WebJan 1, 2024 · The electrocatalytic CO2 reduction reaction (CO2RR) offers a promising approach to ameliorate global warming and the energy crisis. On the route to deploying this technology, tremendous efforts... WebSep 16, 2024 · Here, we present a single-atom Pb-alloyed Cu catalyst (Pb 1 Cu) that can exclusively (~96% Faradaic efficiency) convert CO 2 into formate with high activity in excess of 1 A cm –2. The Pb 1...
De-alloyed ternary Electrocatalysts with high activity and stability ...
WebApr 6, 2024 · These findings highlight the role of [CO 2] on the reaction pathway (Fig. 4e and Supplementary Note 22) 26. Importantly, we identified that [CO 2 ] ≥ 0.2 mol l −1 unlocks the C 1 –C 2 ... WebApr 13, 2024 · Zhu et al. developed highly active PtCu catalysts by first depositing Pt and Cu nanoparticles on melem-modified carbon support and then removing a large portion of Cu, which produced small nanoparticles of 2.9 nm and resulted in an increase in mass activity . Ternary catalysts were also investigated extensively. house1891 葉山
Ag Alloyed Pd Single-Atom Catalysts for Efficient
WebThe Preparation of the De-Alloyed Catalysts The obtained PtCu/C materials were subjected to the 3-hour treatment with 1 M HNO 3 with stirring at the temperature of 23–25 °С to remove copper ... WebDec 1, 2024 · The total concentration of metals in the solution was 1 mol/dm 3 and the molar ratio of metals was Cu:Zn:Al = 2:x:1 (x=0; 0.25; 0.5; 1; 1.5; 2). The range of x values was chosen based on a review by Cavani et al. [19]. The aim was to … WebJul 23, 2014 · In this paper, commercial alloy foils, including brass (Cu 85 Zn 15 and Cu 70 Zn 30) and white gold (Au 50 Ag 50) foils have been chemically de-alloyed to form nano-porous thin films. The impact of the initial alloy micro-structure and number of phases, as well as chemical de-alloying (DA) parameters, including etchant concentration, time and ... house 1810