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weitere Zeitschriftenartikel

01-08-2021 | Original Article | Issue 4/2021

Watershed prioritization for soil and water conservation in Darna River basin: a PCA approach

The watershed management techniques for prioritization have a great significance in the conservation of soil and water resources. The present study exhibits the importance of principal component analysis (PCA) for the prioritization of …

Authors:
Jyoti A. Pathare, Anilkumar R. Pathare

01-08-2021 | Original Article | Issue 4/2021

Evaluation and risk assessment of polycyclic aromatic hydrocarbons in groundwater and soil near a petroleum distribution pipeline spill site, Eleme, Nigeria

The concentration, distribution, compositional pattern and possible sources of polycyclic aromatic hydrocarbons (PAHs) in groundwater and soil near petroleum product spilled site in Eleme (Nigeria) were investigated. The concentrations of 16 …

Authors:
Aniekan Edet, Eyo Nyong, Aniediobong Ukpong, Charles Edet

18-06-2021 | Article Open Access

Empowered Stakeholders: Female University Students’ Leadership During the COVID-19-Triggered On-campus Evictions in Canada and the United States

The study of disaster-specific leadership of female university students has been largely neglected, especially during on-campus emergency eviction and evacuation. Based on the COVID-19-triggered, on-campus evictions across Canada and the United …

Authors:
Haorui Wu, Marla Perez-Lugo, Cecilio Ortiz Garcia, Frances Gonzalez Crespo, Adriana Castillo

18-06-2021 | Original Research

Experimental study on direct injection diesel engine fuelled with ferric chloride nanoparticle dispersed Cassia Fistula biodiesel blend

The present work investigates the influence of surface-modified ferric chloride (FeCl3) nanoparticles mixed Cassia Fistula oil biodiesel blend (B20) for assessing combustion, performance, and emission parameters of diesel engine. FeCl3 …

Authors:
Sheik Hidayatulla Shariff, Srinivas Vadapalli, Jaikumar Sagari

18-06-2021 | Original Paper

Investigation of Stress Arching Above Depleting Hydrocarbon Reservoirs and Its Effect on the Compaction Drive Mechanism

In this paper, the compression drive mechanism, which can be considered as the most related oil drive mechanism with the reservoir geomechanical properties, has been investigated. The constant total vertical stress on the reservoir and uniaxial …

Authors:
Mohammad Hossein Taherynia, Seyed Mahmoud Fatemi Aghda, Ahmad Fahimifar, Mohammadreza Koopialipoor

18-06-2021 | Original Paper

Electromagnetic Response Analysis of Tunnel Full Space 3D Forward Numerical Simulation

Taking Chongqing Rail Transit Line 9 as the engineering background, this paper used ground penetrating radar to forecast the surrounding rock characteristics in front of the tunnel. It is considered that the geological conditions within 0–30 m in …

Authors:
Haitao Li, Guo Yu, Dongming Zhang

18-06-2021 | Original Research

Changes in the molecular structure of cellulose nanocrystals upon treatment with solvents

The morphological properties of nano cellulosic materials affect their industrial applications significantly. Solvents are commonly used in treating cellulosic materials in altered applications. In this work, the treatment of cellulose …

Authors:
Zahra Hosseinpour Feizi, Pedram Fatehi

18-06-2021 | Original Research

Multi-functional and water-resistant conductive silver nanoparticle-decorated cotton textiles with excellent joule heating performances and human motion monitoring

Smart electronic textiles have got tremendous interest due to their flexibility, stretchability, and breathability (Lee et al. 2020 ). Because of their inherent fibrous and porous characteristics, electronic textiles can combine with a variety of …

Authors:
Zengpei Guo, Yilun Wang, Jingjing Huang, Shiyu Zhang, Ruquan Zhang, Dezhan Ye, Guangming Cai, Hongjun Yang, Shaojin Gu, Weilin Xu

18-06-2021 | Original Research

Highly-efficient isolation of cellulose microfiber from rice straw via gentle low-temperature phase transition

Lignocellulose is an important biomass resource. Its main components cellulose, hemicellulose, and lignin can be used as important energy and chemical raw materials. The special 3-D stereoscopic structure of lignocellulose makes it difficult to …

Authors:
Longxiang Zhu, Zhaoxue Feng, Dafeng Wang, Jiamin Wu, Jianhui Qiu, Ping Zhu

18-06-2021 | Original Research

Effect of chemical composition of bamboo fibers on water sorption

Despite the robust mechanical properties of bamboo, interaction with water can result in the instability of these properties. Hygroscopicity is closely related to the chemical content of bamboo. Here, we explored the influence of the chemical …

Authors:
Jing Yuan, Qi Chen, Changhua Fang, Shuqin Zhang, Xianmiao Liu, Benhua Fei

18-06-2021

Natural enemies associated with Tuta absoluta and functional biodiversity in vegetable crops

Tuta absoluta Meyrick (Lepidoptera: Gelechiidae) is considered one of the main pests threatening tomato production worldwide. In the Mediterranean, the use of predatory mirids is widespread, and although several larval parasitoid species have been …

Authors:
Judit Arnó, Paula Molina, Yahana Aparicio, Carmen Denis, Rosa Gabarra, Jordi Riudavets

18-06-2021 | Original Paper

Numerical Study on an Innovative Shaped Charge Approach of Rock Blasting and the Timing Sequence Effect in Microsecond Magnitude

Directional fracture controlled blasting technology plays a significant role in rock blasting engineering, in which the shaped charge forms are usually utilized. The energy-gathering form of shaped blasting still has no unified and strict standard …

Authors:
Yao Yin, Qing Sun, Baoping Zou, Qingyi Mu

18-06-2021 | WATER USE IN LCA

Water footprint assessment of lemon and its derivatives in Argentina: a case study in the province of Tucumán

Argentina is the eighth largest producer of fresh citrus fruits and one of the four main lemon-producing countries. National production of lemons averages about 1.5 million metric tons in the last 10 years (Federcitrus 2021 ). Lemons growing and …

Authors:
Lucas M. Machin Ferrero, Paula Z. Araujo, Andrea L. Nishihara Hun, Daniel H. Valdeón, Fernando D. Mele

18-06-2021 | Originalveröffentlichung Open Access

Statistik im Sozialismus

Amtliche Daten zwischen Realität und Ideologie und ihre Medienrezeption

Dieser Beitrag dokumentiert eine Tendenz totalitärer Gesellschaftssysteme, die Statistik und insbesondere Daten der Amtsstatistik als Stütze von Ideologien zu missbrauchen. Dieser Missbrauch wird oft durch westliche Medien unterstützt, die allzu …

Authors:
Walter Krämer, Klaus Leciejewski

18-06-2021 | Original Paper Open Access

Environmental and economic issues concerning the use of wet scrubbers coupled to bagasse-fired boilers: a case study in the Brazilian sugarcane industry

Sugarcane ( Saccharum officinarum ) is one of the most efficient crops in the world for producing sugar, ethanol, and energy (FAO 2019 ). Sugarcane processing exceeded 1,840 million tons (Mt) in the 2017–2018 season, with Brazil, India, and China …

Authors:
Murilo Daniel de Mello Innocentini, Federico Giovanni Lovero, Ariana Silva Ferreira, Tapas K. Das, Paolo Tronville

18-06-2021 | Original Paper

Allocation of carbon emission quotas in Chinese provinces based on Super-SBM model and ZSG-DEA model

Allocation of carbon emission quotas is a primary part for carbon trading market to mitigate carbon emission, and there is no unified carbon emission allocation scheme in China at provincial level now. The researches on allocation of carbon …

Authors:
Fang Chen, Tao Zhao, Hongmei Xia, Xiaoyan Cui, Zhiyuan Li

18-06-2021 | Original Paper

Effects of Fe2O3 and Al2O3 nanoparticle-diesel fuel blends on the combustion, performance and emission characteristics of a diesel engine

This research investigates the effects of the addition of Fe2O3 and Al2O3 nanoparticles (30, 60 and 90 ppm) and Fe2O3–Al2O3 hybrid nanoparticles to pure diesel fuel on the combustion, performance and emission characteristics of a diesel engine.

Authors:
Mohammad Nouri, Amir Homayoon Meghdadi Isfahani, Alireza Shirneshan

17-06-2021 | Original Paper

Cleaner construction of social housing infrastructure with load-bearing alkali-activated masonry

Population explosion, changing lifestyles, and a lack of housing facilities have created an acute shortage of affordable housing all over the globe. This essential part of the infrastructure of a country has put pressure on several governments to …

Authors:
Hindavi R. Gavali, Ana Bras, Rahul V. Ralegaonkar

17-06-2021 | Original Research Open Access

Simplification of gel point characterization of cellulose nano and microfiber suspensions

Gel point (Ø g ) is defined as the volume concentration of a suspension at the boundary between the semi-dilute and dilute regions. This concentration is considered the lowest at which all flocs are interconnected, forming a self-supporting network …

Authors:
Jose Luis Sanchez-Salvador, M. Concepcion Monte, Carlos Negro, Warren Batchelor, Gil Garnier, Angeles Blanco

17-06-2021 | Original Research Open Access

Polysaccharide films modified by compounds of natural origin and silver having potential medical applications

The use of natural substances in the treatment of skin diseases and wounds has been known for centuries. Examples of such natural compounds include honey, butter, milk, myrrh, and resin. Gauze with carbolic acid (phenol), invented by surgeon …

Authors:
Adrian Krzysztof Antosik, Piotr Miądlicki, Katarzyna Wilpiszewska, Agata Markowska-Szczupak, Zvi C. Koren, Agnieszka Wróblewska

17-06-2021 | Original Research

Furfuryl alcohol/tung oil matrix-based composites reinforced with bacterial cellulose fibres

Polymeric materials have drastically changed the society in the last century. However, their non-renewable origin, together with their indiscriminate use and disposal, resulted in a huge accumulation of waste in the environment and raised a wide …

Authors:
Henrique Augusto Silva Valentino, Paulo de Tarso Laia dos Reis e Silva Pupio, Alessandro Gandini, Talita M. Lacerda

17-06-2021 | Original Paper

Effect of Borehole Positions and Depth on Pressure Relief of Cavern Surrounding Rock Mass

As the development scale and depth increasing, the frequency and intensity of rock burst and other surrounding rock dynamic disasters are also increasing, which seriously affects the safety construction and operation of cavern engineering. At …

Authors:
Zhaofeng Chen, Tao Xu, Xu Dai, Jiacheng Song

17-06-2021 | Original Paper

An Innovative Tubular Standing Support Incorporating PVC and FRP Composites: Laboratory Tests

The importance of developing innovative support structure for underground mines has drawn much attention with the depletion of shallow resources. This paper presents a hybrid tubular standing support consisting of an exterior container made of the …

Authors:
Baisheng Zhang, Hongchao Zhao

17-06-2021 | Original Paper

Mapping Fracture Complexity of Fractured Shale in Laboratory: Three-dimensional Reconstruction From Serial-section Images

The intrinsic anisotropy of sedimentary rocks such as shale, together with the presence of natural fractures and bedding planes, make it possible for hydraulic fracturing to generate complex fracture networks in unconventional hydrocarbon …

Authors:
Mei Li, Earl Magsipoc, Aly Abdelaziz, Johnson Ha, Karl Peterson, Giovanni Grasselli

17-06-2021

Catchment Storage and its Influence on Summer Low Flows in Central European Mountainous Catchments

The objective of this study was to determine the role of spring catchment water storage on the evolution of low flows in central European mountainous catchments. The study analysed 58 catchments for which catchment storage, represented by snow …

Authors:
Václav Šípek, Michal Jenicek, Jan Hnilica, Nikol Zelíková

17-06-2021

Dealing with Data Missing and Outlier to Calibrate Nodal Water Demands in Water Distribution Systems

Model parameters of the water distribution system (WDS) such as nodal water demands, should be carefully calibrated by measurements. However, the inconvenience of data missing and outliers is a common feature of real-time measurements, and …

Authors:
Shipeng Chu, Tuqiao Zhang, Chengna Xu, Tingchao Yu, Yu Shao

16-06-2021

Assessing Energy Efficiency in Water Utilities Using Long-term Data Analysis

Water supply and electrical energy use are important topics at present, particularly in São Paulo (Brazil) where rising electricity prices and a changing climate are placing increasing strain on one of the world's biggest metropolitan area. This …

Authors:
Ana Paula Pereira da Silveira, Herlander Mata-Lima

16-06-2021 | SOCIETAL LCA

From social impact subcategories to human health: an application of multivariate analysis on S-LCA

The social life cycle assessment (S-LCA) is a methodology aimed at assessing the potential social impacts (positive and negative) related to the life cycle of products and services, encompassing the extraction of raw materials to the end of the …

Authors:
Jaylton Bonacina de Araujo, José Roberto Frega, Cássia Maria Lie Ugaya

16-06-2021 | Original Article

Tannase production through solid-state fermentation of Shorea robusta deoiled seed cake: an industrial biomass using Aspergillus flavus TF-8 for potential application in gallic acid synthesis

In the present study, utilization of Sal (Shorea robusta) deoiled seed cake (DOC), a forest industrial biomass residue as substrate for solid-state fermentation (SSF) was attempted for the microbial growth and production of industrially useful …

Authors:
Samsher Singh, Amarjeet Kaur, Anshu Gupta

16-06-2021 | Original Article

A model study for decolorization reasons: β-carotene removal and its kinetics and thermodynamics behaviors

Decolorization is a significant process in the production of food products. Bleaching process for the removal of colored pigments such as β-carotene from vegetable oils has been gaining interest by using many materials as adsorbents to purify the …

Authors:
Ebru Kurtulbaş, İrem Toprakçı, Ayşe Gizem Pekel, Selin Şahin

16-06-2021 | Original Article

Transforming microalgal Chlorella biomass into cosmetically and nutraceutically protein hydrolysates using high-efficiency enzymatic hydrolysis approach

This study aimed to produce the cosmetically and nutraceutically protein hydrolysates derived from alkaline-soluble proteins of microalgal Chlorella biomass via Alcalase enzymatic hydrolysis approach. Protein hydrolysates having high degree of …

Authors:
Jeeraporn Pekkoh, Khomsan Ruangrit, Chayakorn Pumas, Kritsana Duangjan, Supakit Chaipoot, Rewat Phongphisutthinant, Itthipon Jeerapan, Kasirawat Sawangrat, Wasu Pathom-aree, Sirasit Srinuanpan

16-06-2021 | Original Article

Organic nutrient sources and biochar technology on microbial biomass carbon and soil enzyme activity in maize-black gram cropping system

Since studies on biochar stability in agricultural soils are very limited, the microbial biomass carbon and soil enzyme activity influenced by biochar addition to field condition remains uncertain. Results of this study revealed that microbial …

Authors:
Shaon Kumar Das, Goutam Kumar Ghosh, Ravikant Avasthe, Burhan U. Choudhury, Vinay Kumar Mishra, Manik Chandra Kundu, Aniruddha Roy, Tilak Mondal, Achal Lama, D. S. Dhakre

16-06-2021 | Original Article

Waste to fuel: biodiesel production from bitter orange (Citrus aurantium) seed as a novel bio-based energy resource

Bitter orange (Citrus aurantium) is a fruit that is grown in different regions of Iran. Moreover, bitter orange has also a lot of seeds that mostly considered as a waste part of the fruit. Bitter orange’s seeds have a lot of oil content (~ 38%) …

Authors:
S. Almasi, G. Najafi, B. Ghobadian, M. T. Ebadi

16-06-2021 | Original Article Open Access

Moving beyond the mirror: relational and performative meaning making in human–robot communication

Current research in human–robot interaction often focuses on rendering communication between humans and robots more ‘natural’ by designing machines that appear and behave humanlike. Communication, in this human-centric approach, is often …

Authors:
Petra Gemeinboeck, Rob Saunders

16-06-2021 | Article Open Access

Dynamic Assessment of Global Maize Exposure to Extremely High Temperatures

Exposure to extreme heat can severely harm crop growth and development, and it is essential to assess such exposure accurately to minimize risks to crop production. However, the actual distribution of crops and its changes have neither been …

Authors:
Yuan Gao, Peng Su, Anyu Zhang, Ran Wang, Jing’ai Wang

16-06-2021 | Original Paper

Effect of Unloading Rate on the Mechanical Behavior and Fracture Characteristics of Sandstones Under Complex Triaxial Stress Conditions

In recent years, many studies have shown that it is meaningful to place rocks under stress paths corresponding to various loading and unloading conditions. However, the deformation evolution of rock under cyclic loading with consideration of the …

Authors:
Yu Zhao, Jing Bi, Chaolin Wang, Pengfei Liu

16-06-2021 | Paper Open Access

Rapid groundwater potential mapping in humanitarian contexts: improving borehole implementation in basement environments

Emergency responses in humanitarian contexts require rapid set-up of water supply. Boreholes are often drilled where the needs are highest and not where hydrogeological conditions are most favourable. The Rapid Groundwater Potential Mapping …

Authors:
Cyrille Scherrer, Ryan Schweitzer, Marc-André Bünzli, Ellen Milnes

16-06-2021 | Paper

A study on groundwater recharge in the Anyanghe River alluvial fan, North China Plain, based on hydrochemistry, stable isotopes and tritium

Studies on groundwater recharge are essential for sustainable exploitation of groundwater resources, especially in areas of extensive groundwater exploitation such as the Anyanghe River alluvial fan (ARAF) in the North China Plain (NCP). However …

Authors:
Xiangui Huang, Jianhua Ping, Wei Leng, Yan Yu, Min Zhang, Yaqiang Zhu

16-06-2021 | Original Paper

Numerical Analysis of the Drilled Horizontal Drains Efficiency in Physical Slope Model: The Role of the Soil Water Retention Property

Rainfall leading to a variation of the groundwater regime has been considered as a main factor that caused slope failures in many regions in the world, particularly in Tunisia, where roads were recently well damaged under intensive precipitations.

Authors:
Fakher Hamrouni, Houcem Trabelsi, Mehrez Jamei

16-06-2021 | Original Paper

Strain Energy, Yielding and Undrained Shear Characteristics of High Plasticity Compacted Clay Subjected to Stress Anisotropy

This experimental study investigates the effect of K0, anisotropic and isotropic consolidation stress paths on the undrained mechanical response of compacted high plasticity clay. This type of soils is being used for the construction of the core …

Authors:
Naman Kantesaria, Ajanta Sachan

16-06-2021 | Original Research

α-Cellulose-based films: effect of sodium lignosulfonate (SLS) incorporation on physicochemical and antibacterial performance

Cellulose, as one of the three main components in lignocellulosic biomass, is a famous biopolymer and has great potential to prepare film-based materials (Khalili et al. 2018 ; Koli et al. 2018 ; Zhang et al. 2017 ). Properties of …

Authors:
Xinyu Lu, Han Que, Haoquan Guo, Chenrong Ding, Xu Liu, Yu Qin, Hossain Mahmud Robin, Chaozhong Xu, Xiaoli Gu

16-06-2021 | Original Research

Diethylene triamine penta methylene phosphonic acid encountered silver ions: a convenient method for preparation of flame retardant and antibacterial lyocell fabric

Ammonium salt of diethylene triamine penta methylene phosphonic acid (ADTPMPA), a novel flame retardant, was synthesized and grafted on the lyocell fabric to obtain a kind of flame retardant lyocell fabric (FR-lyocell). Then FR-lyocell was coated …

Authors:
Mengyuan Xiao, Yingbin Guo, Jiayue Zhang, Yansong Liu, Yuanlin Ren, Xiaohui Liu

16-06-2021 | Original Research

Achromatic optical waveplates based on cellulose nanocrystals

Cellulose nanocrystals (CNCs) derived from native cellulose can self-assemble into liquid crystals (LCs) and preserve the LC alignment in solid films that are attractive for the preparation of optical materials and devices from bottom-up …

Authors:
Chenxi Li, Nan Wang, Julian Evans, Sailing He

16-06-2021 | Original Research Open Access

Infrared photo-induced force microscopy unveils nanoscale features of Norway spruce fibre wall

Infrared photo-induced force microscopy (IR PiFM) was applied for imaging ultrathin sections of Norway spruce (Picea abies) at 800–1885 cm−1 with varying scanning steps from 0.6 to 30 nm. Cell wall sublayers were visualized in the low-resolution …

Authors:
Kavindra Kumar Kesari, Padraic O’Reilly, Jani Seitsonen, Janne Ruokolainen, Tapani Vuorinen

16-06-2021 | Original Research

Production of thermal and water responsive shape memory polyurethane nanocomposite filaments with cellulose nanowhisker incorporation

Smart textiles that sense, interact, and adapt to environmental stimuli is an area of industry having a huge potential that is expected to reach more than $130 billion by 2025 according to a latest report (Spina and Lane 2020 ). Smart textile …

Authors:
Nazife Korkmaz Memiş, Sibel Kaplan

15-06-2021 | Original Research

Three-phase structure analysis of sawdust cultivation substrates and rapid detection of the optimal water environment for Lentinula edodes growth based on LF-NMR

Edible mushrooms are rich in nutrients, taste delicious and are widely consumed in daily life. By nutritional source, they can be divided into wood-rotting fungi and straw rotting fungi (Yang 2018 ). Most of the edible fungi cultivated on a large …

Authors:
Yihong Wang, Shishan Hu, Zhengyan Yang, Qin Jin, Ang Ren, Qin He, Hanshou Yu, Mingwen Zhao

15-06-2021 | Original Research

Sustainable technical design and economic–environmental analysis of SMART solar street lighting system in Giza City, Egypt

This paper introduces a study on using solar energy instead of fossil fuel energy to light the dark and gloomy streets. An intelligent smart street light system is implemented and the feasibility of SSL is evaluated using a case study of a …

Authors:
Marwa M. Ibrahim, Amer M. Elwany, Lamiaa K. Elansary

15-06-2021 | Original Article

Optimisation of microwave-assisted production of acid condensate from palm kernel shell and its biological activities

This study reports on the microwave-assisted heating optimisation of acid condensate (AC) from palm kernel shell (PKS), using the central composite design (CCD) approach focusing on its total phenolic content (TPC) as response and its …

Authors:
Seri Elyanie Zulkifli, Mohd Amir Asyraf Mohd Hamzah, Maizatulakmal Yahayu, Astimar Abd. Aziz, Najihah Mohd. Hashim, Zainul Akmar Zakaria

15-06-2021 | Original Paper

Optimization of a Cable Support Strategy for Roadways in Coal Mines by Using the PSO Algorithm

Cables are commonly used for roadway support in coal mines. Traditionally, support schemes show characteristics of excessive strength and resource waste; therefore, determining how to scientifically and economically arrange the distribution of …

Authors:
Zhu Tang, Shuqing Li, Fei Huang, Junwei Yang, Fuling Yang, Yanping Zhu, Dangzheng Yang, Nan Wen

15-06-2021 | Paper

Evolution of soil-water states in the vadose zone of a desert soil after an extreme rainfall event and its impact on the ecosystem

Evolution of soil-water movement patterns following rare and extreme rainfall events in arid climates is not well understood, but it has significant effects on water availability for desert plants and on the hydrological cycle at small scale.

Authors:
Hong Zhou, Wen Zhi Zhao

15-06-2021 | Original Paper

Shear Strength Parameters of Clayey Sand Treated with Cement and Nano Titanium Dioxide

The present study aims to investigate the variation of mechanical properties of clayey sand treated with cement and nano titanium dioxide (NTD). For this purpose, unconfined compression and direct shear tests were performed on mixtures of clayey …

Authors:
Abbas Babaei, Mahmoud Ghazavi, Navid Ganjian

15-06-2021 | Original Paper

Trajectory Analysis of the Rockfall Based on the Effect of Rotating Angular Velocity

The trajectory of a rolling stone begins and is characteristically accompanied by a certain initial rotation. Considering the influence of the initial rotation, the four basic motion forms of a rolling rock movement are analyzed, based on contact …

Authors:
Shaozhen Duan, Wei Jin, Jinlong Sun, Wenda Wang

15-06-2021 | Original Paper

Failure Mechanism and Numerical Simulation of Splitting Failure for Deep High Sidewall Cavern Under High Stress

With the increase of the depth of the underground engineering, the phenomenon of splitting failure of the deep rock will appear, which is very different from the shallow cavern. In order to reveal the formation mechanism of splitting failure …

Authors:
Fan Li, Qiangyong Zhang, Wen Xiang, Guangyuan Yu

15-06-2021 | Original Paper

Study of the Influence of Block Caving Underground Mining on the Stability of the Overlying Open Pit Mine

Block caving mining method is one of the most viable and preferred mass underground mining methods for low grade orebody. However, in combined surface and underground mining, the breakthrough of an underground caving under an open pit may result …

Authors:
Nathan Chimi Tegachouang, Victor Mwango Bowa, Xinping Li, Yi Luo, Wenping Gong

15-06-2021 | Original Article / Originalbeitrag

Efficacy of Titanium Dioxide Nanoparticles in the Management of Disease Complex of Beetroot (Beta vulgaris L.) Caused by Pectobacterium betavasculorum, Rhizoctonia solani, and Meloidogyne incognita

Application of nanoparticles (NPs) in the management of plant diseases may reduce the use of pesticides and enhance food security. In this study, the effects of TiO2 NPs in 100 and 200 mg L−1 concentrations were examined against Meloidogyne …

Authors:
Manzoor R. Khan, Zaki A. Siddiqui

15-06-2021 | Original Research

Superhydrophobic textile: treatment in aqueous solutions of aluminum salts

Technical textile is widely used in such diverse fields as medical technology, aerospace and automotive industries, modern architecture and building, filtration and transport systems (Holme 2007 ; Çay et al. 2020 ; Karpushko et al. 2016 ; Cherston …

Authors:
E. V. Endiiarova, A. A. Osipov, S. E. Alexandrov, A. L. Shakhmin

15-06-2021 | Original Paper

Tensile Strength and Fracture Surface Morphology of Granite Under Confined Direct Tension Test

The tensile strength of rock is a crucial parameter for the stability assessment and reinforcement design of rock engineering, which is commonly determined by indirect tension test or uniaxial direct tension test. However, the rock in slopes and …

Authors:
Yang Liu, Da Huang, Duofeng Cen, Zhu Zhong, Fengqiang Gong, Zhijun Wu, Yongtao Yang

15-06-2021 | Original Research

Natural pozzolan super-absorbent polymer: synthesis, characterization, and its application on plant growing under drought condition

In this work, a novel natural pozzolan-incorporated super-absorbent polymer composites (SAPCs), a potential soil-additive to increase water holding capacity and water use efficiency of soil, was synthesized and characterized. Consequently, barley …

Authors:
Seyda Tugba Gunday, Huseyin Tombuloglu, Ismail Anil, Omar Alagha, Ayhan Bozkurt

15-06-2021 | Original Research

Potential of wind energy in Cameroon based on Weibull, normal, and lognormal distribution

Careful analysis of long-term wind data in a broad area is essential to estimate the wind energy potential of a region. For this purpose, knowledge of wind speed distribution is an essential task. This paper proposes a comprehensive statistical …

Authors:
Christian Kenfack-Sadem, Raphaël Tagne, François Beceau Pelap, Gerard Nfor Bawe

15-06-2021 | Angewandte Geographie

Zukunftsweisende Mobilitätssysteme des Steirischen Zentralraums – Erkenntnisse aus städtisch-ländlicher kommunaler Zusammenarbeit

Der Steirische Zentralraum stellt eine der dynamischsten Wirtschaftsregionen Österreichs dar. Die starke Verflechtung zwischen den ländlichen und peri-urbanen Gebieten mit der Stadt Graz zeigt sich insbesondere in starken Pendlerströmen. Der Druck …

Authors:
Lisa Bauchinger, Theresia Oedl-Wieser, Thomas Dax, Anna Reichenberger, Kerstin Hausegger-Nestelberger

14-06-2021 | Original Research

Cellulosic bionanocomposites based on acrylonitrile butadiene rubber and Cuscuta reflexa: adjusting structure-properties balance for higher performance

Cellulosic polymer nanocomposites are systems in which cellulose-derived nanofillers are incorporated into a polymer with the mission to enhance thermal and mechanical properties (Khattab et al. 2017 ). Cellulosic nanofibrillar structures have been …

Authors:
Midhun Dominic, Rani Joseph, P. M. Sabura Begum, Athira S. Kumar, P. A. Jeemol, Thomasukutty Jose, Dileep Padmanabhan, Krzysztof Formela, Suchart Siengchin, Jyotishkumar Parameswaranpillai, Mohammad Reza Saeb

14-06-2021 | Original Paper Open Access

Modelling the amphibian chytrid fungus spread by connectivity analysis: towards a national monitoring network in Italy

The emerging amphibian disease, Batrachochytrium dendrobatidis (Bd), is driving population declines worldwide and even species extinctions in Australia, South and Central America. In order to mitigate effects of Bd on amphibian populations …

Authors:
Andrea Costa, Lorenzo Dondero, Giorgia Allaria, Bryan Nelson Morales Sanchez, Giacomo Rosa, Sebastiano Salvidio, Elena Grasselli

14-06-2021 | Report

Assessment of future trends on groundwater quality in a nitrate vulnerable zone (Esposende–Vila do Conde sector, NW Portugal): towards a combined conceptual and mass transport modelling

Nitrate contamination of groundwater is an important public health issue worldwide. For environmental and public health reasons, water should not contain more than 50 mg/L NO3. An aquifer for which this limit is exceeded can be designated as a …

Authors:
Joel Zeferino, Maria Rosário Carvalho, Ana Rita Lopes, Rosário Jesus, Maria José Afonso, Liliana Freitas, José Martins Carvalho, Helder I. Chaminé

14-06-2021 | ORIGINAL ARTICLE

Influence of reprocessing cycles on mechanical and antibacterial performances of hygienic in situ compatibilized PBS/PLA blends doped with HPQM

A spontaneous combination of hygienic in situ compatibilized polybutylene succinate/polylactic acids (PBS/PLA) was formulated through the addition of optimum dosages of dicumyl peroxide (DCP), which was a fundamental motivator, and …

Authors:
Panupong Srimalanon, Ignacio Martín-Fabiani, Benjaphorn Prapagdee, Teerasak Markpin, Ekachai Wimolmala, Narongrit Sombatsompop

14-06-2021 | Report Open Access

Thermal modeling of a Swiss urban aquifer and implications for geothermal heat pump systems

The progressive electrification of the building conditioning sector in recent years has greatly contributed to reducing greenhouse gas emissions by using renewable energy sources, particularly shallow geothermal energy. This energy can be …

Authors:
Rodolfo Perego, Sebastian Pera, Jacopo Boaga, Monica Bulgheroni, Giorgia Dalla Santa, Antonio Galgaro

14-06-2021

Environmental Management in the Peri-urban Region: Psychological and Contextual Factors Influencing Private Land Conservation Actions

Peri-urban areas, defined as the region between urban and rural settlements, are heterogeneous, dynamic regions experiencing rapid land use change in cities around the world. Ongoing development and land use change has resulted in the …

Authors:
Konrad Uebel, Jonathan Rhodes, Kerrie A. Wilson, Angela J. Dean

13-06-2021 | Original Paper

Landslide Hazard Zonation using Logistic Regression Model: The Case of Shafe and Baso Catchments, Gamo Highland, Southern Ethiopia

Landslide hazard zonation plays an important role in safe and viable infrastructure development, urbanization, land use, and environmental planning. The Shafe and Baso catchments are found in the Gamo highland which has been highly degraded by …

Authors:
Leulalem Shano, Tarun Kumar Raghuvanshi, Matebie Meten

13-06-2021 | Original Paper

Analysis of Concrete Piles Under Horizontal and Vertical Simultaneous Loading with P-Y Method and Finite Element Analysis

Pile foundations are often exposed to vertical and lateral loads. In common pile analysis, it is assumed that the effect of these two load types do not depend on each other, and designing is usually done individually for each of the vertical and …

Authors:
A. Ghasemipanah, R. Ziaie Moayed

13-06-2021 | Original Paper Open Access

Assessing the System Vibration of Circular Sawing Machine in Carbonate Rock Sawing Process Using Experimental Study and Machine Learning

Predicting the vibration of the circular sawing machine is very important in examining the performance of the sawing process, as it shows the amount of energy consumption of the circular sawing machine. Also, this factor is directly related to …

Authors:
Reza Mikaeil, Mojtaba Mokhtarian, Sina Shaffiee Haghshenas, Nicola Careddu, Aref Alipour

13-06-2021 | ORIGINAL ARTICLE

Stakeholder coordination analysis in hazardous waste management: a case study in China

Hazardous waste management (HWM) in chemical industrial parks is an important issue related to sustainable development. Previous researches concentrations on HWM have been transferred from technologies, economic, and ecological benefits to social …

Authors:
Xiaoqian Song, Mustafa Ali, Xi Zhang, Huaping Sun, Fangfang Wei

13-06-2021 | Original Paper

Accelerating Creep Stage of Red Sandstone Expressed and Quantitatively Identified Based on Acoustic Emission Information

Rock creep characteristics play an important role in geological engineering and have important physical implications when evaluating the long-term stability of rock structures. In this study, a series of uniaxial compression and creep experiments …

Authors:
Kui Zhao, Daoxue Yang, Peng Zeng, Cong Gong, Xiaojun Wang, Wen Zhong

13-06-2021 | Original Paper

Energy analysis of two coupled brick kilns: an experimental study

The production of bricks using different fueled systems is an emerging field, and many of the scientific concepts and principles are applied to overcome air pollution and improve the artisan tradition. The environmental problem is the most …

Author:
Rosa-Hilda Chavez

13-06-2021 | Original Research

Robust, sustainable, hierarchical multi-porous cellulose beads via pre-crosslinking strategy for efficient dye adsorption

Recently, porous beads have attracted enormous attention in various areas such as adsorption and separation, heterogeneous catalysis, energy storage, due to their high specific surface area, high porosity, tunable porous architecture, and surface …

Authors:
Yanhong Ding, Chuhan Song, Wenli Gong, Lin Liu, Mingbang Wu, Lindong Li, Juming Yao

13-06-2021 | Original Article

Sunflower oil deodorizer distillate as novel feedstock for biodiesel production and its characterization as a fuel

An economical way to reduce oil consumption and environmental problems in fuel production is the production of biodiesel from by-products and waste materials. By-products from the vegetable oil refining industry such as soap stock, acid oil, and …

Authors:
Burcu Diger Kulaksiz, Hatice Paluzar

13-06-2021

A Rigorous Wavelet-Packet Transform to Retrieve Snow Depth from SSMIS Data and Evaluation of its Reliability by Uncertainty Parameters

This study demonstrates the application of wavelet transform comprising discrete wavelet transform, maximum overlap discrete wavelet transform (MODWT), and multiresolution-based MODWT (MODWT-MRA), as well as wavelet packet transform (WP), coupled …

Authors:
Arash Adib, Arash Zaerpour, Ozgur Kisi, Morteza Lotfirad

13-06-2021

Assessment and Prediction of Groundwater using Geospatial and ANN Modeling

In semi-arid regions, the deterioration in groundwater quality and drop in water level upshots the importance of water resource management for drinking and irrigation. Therefore geospatial techniques could be integrated with mathematical models …

Authors:
Ankita P. Dadhich, Rohit Goyal, Pran N. Dadhich

13-06-2021

Economic Analysis of Recreation Access at a Lake Facing Water Crisis due to Municipal Water Demand

Droughts and water demand for competing uses such as municipal supply, nature-based recreation, and fisheries have added challenges in lake management. Sustaining the benefit of nature-based recreation at public lakes requires understanding the …

Authors:
Zachary Darby, Neelam Chandra Poudyal, Adam Frakes, Omkar Joshi

13-06-2021

Modeling the Effectiveness of Rain Barrels, Cisterns, and Downspout Disconnections for Reducing Combined Sewer Overflows in a City-Scale Watershed

Green Infrastructure / Low Impact Development (GI/LID) is an increasingly popular strategy to manage urban stormwater for individual properties, but the aggregate effect on runoff reduction at the city scale has not been thoroughly investigated.

Authors:
Seyed Hamed Ghodsi, Zhenduo Zhu, Hazem Gheith, Alan J. Rabideau, María Nariné Torres, Kevin Meindl

13-06-2021 | Original Paper Open Access

The multifunctional role of linear features in traditional silvopastoral systems: the sabana de morro in Dolores (El Salvador) and the pastures with carob trees in Ragusa (Italy)

Traditional agro-silvo-pastoral systems are becoming each day more important, representing multifunctional systems that can contribute to the preservation of agrobiodiversity and of traditional knowledge and associated culture, to the wellbeing of …

Authors:
Martina Venturi, Francesco Piras, Federica Corrieri, Ever Alexis Martinez Aguilar, Antonio Santoro

12-06-2021 | Original Research

Simulation of the Allam cycle with carbon dioxide working fluid and comparison with Brayton cycle

The Allam Cycle takes a novel approach to reducing emissions by employing oxy-combustion that utilizes carbon dioxide (CO2) working fluid, highly recuperated cycle. In this research, the main parts of the Allam cycle, including the combustion …

Authors:
Emad Dokhaee, Alireza Saraei, Saeed Jafari Mehrabadi, Peyman Yousefi

12-06-2021

Quantifying Surface Water and Ground Water Interactions using a Coupled SWAT_FEM Model: Implications of Management Practices on Hydrological Processes in Irrigated River Basins

This study coupled the Soil and Water Assessment Tool (SWAT) with a ground water finite element model (FEM) with the enhancements of multiple interface conversions and management practices. The coupled model, SWAT_FEM was applied to assess the …

Authors:
Pooja P. Preetha, Naveen Joseph, Balaji Narasimhan

12-06-2021 | Original Paper

Dynamic Response and Mechanical Behaviours of Geogrid for High Earth-rockfill Dams

Due to the complexity of the interaction between the geogrid and the soil interface in high earth-rock dams, the method of replacing the grid with steel bars may neglect the interaction between the geogrid and the soil. The finite difference …

Authors:
Yalin Zhu, Chi Ma, Kun Tan, Juxiang Chen, Yixian Wang

12-06-2021 | Original Research

Textile waste as precursors in nanocrystalline cellulose synthesis

High solid waste generation is one of the biggest environmental issues today. The rapid cycle of fashion in the textile industry has contributed intensely to the extremely high levels of material consumption and waste generation. This paper …

Authors:
Andrielen Braz Vanzetto, Lilian Vanessa Rossa Beltrami, Ademir José Zattera

12-06-2021 | Original Research

Post-treatment of reactive dyed cotton fabrics by caustic mercerization and liquid ammonia treatment

The influence of caustic mercerization (CM) and liquid ammonia (LA) treatments on the properties of reactively dyed cotton fabrics were schematically studied. The cotton fabrics were dyed using different commercial reactive dyes such as Reactive …

Authors:
Yonghong Liang, Wenju Zhu, Cong Zhang, Rahul Navik, Xiao Ding, Md Shipan Mia, Md Nahid Pervez, Md Ibrahim H. Mondal, Lina Lin, Yingjie Cai

12-06-2021 | Original Paper Open Access

CuAg and AuAg bimetallic nanoparticles for catalytic and heat transfer applications

Bimetallic nanoparticles (BNPs) have drawn significant attention due to their numerous applications. They demonstrate enhanced optical, electrical, thermal, and catalytic properties due to the synergistic effects of monometals present in them. In …

Authors:
Anusha Dsouza, M. P. Shilpa, S. C. Gurumurthy, B. S. Nagaraja, Shridhar Mundinamani, Koduri Ramam, Murali Gedda, M. S. Murari

12-06-2021 | Original Paper

Economic potential of bioremediation using immobilized microalgae-based microbial fuel cells

The cathodic microalgae-based MFC converts the nutrients within wastewater and produces oxygen as oxygen supply for cathodic reactions, leading to the reduction of aeration cost. Continuous energy supplies are secured via the studied technology to …

Authors:
Jane-Yii Wu, Chyi-How Lay, Shir Reen Chia, Kit Wayne Chew, Pau Loke Show, Ping-Heng Hsieh, Chin-Chao Chen

11-06-2021 | Original Research

Multi-objective optimal power flow using a new heuristic optimization algorithm with the incorporation of renewable energy sources

The current research study proposes a multi-objective optimal power flow (OPF) solution using a modified Interior Search Algorithm in which Levy Flight feature with two different strategies is incorporated to accelerate the convergence speed and …

Authors:
Nagarajan Karthik, Ayalur Krishnamoorthy Parvathy, Rajagopalan Arul, K. Padmanathan

11-06-2021 | Original Research Open Access

The experimental verification of the multi-fuel IC engine concept with the use of jet propellant-8 (JP-8) and its blends with pure rapeseed oil

The paper presents some research results to recognize the possibility of realization of the idea of a multi-fuel IC engine. Future construction is planned as a flexible solution for military or special purpose transport means and emergency power …

Authors:
Grzegorz Pawlak, Patryk Płochocki, Przemysław Simiński, Tomasz Skrzek

11-06-2021 | Original Article

Nano β-Mo2C supported on ordered mesoporous carbon for Kraft lignin decomposition to aromatic monomers

In this study, ordered mesoporous carbon materials are prepared to support β-Mo2C catalysts for conversion of Kraft lignin into aromatic monomers. Carbon supports with different porous structures are compared to discuss the critical role of …

Authors:
Chunyan Yang, Liu Zhang, Yingming Zhu, Yingying Liu, Changjun Liu, Kejing Wu, Houfang Lu, Bin Liang

11-06-2021 | Original Article

Sustainable valorization of seeds from eight aquatic plant species as a source of oil and lipophilic bioactive compounds

Potential biomass valorization of aquatic plant seeds of eight species was studied. Merremia emarginata (Convolvulaceae), Nelumbo nucifera (Nelumbonaceae), Schoenoplectus articulatus (Cyperaceae), Cleome viscosa (Cleomaceae), Ipomoea purpurea …

Authors:
Elise Sipeniece, Inga Mišina, Ying Qian, Anna Grygier, Natalia Sobieszczańska, Yaman Kumar Sahu, Suryakant Chakradhari, Magdalena Rudzińska, Khageshwar Singh Patel, Paweł Górnaś

11-06-2021 | Article Open Access

A River Flood and Earthquake Risk Assessment of Railway Assets along the Belt and Road

Mitigating the disaster risk of transportation infrastructure networks along the Belt and Road is crucial to realizing the area’s high trade potential in the future. This study assessed the exposure and risk of existing and planned railway assets …

Authors:
Qianzhi Wang, Kai Liu, Ming Wang, Elco E. Koks

11-06-2021 | Original Paper

Simulating Mining-Induced Seismicity Using the Material Point Method

Micro-seismic events within a mine have the potential to disturb planned daily operations as unpredictable events can lead to safety concerns. Mines are typically large-scale underground endeavours which cannot easily be modelled on the macro …

Authors:
Gys Basson, Andrew P. Bassom, Brian Salmon

11-06-2021 | Original Paper

Economic feasibility studies for Carbon Capture and Utilization technologies: a tutorial review

Carbon Capture and Utilization (CCU) involves the capture and use of CO2 as a resource to create valuable products. The competitiveness of various CCU technologies has been investigated frequently resulting in a variety of economic feasibility …

Authors:
Hanne Lamberts-Van Assche, Tine Compernolle

11-06-2021 | Original Paper

Conversion of tobacco processing waste to biocrude oil via hydrothermal liquefaction in a multiple batch reactor

Fossil fuels are the primary energy source of almost all societies and economies, but it is finite and scarce. The use of non-renewable fossil fuels threatens earth’s environment. At the same time, waste from agricultural and industrial activities …

Authors:
Ruetai Saengsuriwong, Thossaporn Onsree, Sanphawat Phromphithak, Nakorn Tippayawong

11-06-2021 | Original Paper

Photocatalytic degradation of caffeine and E. coli inactivation using silver oxide nanoparticles obtained by a facile green co-reduction method

In this study, silver oxide nanoparticles (Ag2O-NPs) were synthesized from silver nitrate using green amaranth leaf extract as a reducing agent. The degradation of caffeine and inactivation of Escherichia coli (E. coli) by Ag2O-NPs was studied …

Authors:
Harshiny Muthukumar, Santosh Kumar Palanirajan, Manoj Kumar Shanmugam, Pugazhendhi Arivalagan, Sathyanarayana N. Gummadi

11-06-2021

Tachinids associated with lepidopteran pests in agricultural crops in south-central region of Goiás, Brazil

Lepidopterans are among the most important groups of pests for crops in central Brazil. Fortunately, there is a significant diversity of natural enemies acting in the natural regulation of these pests. Among them, the parasitoids of the family …

Authors:
Igor Daniel Weber, Welinton Ribamar Lopes, Letícia Chiara Baldassio de Paula, Karina Cordeiro Albernaz-Godinho, Cecilia Czepak

11-06-2021 | Report

Large-scale hydraulic conductivity distribution in an unconfined carbonate aquifer using the ocean tidal propagation

The hydraulic conductivity of an unconfined carbonate aquifer at the uplifted atoll of Minami-Daito, Japan, was evaluated by a combination of cross-spectral analysis, analytical solution, and density-dependent groundwater modeling based on …

Authors:
Heejun Yang, Yasuhiro Tawara, Jun Shimada, Makoto Kagabu, Azusa Okumura

11-06-2021 | Report

Spatial analysis approaches for the evaluation and protection of groundwater resources in large watersheds of the Canadian Shield

This study focuses on the development of two GIS-based approaches that are used jointly to evaluate the groundwater resources associated with granular aquifers in shield environments. The first approach is a multi-criteria analysis (MCA) using an …

Authors:
S. Nadeau, E. Rosa, V. Cloutier, D. Mayappo, F. Paran, D. Graillot

11-06-2021 | Original Paper

Non-native plants rarely provide suitable habitat for native gall-inducing species

For insect herbivores, a critical niche requirement—possibly the critical niche requirement—is the presence of suitable host plants. Current research suggests that non-native plants are not as suitable as native plants for native herbivores …

Authors:
Robert J. Warren II, Stacey Noezil, Chloe Mokadam

11-06-2021 | Original Paper

Rock Tunnel Performance Under Blast Loading Through Finite Element Analysis

Underground rock tunnels have been an integral part of human civilization, since several decades. The construction and continuous use of these underground structures have become an essential part of metro cities. Moreover, tunnels and other …

Authors:
Md. Rehan Sadique, Mohammad Zaid, Mohd. Masroor Alam

11-06-2021 | Original Paper

Similar Simulation Test of Overlying Rock Failure and Crack Evolution in Fully Mechanized Caving Face with Compound Roof

In the process of coal mining, the characteristics of overburden failure and the evolution of cracks were of great significance to the prevention and control of mine water and gas by using similar simulation test to study the overlying rock …

Author:
Wang Xiaolei

11-06-2021 | Reply

Research on Collaborative and Optimal Deployment and Decision Making Among Major Geological Disaster Rescue Subjects

Geological disaster rescue presents features such as multi-stage, multi-sector, multi-subject, and multi-target. However, due to the shortage of professional rescue technicians, it is necessary to consider the matching, fairness, and efficiency of …

Authors:
Ruifang La, Tao Lv, Pengfei Bai, Zaixu Zhang

11-06-2021

Inhaltliche Analyse von Smartphone-Apps zur Auswertung des Stromverbrauchs privater Endverbraucher

Die Einführung von Smart Metering in Deutschland gewinnt aufgrund nunmehr gegebener legislativer und regulativer Rahmenbedingungen zunehmend an Fahrt, und wird perspektivisch wertvolle Datengrundlagen erzeugen. Zur Auswertung des Stromverbrauchs …

Authors:
Tobias Weiß, Susanne Strahringer

10-06-2021 | Original Article

Evaluating the key factors of soil fertility and tomato yield with fresh and aged biogas slurry addition through greenhouse experiment

Biogas slurry has been used as an amendment to increase soil fertility and crop yield. However, different effects of fresh biogas slurry (FBS) and aged biogas slurry (ABS) on soil properties remain unexplored. Effects of different dilutions of FBS …

Authors:
Zewen Jin, Renhua Sun, Lifeng Ping, Chang’ai Zhang, Mengfei Ying, Shaohua Ding

10-06-2021 Open Access

Water Consumption Variability Based on Cumulative Data From Non-simultaneous and Long-term Measurements

Devices for water consumption measurement provide data from periodical readings in a non-simultaneous and cumulative manner. This may result in inaccuracies within the process of inference about the short-term habitual patterns of water supply …

Authors:
Jacek Wawrzosek, Syzmon Ignaciuk, Justyna Stańczyk, Joanna Kajewska-Szkudlarek

10-06-2021

Effects of the Deep Pool on Groundwater Flow and Salinization in Coastal Reservoir and Adjacent Aquifer

Coastal reservoirs can alleviate freshwater shortages occurring in the nearshore zone. Deep pools patched at the bottom of reservoirs at greater depths than their adjacent beds maintain a high salinity and possibly provide preferential paths for …

Authors:
Yuming Mo, Guangqiu Jin, Chenming Zhang, Jing Xu, Hongwu Tang, Chengji Shen, Alexander Scheuermann, Ling Li

10-06-2021 | Original Article Open Access

Socio-economic impacts and challenges associated with the electrification of a remote area in rural Tanzania through a mini-grid system

Electricity is an indispensable building block for sustainable development. As national and international electrification measures in rural areas of Tanzania are progressing slowly, a solar-powered mini-grid system with second-life battery storage …

Authors:
Joern Falk, Martin Angelmahr, Wolfgang Schade, Heike Schenk-Mathes

10-06-2021 | Original Research

Preparation and properties of nano SiO2 modified cellulose acetate aqueous polymer emulsion for leather finishing

Poor water solubility of cellulose acetate is a key factor limiting its application in leather finishing field. Herein, a self-emulsifying aqueous emulsion was synthesized by using cellulose diacetate (CDA) as the substrate, dimethylolbutyric acid …

Authors:
Jing Zhang, Yan Bao, Mingyuan Guo, Zhenghua Peng

10-06-2021 | Original Paper

Experimental investigation of the microclimate effects on floating solar power plant energy efficiency

Arrhenius ( 1896 ) was one of the first to claim that fossil fuel combustion may eventually result in enhanced global warming and proposed a relation between atmospheric carbon dioxide concentrations and temperature. From 1850 to 2018, 440 ± 20 Pg …

Authors:
Yalcin Karatas, Deniz Yilmaz

10-06-2021 | Original Paper

Modular compressed air energy storage system for 5kw wind turbine: A feasibility study

This paper primarily focuses on a systematic top-down approach in the structural and feasibility analysis of the novel modular system which integrates a 5 kW wind turbine with compressed air storage built within the tower structure, thus replacing …

Authors:
M. Ammal Dhanalakshmi, P. Deivasundari

10-06-2021 | Original Paper

Footwall Rock Slope Stability Evaluations at Nchanga Open Pit Mine, Zambia

Footwall instability is still problematic in many base metal surface mines around the world. The current slope stability analyses by numerical simulation models uses estimated mechanical input parameters to investigate the evolution and failure …

Authors:
Wenping Gong, Victor Mwango Bowa, Chao Zhao, Zhan Cheng, Liang Zhang

10-06-2021 | Original Paper

3D Cutting Force Model of a Stinger PDC Cutter: Considering Confining Pressure and the Thermal Stress

Cutting force prediction of the Stinger PDC cutter is a critically important work for the hybrid PDC bit design, which will directly affect the working stability and rock-breaking efficiency of drill bits. Thermal stress caused by drilling fluid …

Authors:
Chao Xiong, Zhongwei Huang, Huaizhong Shi, Ruiyue Yang, Xianwei Dai, Wenhao He

10-06-2021 | Original Paper

Study on the Influence of Freeze–Thaw Weathering on the Mechanical Properties of Huashan Granite Strength

To study the effect of freeze–thaw weathering damage deterioration on the strength of Huashan granite, this paper conducted a freeze–thaw (FT) cycle test on Huashan granite at − 20 to 20 °C and 0–100 cycles. Thus, the basic physical parameters …

Authors:
Yubai Li, Yue Zhai, Fandong Meng, Yunsheng Zhang

10-06-2021 | Original Article

Removal of Rhodamine B from aqueous solution by stalk corn activated carbon: adsorption and kinetic study

Dye-containing wastewaters impose a serious threat to the environment. Adsorption is useful approach for decontamination of contaminated media. In this study, activated carbon prepared from stalk corn (namely SCBAC) was used for removal of …

Authors:
Seyyed Alireza Mousavi, Bahram Kamarehie, Ali Almasi, Mohammad Darvishmotevalli, Mehdi Salari, Maryam Moradnia, Faramarz Azimi, Mansour Ghaderpoori, Zhaleh Neyazi, Mohammad Amin Karami

10-06-2021 | Original Article

Experimental and mathematical nonlinear rheological characterization of chicken fat oil-a sustainable feedstock for biodiesel

To meet the ever-increasing energy demands, significant amount of research is carried out to find environmentally friendly and renewable energy resources. Biodiesel production through animal fats such as chicken fat is considered as a lucrative …

Authors:
Abrar Faisal, Fahed Javed, Mohsan Hassan, M. R. Gorji, Sarfaraz Akram, Naim Rashid, Fahad Rehman

10-06-2021 | Original Article

Novel polyol-based deep eutectic solvent: a potential candidate for bio-lubricant and additive for tribological performance

The present study demonstrates the synthesis of novel polyol-based deep eutectic solvents, named as PDES, which can be utilized as an industrial lubricant for MEMS applications and as anti-wear, anti-corrosive additive for biodegradable …

Authors:
Ponnekanti Nagendramma, Praveen Kumar Khatri, Shubham Goyal, Suman Lata Jain

10-06-2021 | Original Paper

Upper and lower satisficing levels in efficiency analysis: a corporate social responsibility perspective

The analysis of efficiency and especially the analysis of so-called eco-efficiency have been broadly considered within the scope of Sustainable Development (SD) and Corporate Social Responsibility (CSR). Moreover, upper satisficing levels for …

Authors:
Malte L. Peters, Stephan Zelewski

09-06-2021 | Original Article

Biogas production from anaerobic co-digestion using kitchen waste and poultry manure as substrate—part 1: substrate ratio and effect of temperature

The rapidly declining fossil fuels are no longer able to meet the ever-increasing energy demand. Moreover, they are considered responsible for greenhouse gas (GHG) emission, contributing to the global warming. On the other hand, organic wastes …

Authors:
Md Anisur Rahman, Razu Shahazi, Syada Noureen Basher Nova, M. Rakib Uddin, Md Shahadat Hossain, Abu Yousuf

09-06-2021 | Original Article

Role of 3E analysis in detection of thermodynamic losses in the evaporation line and steam and power production unit in the sugar processing plant

In this study, evaporation line and steam and power production unit in a sugar processing plant were investigated by means of energetic, exergetic, and exergoeconomic (3E) analyses. 3E parameters for each subsystem in both units were computed via …

Authors:
Ahmad Piri, Ali M. Nikbakht, Amin Hazervazifeh, Hamed Johnny Sarnavi, Adel Rezvanivand Fanaei

09-06-2021 | Original Article

Influence of wood pellets properties on their grinding performance

This study investigates the influence of wood pellet properties on the grindability of pellets in a lab-scale disc mill. The pellet properties investigated included wood type, moisture content, internal pellet particle size distribution, particle …

Authors:
Marvin Masche, Maria Puig-Arnavat, Peter A. Jensen, Jens Kai Holm, Sønnik Clausen, Jesper Ahrenfeldt, Ulrik B. Henriksen

09-06-2021 | Article Open Access

Measuring Natural Hazard-Related Disasters through Self-Reports

Exposure to multiple natural hazard-related disasters will become more common due to climate change. This article reports on the development and validation of a cumulative measure of exposure to natural hazard-related disasters (2013–2017) at the …

Authors:
Ben Edwards, Matthew Gray, Judith B. Borja

09-06-2021 | Original Paper

A Mini-Frac Analysis Using a Direct Hydraulic Fracture Simulation via the Fully-Coupled Planar 3D Model

In this work we propose a method for mini-frac analysis via the direct numerical modeling for permeability and closure stress determination. The idea is to adjust the model parameters to match the simulated and field pressure curves by the virtue …

Authors:
A. N. Baykin, E. V. Lgotina, E. V. Shel, G. V. Paderin

09-06-2021 | Original Research

Development of a general kinetic model for organic acid-catalyzed hydrolysis of corn stalk

Efficient separation of carbohydrates and lignin, and converting them into valuable products are still major challenges for biorefinery commercialization. In this paper, organic acid-catalyzed hydrolysis of corn stalk was carried out as the first …

Authors:
Shibo Yang, Lijuan Peng, Enfen Liu, Liang He, Qingqing Guan, Junhua Zhang, Lincai Peng

09-06-2021 | Original Research

Construction of nanocellulose-based composite hydrogel with a double packing structure as an intelligent drug carrier

Intelligent hydrogels with multifunctions including biocompatibility, good mechanical property, photothermal property, sustained drug delivery ability, and antibacterial property are urgently needed in the biomaterial fields. Herein, mesoporous …

Authors:
Yingying Liu, Qing Fan, Ying Huo, Mei Li, Hongbin Liu, Bin Li

09-06-2021 Open Access

Many-Objective Optimization of Sustainable Drainage Systems in Urban Areas with Different Surface Slopes

Sustainable urban drainage systems are multi-functional nature-based solutions that can facilitate flood management in urban catchments while improving stormwater runoff quality. Traditionally, the evaluation of the performance of sustainable …

Authors:
Omid Seyedashraf, Andrea Bottacin-Busolin, Julien J. Harou

09-06-2021

Comparison of Representative Heuristic Algorithms for Multi-Objective Reservoir Optimal Operation

Heuristic algorithms (HAs) are widely used in multi-objective reservoir optimal operation (MOROO) due to the rapidity of the calculation and simplicity of their design. The literature usually focuses on one or two categories of HAs and simply …

Authors:
Wenzhuo Wang, Benyou Jia, Slobodan P. Simonovic, Shiqiang Wu, Ziwu Fan, Li Ren

09-06-2021 Open Access

Trees as a solar control measure for southern-oriented street frontages. Analysis of a selected street model for a humid continental climate

The present study is aimed at the analysis of possibilities for shading southern frontage of street oriented along the E-W axis by the single row of trees, parallel to the southern elevations. The effectiveness of solar control shading was tested …

Authors:
Katarzyna Zielonko-Jung, Justyna Janiak

09-06-2021

Development of Multi-Hazard Risk Assessment Model for Agricultural Water Supply and Distribution Systems Using Bayesian Network

To identify and assess the impact of various hazards threaten agriculture water supply systems, the development of a risk analysis framework is inevitable in promoting sustainable agricultural development. This study aims to develop a novel …

Authors:
Atiyeh Bozorgi, Abbas Roozbahani, Seied Mehdy Hashemy Shahdany✉, Rouzbeh Abbassi

09-06-2021 | LIFE CYCLE SUSTAINABILITY ASSESSMENT Open Access

Accounting for spatial variability in life cycle cost-effectiveness assessments of environmental impact abatement measures

Life cycle assessment (LCA) models have been commonly used to evaluate potential environmental impacts associated with the operation of livestock systems, by assessing nutrient flows through the farming system as a whole. These assessments …

Authors:
Georgios Pexas, Stephen G. Mackenzie, Michael Wallace, Ilias Kyriazakis

09-06-2021 | Originalarbeit Open Access

Erweiterung von Kosten-Nutzen-Analysen im Hochwassermanagement durch Berücksichtigung sozialer und psychologischer Verwundbarkeit

Kosten-Nutzen-Analysen im Hochwassermanagement verwenden zur Beurteilung von Schutzkonzepten meist den physischen Schaden als Hauptkriterium. Dies kann zu einer ungleichen räumlichen Entwicklung führen, da in strukturschwachen Gemeinden meist weit …

Authors:
Ph.D. MMag. Thomas Thaler, Mag. Dr. Sebastian Seebauer, DI DR. Magdalena Rogger, DI Thomas Dworak, MA Mag. Claudia Winkler

09-06-2021

Non-consumptive effects of Encarsia formosa on the reproduction and metabolism of the whitefly Bemisia tabaci

The impact of predatory or parasitic natural enemies on their pest prey or hosts arises not only through consumption but also through non-consumptive effects. Multiple studies have investigated the impacts of non-consumptive effects from predators …

Authors:
Ze-Yun Fan, Zhan-Peng Zhu, Jing Peng, Xin-Yi Chen, Zi-Tong Lu, Hui-Peng Pan, Bao-Li Qiu

09-06-2021 | Angewandte Geographie Open Access

Betriebliche Mobilitätsmanagementmaßnahmen – ein Anstoß für Veränderungen in Mobilitätsverhalten und -einstellungen Mitarbeitender?

Betriebliches Mobilitätsmanagement (BMM) fokussiert auf die Verkehrsgestaltung hinsichtlich Pendel- und Berufsverkehr, Dienstreisen und Kundenverkehr. Ziel ist es, beispielsweise Parkplatzauslastungen zu verringern oder Verhaltensänderungen bei …

Authors:
Stefan Saake, Prof. Dr. Jörg Lahner, Eike Matthies

08-06-2021

Riparian Forest Cover Modulates Phosphorus Storage and Nitrogen Cycling in Agricultural Stream Sediments

Watershed land cover affects in-stream water quality and sediment nutrient dynamics. The presence of natural land cover in the riparian zone can reduce the negative effects of agricultural land use on water quality; however, literature evaluating …

Authors:
R. M. Kreiling, L. A. Bartsch, P. M. Perner, E. J. Hlavacek, V. G. Christensen

08-06-2021

Evaluating the Effectiveness of Best Management Practices On Soil Erosion Reduction Using the SWAT Model: for the Case of Gumara Watershed, Abbay (Upper Blue Nile) Basin

This study was conducted to evaluate the effectiveness of best management practices (BMPs) to reduce soil erosion in Gumara watershed of the Abbay (Upper Blue Nile) Basin using the Soil and Water Assessment Tool (SWAT) model. The model was …

Authors:
Temesgen Gashaw, Yihun T. Dile, Abeyou W. Worqlul, Amare Bantider, Gete Zeleke, Woldeamlak Bewket, Tena Alamirew

08-06-2021 | Original Article

Efficient conversion of moso bamboo components into glucose, lignocellulose nanofiber, and low-molecular-weight lignin through deep eutectic solvent treatment

In this study, a total utilization system consisting of deep eutectic solvent (DES) treatment, separation, acetone extraction, enzymatic saccharification, and grinder treatment was developed and evaluated to utilize the cellulose and lignin in …

Authors:
Chikako Asada, Yutaka Yoshida, Yoshitoshi Nakamura

08-06-2021 | Original Article

Efficiency of eggshell as a low-cost adsorbent for removal of cadmium: kinetic and isotherm studies

Eggshell (ES) is an alternative source of calcium carbonate that efficiently removes heavy metals in aqueous solution. The adsorption capacity of ES depends on their physico-chemical properties and the influence of experimental conditions, but in …

Authors:
Kahina Annane, Wahiba Lemlikchi, Sophie Tingry

08-06-2021 | Original Paper

Sustainable Development Goals—Climate Action Nexus:Quantification of Synergies and Trade-offs

Since 2015, the intended climate actions of the Paris Agreement signatories have been reported as nationally determined contributions (NDC). These climate actions are fully aligned with the 13th Sustainable Development Goal (SDG) which calls for …

Authors:
Vladimir Z. Gjorgievski, Emilija Mihajloska, Alajdin Abazi, Natasha Markovska

08-06-2021 | Original Paper

Mechanisms and strategies for ash deposition reduction in flue gas heat exchanger

The world is facing the dual challenges of energy shortage and climate change due to the excessive consumption of fossil energy, and energy conservation and emission reduction have become a significantly important strategy for the sustainable …

Authors:
Zefeng Guo, Nianqi Li, Jiří Jaromír Klemeš, Qiuwang Wang, Min Zeng

08-06-2021 | Original Paper

A fuzzy optimization model for planning integrated terrestrial carbon management networks

Climate change due to greenhouse gas (GHG) emissions is undoubtedly one of the most critical problems the world is facing. The atmospheric concentration of CO 2 exceeded 410 ppm in 2019 and continues to increase (Plenio 2020 ). In order to mitigate …

Authors:
Beatriz A. Belmonte, Kathleen B. Aviso, Michael Francis D. Benjamin, Raymond R. Tan

08-06-2021

Improving Operation of Pressurized Irrigation Systems by an Off-grid Control Devices Network

Water demand in irrigation is expected to increase in the near future, and it will be seriously impacted by climate change, specifically in semi-arid areas. The increase of water demand, along with the reduction of water availability, can …

Authors:
Giacomo Ferrarese, Alessandro Pagano, Umberto Fratino, Stefano Malavasi

08-06-2021 | Angewandte Geographie

Fahrradstraßen 2.0: Mehr Raum und Aufmerksamkeit für den Radverkehr in Münster

Im Fokus dieses Artikels steht Fahrradmobilität in der Stadt Münster und die entsprechende Radverkehrsinfrastruktur, die nötig ist, um Radverkehr als nachhaltige Mobilitätsform zu fördern. Zu Beginn wird das wichtige Erfordernis, nachhaltige …

Author:
Annika Schröder

08-06-2021 | LCI METHODOLOGY AND DATABASES

An axiomatic method for goal-dependent allocation in life cycle assessment

Recycling and joint co-production In the case of combined production, the production quantities of the co-products are independently variable. In joint production, the relative output volume of the co-products is fixed (Frischknecht 2000 ; Weidema …

Authors:
Dieuwertje L. Schrijvers, Philippe Loubet, Guido Sonnemann

08-06-2021 | BUILDING COMPONENTS AND BUILDINGS Open Access

Environmental Product Declarations for plants and soils: how to quantify carbon uptake in landscape design and construction?

Authors:
Matti Kuittinen, Ranja Hautamäki, Eeva-Maria Tuhkanen, Anu Riikonen, Mari Ariluoma

08-06-2021 | LIFE CYCLE MANAGEMENT Open Access

Life-LCA: the first case study of the life cycle impacts of a human being

Promoting sustainable consumption and production is one of the 17 Global Sustainable Development Goals. In addition to politics and companies, consumers are also addressed, as changes in a human being’s lifestyle can significantly contribute to …

Authors:
David Bossek, Marcel Goermer, Vanessa Bach, Annekatrin Lehmann, Matthias Finkbeiner

08-06-2021 | Original Paper

Failure mechanism and stability analysis of bank slope deformation under the synergistic effect of heavy rainfall and blasting vibration

Underwater blasting technique is often adopted to clear away the obstructed reef and dredge-cut in the mountainous waterway dredging engineering. However, the vibration of the underwater blasting and excavation of the riverbed has a certain …

Authors:
Chenyang Ma, Li Wu, Miao Sun, Dexin Lei

08-06-2021 | Original Paper

Effect of Face Losses and Cover-to-Diameter Ratio on Tunneling Induced Settlements in Soft Clay, Using Transparent Soil Models

Reliable prediction of surface and subsurface settlements induced by shallow tunnels is important to minimize the adverse effects which may take place during tunnel excavation. A transparent soil surrogate representing the geotechnical behavior of …

Authors:
Abdelaziz Ads, Md Shariful Islam, Magued Iskander

08-06-2021 | Original Paper

Fatigue Damage Mechanism and Deformation Behaviour of Granite Under Ultrahigh-Frequency Cyclic Loading Conditions

Ultrasonic vibration-assisted rock breaking is a potentially effective technique to accelerate hard rock drilling processes. Fatigue damage is a primary factor that governs rock fragmentation subject to ultrasonic vibration, and when such damage …

Authors:
Yu Zhou, Dajun Zhao, Bo Li, Hongyu Wang, Qiongqiong Tang, Zengzeng Zhang

08-06-2021

Auswirkungen von CO2-Preisen auf den Gebäude‑, Verkehrs- und Energiesektor

Im Klimaschutzprogramm 2030 der deutschen Bundesregierung wurde der Einstieg in die nationale Bepreisung von Treibhausgasemissionen im Verkehrs- und Gebäudesektor beschlossen. Die reale Wirkung eines solchen Preises ist jedoch, vor dem Hintergrund …

Authors:
Oliver Hennes, Samir Jeddi, Reinhard Madlener, Hendrik Schmitz, Johannes Wagner, Stefanie Wolff, Jonas Zinke

08-06-2021 | Original Paper

Palaeoecology and conservation of endangered hidden species; example of the liverwort Riella (Riellaceae)

Palaeoecology is increasingly contributing to conservation biology and restoration ecology by extending the recent annual to decennial records of ecological observations to centennial and millennial time scales. One of the almost neglected …

Authors:
Morteza Djamali, José Gabriel Segarra-Moragues

07-06-2021

Optimizing the Runoff Estimation with HEC-HMS Model Using Spatial Evapotranspiration by the SEBS Model

Most of the commonly used hydrological models do not account for the actual evapotranspiration (ETa) as a key contributor to water loss in semi-arid/arid regions. In this study, the HEC-HMS (Hydrologic Engineering Center Hydrologic Modeling …

Authors:
Maryam Zare, Mojtaba Pakparvar, Sajad Jamshidi, Omolbanin Bazrafshan, Gholamreza Ghahari

07-06-2021 | Original Article

Raw pomegranate peel as promise efficient biosorbent for the removal of Basic Red 46 dye: equilibrium, kinetic, and thermodynamic studies

This work reports the use of raw pomegranate peel (RPP) as a low-cost biosorbent for the removal of Basic Red 46 (BR46) dye from aqueous solution. The XRD pattern indicates the amorphous nature of RPP. Hydroxyl (OH), carboxyl (COOH), and amine …

Authors:
Imane Akkari, Zahra Graba, Nacer Bezzi, Farid Ait Merzeg, Nadia Bait, Azedine Ferhati

07-06-2021 | Original Article

Formulation and Tribological property evaluation of rice bran oil based lubricating grease with sebacic acid as a complexing agent

The consistency and tribological measurements of bio-grease, which consists of calcium 12-hydroxy stearic acid as a thickener with a complexing agent like sebacic acid dispersed in rice bran oil (RBO) at different formulation parameters, were …

Authors:
Ananthan D. Thampi, Gokul Biju, Deepkant Alokkan, Baiju Sasidharan, Rani S.

07-06-2021

Landfill Leachate Treatment Through Coagulation-flocculation with Lime and Bio-sorption by Walnut-shell

Due to the environmental consequences corresponding to leachate penetration, a sequence of inexpensive conventional processes proposed leachate treatment. The main objective was maximizing the COD and heavy metal removal efficiencies while …

Authors:
Milad Ghaffariraad, Mehdi Ghanbarzadeh Lak

07-06-2021 Open Access

Precision, Applicability, and Economic Implications: A Comparison of Alternative Biodiversity Offset Indexes

The rates of ecosystem degradation and biodiversity loss are alarming and current conservation efforts are not sufficient to stop them. The need for new tools is urgent. One approach is biodiversity offsetting: a developer causing habitat …

Authors:
Johanna Kangas, Peter Kullberg, Minna Pekkonen, Janne S. Kotiaho, Markku Ollikainen

07-06-2021 | Original Paper Open Access

Trading with richer and poorer countries: trade integration and regional inequality in Greece

This paper examines the link between increased trade and regional GDP growth across the regional income distribution in Greece during the post-EMU period (2000–2013). By means of quantile regression techniques, panel fixed effects and system …

Authors:
Andrés Rodríguez-Pose, Alexandra Sotiriou

07-06-2021

The Origins of the Apple in Central Asia

The study of agricultural origins has been revolutionized by genomic science. Whole genome sequencing of plant domesticates opens a door to multiple new approaches by which the timing, nature, and geography of human selective pressures on the …

Author:
Elizabeth Baker Brite

07-06-2021 | Original Paper

Evaluation of Global and Local Digital Volume Correlation for Measuring 3D Deformation in Rocks

The investigation of localized deformation in rocks at the laboratory scale can yield valuable insights into the internal structures and mechanisms of shear zones and compaction bands that impact the permeability characterization and failure …

Authors:
Lingtao Mao, Haizhou Liu, Yu Lei, Jingcheng Wu, Yang Ju, Fu-Pen Chiang

07-06-2021 | Original Paper

Probabilistic Assessment of Void Risk and Grouting Volume for Tunneling Applications

Tunneling in karstic geology confronts numerous challenges due to unpredictable occurrence of voids. The current approach of karstic void risk assessment is qualitative or semi-quantitative and lacks consideration of the spatial variability and …

Authors:
Rajat M. Gangrade, Jacob G. Grasmick, Michael A. Mooney

07-06-2021 | Original Research

An efficient and durable DOPO/H3PO4-based flame retardant for cotton fabric

In this study, a novel high-efficiency and durable flame retardant DOPO–ammonium phosphate (DOPO–AP) was synthesized and applied for cotton fabric by a facile process. Nuclear magnetic resonance (NMR 1H, 13C, 31P) spectroscopy confirmed the …

Authors:
Caiyan Wan, Mingsheng Liu, Shidong Liu, Yv Chen, Guangxian Zhang, Fengxiu Zhang

07-06-2021 | Original Paper | Issue 8-9/2021 Open Access

Just beautiful?! What determines butterfly species for nature conservation

Prioritization is crucial in nature conservation, as land and financial resources are limited. Selection procedures must follow objective criteria, and not primarily subjective aspects, such as charisma. In this study, we assessed the level of …

Authors:
Jan Christian Habel, Martin M. Gossner, Thomas Schmitt

06-06-2021 | Original Paper

Revisiting the modeling of wind turbine power curves using neural networks and fuzzy models: an application-oriented evaluation

Wind turbine power curve (WTPC) modeling from measured data is essential to predict the power generation from wind farms. Polynomial regression is commonly the first choice for this purpose, but there are other more powerful alternatives based on …

Authors:
Guilherme A. Barreto, Igor S. Brasil, Luis Gustavo M. Souza

06-06-2021 | Original Paper

Robust resource targeting in continuous and batch process

Water is considered a significant resource in process industries. It is essential for planners to target and optimize the use of water as an external resource for industrial operations. Such optimization problems account for uncertainties related …

Authors:
Piyush Kumar Kumawat, Nitin Dutt Chaturvedi

06-06-2021 | Original Research

Extraction of new natural cellulosic fiber from Trachelospermum jasminoides (star jasmine) and its characterization for textile and composite uses

The main aim of this study was to introduce a new sustainable natural cellulosic raw material source to the benefits of the textile and composite industry. For this purpose, natural cellulosic fibers were extracted from Trachelospermum jasminoides …

Author:
Gorkem Gedik

06-06-2021 | ORIGINAL ARTICLE

Comparison of energy recovery system from municipal solid waste in terms of energy balance and life cycle CO2 emission

We evaluated four systems for recovering energy from municipal solid waste in terms of life cycle energy and CO2 emissions. Two of these were a type of mechanical biological treatment, including a combined system of anaerobic digestion (AD) and …

Authors:
Geun-Yong Ham, Toshihiko Matsuto

06-06-2021 | Original Paper Open Access

Effect of the Rock Stress on the Water Jet Cutting Performance

Underground quarrying is rarely adopted for granite extraction due to the difficulties in the implementation of traditional technologies (drilling and explosive). As alternative to drilling and explosive, the combination of diamond wire and water …

Authors:
Battista Grosso, Valentina Dentoni, Augusto Bortolussi

06-06-2021

Multi-Objective Optimization of Integrated Surface and Groundwater Resources Under the Clean Development Mechanism

Acquiring sustainable water resources for water-based development of countries is the experts҆ concern in this field, who seek to follow the clean development mechanism (CDM) regulations and overcome water crisis through integrated water resources …

Authors:
Hamidreza Majedi, Hossein Fathian, Alireza Nikbakht-Shahbazi, Narges Zohrabi, Fatemeh Hassani

05-06-2021 | Original Article

Comparative studies of the influence of particle size on various pretreatments of rice husk by assessment of chemical and structural components and wastewater characteristics of liquid fraction

The dilute acid (DA), steam explosion (SE), and a 2-step: steam explosion followed by alkali (SEA) were evaluated for pretreatment of rice husk. The maximum hemicellulose and lignin removal via degradation and dissolution was observed for SEA …

Authors:
Mohmmad Shahabazuddin, Bhavana Karibasappa Banuvalli, Nagesh Mulik, Ashwini Pande, Vijay Bokade, Sandeep Narayan Mudliar

05-06-2021 | LCA FOR MACHINES

A dynamic approach for life cycle global warming impact assessment of machine tool considering time effect

Across all industrial activities, manufacturing contributes to approximately 36% of global CO 2 emissions and 33% of worldwide electricity consumption (Ibbotson and Kara 2018 ). In China, the manufacturing sector even contributes about 55% of the …

Authors:
Dan Zeng, Huajun Cao, Cuimei Ma, Michael Zwicky Hauschild, Yan Dong

05-06-2021 | Original Paper

An Experimental Setup to Study the Fragmentation of Rocks Upon Impact

Rockfall is a natural hazard that needs to be rigorously managed along all the major road and railways transport networks by identifying the most appropriate mitigation measures. There has been significant progress in rockfall modelling and …

Authors:
Davide Ettore Guccione, Klaus Thoeni, Stephen Fityus, François Nader, Anna Giacomini, Olivier Buzzi

05-06-2021 | Original Paper

Evolution of Permeability in Sandstone During Confined Brazilian Testing

Permeability measurements were made on sandstone during confined Brazilian strength tests. The test involves 50 mm diameter disk-shaped, jacketed samples that are subjected to confining stresses while they are diametrically loaded. Specially …

Authors:
T. Hagengruber, M. M. Reda Taha, E. Rougier, E. E. Knight, J. C. Stormont

05-06-2021 | Original Paper

Limit Equilibrium Analysis Incorporating the Generalized Hoek–Brown Criterion

Both the limit analysis and the limit equilibrium approach require the formulation of a failure criterion in terms of components of stress vector acting on a potential failure plane. For applications in Rock Mechanics, the generalized Hoek–Brown …

Authors:
Youn-Kyou Lee, S. Pietruszczak

05-06-2021 | Original Paper

Field Scale Modelling of Explosion-Generated Crack Densities in Granitic Rocks Using Dual-Support Smoothed Particle Hydrodynamics (DS-SPH)

A dual-support smoothed particle hydrodynamics (DS-SPH) method is developed to quantify explosion-generated crack densities within granitic rock masses in field-scale computational domains. In DS-SPH framework, coupled Eulerian total Lagrangian …

Authors:
Saba Gharehdash, Bre-Anne Louise Sainsbury, Milad Barzegar, Igor B. Palymskiy, Pavel A. Fomin

05-06-2021 | Original Research Open Access

Gravitricity based on solar and gravity energy storage for residential applications

This study proposes a design model for conserving and utilizing energy affordably and intermittently considering the wind rush experienced in the patronage of renewable energy sources for cheaper generation of electricity and the solar energy …

Authors:
Oluwole K. Bowoto, Omonigho P. Emenuvwe, Meysam N. Azadani

05-06-2021 | Original Research

Effect of spherical internal surface irregularities (SISIs) on thermohydraulic features of modified SSWH riser tube flow

Passive techniques in the riser tubes of the simple solar water heater (SSWH) are helpful to enhance the effective conversion of the solar energy into the thermal energy. In the present work, the effectiveness of providing of spherical internal …

Author:
Satish Kumar Dewangan

05-06-2021 | Original Article

Biological activities and plant growth regulators producing from some microalgae biomass cultivated in different wastewater concentrations

The present study aimed to evaluate the growth parameters and biological activities of two cyanobacterial and a chlorphyta species cultivated on BG110 and BG11 (as control media) respectively, as well as a combination of culture media (BG) with …

Authors:
Walaa M. Elakbawy, Sanaa M. M. Shanab, Emad A. Shalaby

05-06-2021 | Original Article

Construction of fungus waste-derived porous carbon as electrode materials for electrochemical supercapacitor

Biomass-derived carbons were regarded as one of the most promising electrode materials for supercapacitor. Among which, fungus waste-derived carbon materials with high specific surface were considered as better electrode materials. In order to …

Authors:
Xiangping Li, Zhenping Su, Peng Liang, Jianguang Zhang

05-06-2021 | Original Article

Optimizing the route for medium temperature-activated carbon derived from agro-based waste material

In this present study, activated carbon was successfully prepared from palm kernel shell (PKS) by chemical activation method using phosphoric acid (H3PO4). The optimum conditions, the influence of process parameters such as temperature (400–00 …

Authors:
Aloysius Akaangee Pam, Abdul Halim Abdullah, Yen Ping Tan, Zulkarnain Zainal

05-06-2021 | Original Article

New approach to encapsulation of Trametes versicolor in calcium alginate beads: a promising biological pretreatment method for enhanced anaerobic digestion

This study sets a specific focus to explore the effectiveness of encapsulation of white-rot fungi as a novel biological pretreatment strategy on biogas production in anaerobic digesters. For this purpose, Trametes versicolor culture was entrapped …

Authors:
Omer Uzun, Orhan Ince, E. Gozde Ozbayram, Çağrı Akyol, Bahar Ince

05-06-2021 | Original Paper Open Access

Fusion Methods and Multi-classifiers to Improve Land Cover Estimation Using Remote Sensing Analysis

Adopting a low spatial resolution remote sensing imagery to get an accurate estimation of Land Use Land Cover is a difficult task to perform. Image fusion plays a big role to map the Land Use Land Cover. Therefore, This study aims to find out a …

Authors:
Hayder Dibs, Hashim Ali Hasab, Ammar Shaker Mahmoud, Nadhir Al-Ansari

05-06-2021 | Original Paper

Hydrogenolysis of succinic acid over Ru and Pd catalysts encapsulated in porous silica nanoparticles

In order to prevent metal leaching in aqueous-phase hydrogenolysis of a carboxylic acid, metallic particles were encapsulated inside porous silica nanoparticles by coating silica onto the surface of metal–polyvinylpyrrolidone (PVP) colloids. Four …

Authors:
Kuo-Tseng Li, Yuan-Shiuan Li

04-06-2021 | Original Paper

Study on Mechanical and Permeability Characteristics of Containing Gas Coal-Rock Under Conventional Triaxial Compression

In this paper, the mechanical and permeability experiments of containing-gas raw coal and sandstone samples under conventional triaxial compression were carried out by using the thermal fluid solid coupling triaxial servo seepage experimental …

Authors:
Bang-an Zhang, Xiao-ming Li, Dong-ming Zhang

04-06-2021 | Original Paper

Considerations Relevant to the Stability of Granite Boulders

Granite boulders are characteristic geomorphological structures formed in granitic terrains. Due to their formation process associated with typical spheroidal weathering phenomena, they tend to show more or less ellipsoidal shapes prone to …

Authors:
L. R. Alejano, I. Pérez-Rey, M. Múñiz-Menéndez, A. Riquelme, G. Walton

04-06-2021 | Original Paper Open Access

Stress-Dependent Deformation and Permeability of a Fractured Coal Subject to Excavation-Related Loading Paths

The deformation and permeability of coal are largely affected by the presence and distribution of natural fractures such as cleats and bedding planes with orthogonal and abutting characteristics, resulting in distinct hydromechanical responses to …

Authors:
Wenzhuo Cao, Qinghua Lei, Wu Cai

04-06-2021 | Original Article

Anaerobic co-digestion of sludge, sugarcane leaves, and Corchorus stalks in Egypt

This paper mainly introduces the potential of methane yield from co-digestion of primary sludge (PS) and the proposed new waste materials of sugarcane leaves (SL) and Corchorus stalks (CS) in Egypt. This paper includes three parts. In the first …

Authors:
Mahmoud Elsayed, Ramadan Hassany, Mohamed Soliman

04-06-2021 | Original Research

Novel phosphorus/nitrogen-rich oligomer with numerous reactive groups for durable flame-retardant cotton fabric

Cotton has long been recognized as an important industrial crop worldwide, which has been widely cultivated for producing textile raw material (Zhao et al. 2013 ). Cotton fabric possesses numerous outstanding properties such as softness …

Authors:
Tingting Gou, Xin Wu, Qianyu Zhao, Shuo Chang, Peng Wang

04-06-2021 | Original Research

Ultra-efficient adsorption of copper ions in chitosan–montmorillonite composite aerogel at wastewater treatment

The montmorillonite (MMT) slurry is modified by cation exchange to create modified montmorillonite with a two-dimensional network structure. The addition of chitosan (CS) cross-links the two-dimensional sheets to build a three-dimensional network …

Authors:
Xin Ye, Sisi Shang, Yifan Zhao, Sheng Cui, Ya Zhong, Longjin Huang

04-06-2021 | Report Open Access

Hydrochemistry and environmental isotopes of spring water and their relation to structure and lithology identified with remote sensing methods in Wadi Araba, Egypt

Springs located at the historical sites of Wadi Araba (Eastern Desert of Egypt) and emerging from the escarpments of the Northern and Southern Galala Plateaus were investigated. A combination of methods, including hydrochemistry, stable and …

Authors:
Manal Wannous, Barbara Theilen-Willige, Uwe Troeger, Marianne Falk, Christian Siebert, Florian Bauer

04-06-2021 | Angewandte Geographie Open Access

Anpassung an Überschwemmungen in südostasiatischen Megastädten – Was kann der Privatsektor leisten?

Die fortschreitende Urbanisierung und erste Auswirkungen des Klimawandels verstärken das Überschwemmungsrisiko in küstennahen südostasiatischen Megastädten. Lokale Industriebetriebe sind insbesondere in ihrer Funktions- und Wettbewerbsfähigkeit …

Authors:
Dr. Thomas Neise, Dr. Roxana Leitold

04-06-2021 | Original Paper

Barriers to the adoption of the circular economy in the Brazilian sugarcane ethanol sector

Interest in the circular economy (CE) has grown in recent years, as seen in the efforts of some of the major world economies to incorporate its principles into advancing their sustainable development strategies (Ranta et al. 2018 ). There is also …

Authors:
Gessica Mina Kim Jesus, Daniel Jugend, Luis Alberto Bertolucci Paes, Regiane Máximo Siqueira, Matheus Artioli Leandrin

04-06-2021 | ORIGINAL ARTICLE

An improved optimization model for predicting Pb recovery efficiency from residual of liberator cells: a hybrid of support vector regression and modified tunicate swarm algorithm

In this study, a hybrid of support vector regression and a modified tunicate swarm algorithm (SVR-MTSA) strategy is developed to optimize the process parameters for recovery of Pb from the residual of the liberator cells. The lead recovery …

Authors:
Fatemeh Abdolinejhad, Gholam Reza Khayati, Ramin Raiszadeh, Nahid Sadat Yaghoobi, Seyed Mohammad Javad Khorasani

04-06-2021 | Original Paper | Issue 8-9/2021 Open Access

Effect of non-native species on taxonomic and functional diversity of fish communities in different river types

Recent researches suggest that functional diversity represents the response of communities to environmental alterations better than taxonomic diversity. However, there is scarce information about how the functional diversity of freshwater fishes …

Authors:
Péter Takács, András Abonyi, Bálint Bánó, Tibor Erős

04-06-2021 | Original Paper

The environmental filtering and the conservation of tropical dry forests in mountains in a global change scenario

Tropical dry forests (TDFs) are ecosystems that present stresses for woody species, and these stresses are expected to filter out many lineages that do not adapt to these stressful environments. In most cases, in the Andes, only small fragments of …

Authors:
Carlos Mario Galván Cisneros, Gustavo Heringer, Yuriko Sumiyo Murillo Domen, Luís Roberto Sánchez, João Augusto Alves Meira-Neto

04-06-2021 | Original Paper Open Access

Beaver creates early successional hotspots for water beetles

Beavers (Castor spp.) are ecosystem engineers that induce local disturbance and ecological succession, which turns terrestrial into aquatic ecosystems and creates habitat heterogeneity in a landscape. Beavers have been proposed as a tool for …

Authors:
Petri Nummi, Wenfei Liao, Juliette van der Schoor, John Loehr

03-06-2021 | Original Paper

Suitability modeling and sensitivity analysis for biomass energy facilities in Turkey

Nowadays, problems relating to the inadequacy of energy resources are emerging, due to fast population growth and inevitable urban sprawl. Renewable energy resources are of vital importance in order to overcome these problems that endanger …

Authors:
Dogus Guler, Georgios Charisoulis, Barbara P. Buttenfield, Tahsin Yomralioglu

03-06-2021 | Original Paper

Causal network maps of urban circular economies

Urban systems have a central role in the transition toward circular economy. Systematic analysis of drivers is needed because of the complex interplay of social, economic, and political factors. Such analysis requires a good understanding of …

Authors:
Ivan Henderson V. Gue, Raymond R. Tan, Aristotle T. Ubando

03-06-2021 | Original Paper

An Objective Crack Initiation Stress Identification Method for Brittle Rock Under Compression Using a Reference Line

The crack initiation stress (CI), a threshold stress at which brittle rock starts to become damaged during compression, has been widely studied. It can be used to estimate the spalling strength of tunnels in brittle rock masses. Many methods based …

Authors:
Minghao Tang, Guibin Wang, Shiwan Chen, Chunhe Yang

03-06-2021 | Original Research

Development of cotton fibre based fragrance pack and its characterization

A cellulosic fibre based well-being fragrance packet has been developed by Central Institute for Research on Cotton Technology (CIRCOT). Inside the packet, three layers of cotton nonwoven (gram per square meter 100) have been used as core …

Authors:
S. Basak, S. Saxena, A. S. M. Raja, P. G. Patil, G. Krishnaprasad, R. Narkar, N. Kambli

03-06-2021 | Original Paper

Enhancing Machine Learning Algorithms to Assess Rock Burst Phenomena

One of the main challenges that deep mining faces is the occurrence of rockburst phenomena. Rockburst prediction with the use of machine learning (ML) is currently gaining attention, as its prognosis capability in many cases outperforms widely …

Authors:
Dimitrios Papadopoulos, Andreas Benardos

03-06-2021

Intraspecific variation in biocontrol traits in Mastrus ridens (Hymenoptera: Ichneumonidae) laboratory populations

Breeding natural enemies to generate populations with improved characteristics is an attractive idea, particularly nowadays with the increase in use of biological control and the availability of modern molecular and genetic tools. A first step in …

Authors:
Tania Zaviezo, Alda Romero, Felipe Calleja, Cristóbal Calvo, Roberto Osorio, Fernando Casanoves, Paula Irles

03-06-2021 | Article Open Access

Development of a Rapid Risk and Impact Assessment Tool to Enhance Response to Environmental Emergencies in the Early Stages of a Disaster: A Tool Developed by the European Multiple Environmental Threats Emergency NETwork (EMETNET) Project

Every year, numerous environmental disasters and emergencies occur across the globe with far-reaching impacts on human health and the environment. The ability to rapidly assess an environmental emergency to mitigate potential risks and impacts is …

Authors:
Emma-Jane Goode, Eirian Thomas, Owen Landeg, Raquel Duarte-Davidson, Lisbeth Hall, Jolanda Roelofs, Sjors Schulpen, Arnout De Bruin, Elisabeth Wigenstam, Birgitta Liljedahl, Annica Waleij, Louise Simonsson, Ann Göransson Nyberg
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