Special issue: analysis and design of shell and spatial structures

This special issue explores the cutting-edge advancements in the analysis and design of shell and spatial structures, focusing on lightweight, adaptable, and environmentally sustainable designs. The contributions cover a broad spectrum of techniques, from novel analytical methods to cutting-edge manufacturing processes, addressing complex challenges in structural design and material behavior. Key topics include innovative methods for representing internal forces and moments in shell structures, linear Kirchhoff-Love shell formulations, and AI-assisted numerical optimization for reticulated shell structures. The issue also delves into the stability of thin-walled steel shells under environmental corrosion and temperature variations, as well as the concept of relaxed funicularity for continuous shells. Additionally, it examines static indeterminacy in thick origami structures, hybrid deployable vaulted structures, and advanced manufacturing techniques for aluminum gyroid lattices. The special issue further explores energy absorption in 3D cross-based fractal structures, numerical implementations of phase field models for tensile stress, and innovative space habitat construction. Each topic is presented with a focus on practical applications and theoretical advancements, making this special issue a must-read for anyone interested in the latest developments in shell and spatial structures.