2003年8月6日 · Time-resolved X-ray diffraction, X-ray absorption fine structure, and first-principles density functional calculations were used to investigate the reaction of CuO and Cu 2 O with H 2 in detail. The mechanism for the reduction of CuO is complex, involving an induction period and the embedding of H into the bulk of the oxide.

2003年9月3日 · Time-resolved X-ray diffraction, X-ray absorption fine structure, and first-principles density functional calculations were used to investigate the reaction of CuO and Cu(2)O with H(2) in detail. The mechanism for the reduction of CuO is complex, involving an induction period and the embedding of H …

时间分辨 X 射线衍射、X 射线吸收精细结构和第一性原理密度泛函计算用于详细研究 CuO 和 Cu(2)O 与 H(2) 的反应。 CuO 的还原机制是复杂的，涉及一个诱导期和 H 嵌入氧化物的主体。

Abstract: Time-resolved X-ray diffraction, X-ray absorption fine structure, and first-principles density functional calculations were used to investigate the reaction of CuO and Cu2O with H2 in detail. The mechanism for the reduction of CuO is complex, involving an induction period and the embedding of H into the bulk of the oxide.

氢气（H2）还原氧化铜（CuO）的研究有助于阐明氧载体的还原机理。本研究通过密度泛函理论（DFT）方法和热力学计算研究了H2还原CuO的机理和氧原子转移过程。 DFT计算结果表明，在H2与CuO表面反应过程中，Cu发生了Cu2+→Cu1+→Cu0转变，Cu2O相的Cu-O键(-IpCOHP=2.41)比(-IpCOHP=2.41)更稳定。

CuO is used as a catalyst or catalyst precursor in many chemical reactions that involve hydrogen as a reactant or product. A systematic study of the reaction of H 2 with pure powders and films of CuO was carried out using in situ time-resolved X-ray …

2003年1月1日 · kim, j, et al. "reduction of cuo and cu2o with h2: h embedding and kinetic effects in the formation of suboxides." Journal of the American Chemical Society , vol. 125 , Jan. …

CuO + H2 = Cu2 + H2O is a Single Displacement (Substitution) reaction where two moles of Copper(II) Oxide [CuO] and two moles of Dihydrogen [H 2] react to form one mole of Dinuclear Copper Ion [Cu 2] and two moles of Water [H 2 O]

6 天之前 · This work presents a numerical investigation of a laminar flow of tetra-hybrid nanoliquid in a microtube subjected to a constant wall heat flux. A numerical model was developed and validated using available experimental and analytical data. The combined effects of volume fraction, viscous dissipation, slip velocity, and external magnetic field on heat transfer and irreversibility parameters ...

2025年3月23日 · The sample was then dried at 60 °C overnight. Similarly, CuO/P25 photocatalysts with different CuO mass loadings were synthesized by radiolytic reduction of Cu 2+ ions. For this, 50 mg of TiO 2-P25 surface were suspended in aqueous solutions containing Cu 2+ ions at a concentration of 10 −2 m.