Introduction
Experiment
Materials
Sample analysis
Experimental setup
Experimental conditions
Reagents concentration | Temperature, T (°C) | pH | |
---|---|---|---|
C0,Pd(II) (mM) | C0,H2Asc (mM) | ||
An influence of initial concentration of metal precursor | |||
0.05 | 0.1 | 40 | 3.1 |
0.10 | 0.2 | ||
0.20 | 0.4 | ||
0.30 | 0.6 | ||
0.40 | 0.8 | ||
0.50 | 1.0 | ||
An influence of initial concentration of reductant | |||
0.2 | 0.1 | ||
0.2 | |||
0.4 | 40 | 3.5 | |
0.6 | |||
0.8 |
Relation between kinetic study and flow parameters
Results and discussion
The influence of initial concentration of metal precursor
C0, Pd(IV) (mM) | C0, AA (mM) | Rn ± σ (nm) | Ri ± σ (nm) |
---|---|---|---|
0.05 | 0.1 | 23.9 ± 7.9 | 57.3 ± 25.9 |
0.1 | 0.2 | 23.5 ± 7.7 | 54.5 ± 23.2 |
0.2 | 0.4 | 15.6 ± 4.1 | 29.0 ± 11.2 |
0.3 | 0.6 | 12.3 ± 3.4 | 24.4 ± 9.6 |
0.4 | 0.8 | 13.1 ± 3.7 | 25.0 ± 9.3 |
The influence of initial concentration of reductant
C0, AA (mM) | Rn ± σ (nm) | Ri ± σ (nm) | Color of the solution |
---|---|---|---|
0.1 | 24.6 ± 6.4 | 41.9 ± 14.2 | Pale brown |
0.2 | 31.0 ± 8.6 | 50.2 ± 15.8 | |
0.4 | 20.5 ± 6.0 | 45.9 ± 20.5 | |
0.6 | 25.5 ± 7.6 | 51.2 ± 20.3 | |
0.8 | 37.1 ± 14.4 | 70.1 ± 27.2 |
PdNP deposition on ACF
Deposition in microflow
C0, Pd(IV) (mM) | C0, AA (mM) | Before Rn ± σ (nm) | After Rn ± σ (nm) | Before Ri ± σ (nm) | After Ri ± σ (nm) | Color |
---|---|---|---|---|---|---|
0.05 | 0.1 | 23.9 ± 7.9 | 29.0 ± 8.0 | 57.3 ± 25.9 | 49.0 ± 16.3 | Brown |
0.1 | 0.2 | 23.5 ± 7.7 | 18.2 ± 4.8 | 54.5 ± 23.2 | 31.4 ± 10.4 | |
0.2 | 0.4 | 15.6 ± 4.1 | 122 ± 22 | 29.0 ± 11.2 | 124 ± 18 | |
0.3 | 0.6 | 12.3 ± 3.4 | 20.5 ± 5.9 | 24.5 ± 9.6 | 42.1 ± 16.6 | |
0.4 | 0.8 | 13.1 ± 3.7 | 16.1 ± 5.0 | 25.0 ± 9.3 | 44.2 ± 22.8 |