Web13 mar 2024 · CV was performed from −0.5 to 1.6 V (versus RHE) at a scan rate of 200 mV s −1 in Ar-saturated electrolyte to observe the redox behaviour of cobalt sites. Web8 set 2024 · Methods and systems are provided for recovering an organic solvent from a waste sludge generated during formation of a polyarylene sulfide. Methods include combining the waste sludge with a liquid extractant that extracts the organic solvent into a homogeneous liquid phase. Upon a temperature change, the homogeneous liquid phase …
Quantitative Study for Oxygen Reduction and Evolution in Aprotic ...
Web14 mar 2024 · The long-term durability of the catalyst layers of a low-working temperature fuel cell such as a polymer electrolyte membrane fuel cell (PEMFC) is of significant scientific interest because of their operation criteria and high initial cost. Identification of degradation mechanisms quantitatively during an accelerated stress test (AST) is essential for … Web6 lug 2024 · The difference in the pH dependence between CO 2-saturated (Fig. 6b) and Ar-saturated (Fig. 6c) electrolytes suggests the competitive adsorption of *COOH (or *CO derived from a fast proton and electron transfer to *COOH) and H* on the Au surface, which governs the final selectivity of CO 2 electroreduction reaction [56,57,58]. motoryacht anmelden
Salting-out effect promoting highly efficient ambient …
Web25 mag 2024 · To check if the material could lose catalytic activity during the preliminary Ar control experiments, tests with N 2-saturated solutions were undertaken immediately … WebTransient absorption spectral measurements gave distinct spectral features and sufficiently longer lifetimes for both molecules attributable to the T 1 (ππ*) state under Ar-saturated … Web27 apr 2024 · Figure 7 a shows linear sweep voltammetry curves of NC, ZrO 2 /NC, and CeO 2 /NC in CO 2 – and Ar-saturated 0.5 M KHCO 3 aqueous solutions. Current densities of ZrO 2 /NC and CeO 2 /NC increased sharply at − 0.5 V (vs. RHE) with a small CO 2 reduction peak at − 0.7 V (vs. RHE) in CO 2 -saturated solution. healthy holiday eating recipes