Mechanistic study on Cu-catalyzed CO 2 electroreduction into CH 4 at simulated low overpotentials based on an improved electrochemical model

L Ou, J Chen, Y Chen, J Jin - Physical Chemistry Chemical Physics, 2019 - pubs.rsc.org
An improved CO coverage-dependent electrochemical model with explicit relaxed H2O
molecules used in CO2 electroreduction is presented, which is firstly applied to Cu …

Mechanistic insights into potential dependence of CO electrochemical reduction into C 1 products based on a H coverage-dependent Cu (111)/H 2 O interface model

L Ou, Z He, Y Chen, J Jin - Physical Chemistry Chemical Physics, 2020 - pubs.rsc.org
AH coverage-dependent Cu (111)/H2O interface model incorporated with electronic
structure analysis is employed to investigate the potential dependence of CO …

Mechanism for CO2 electroreduction into C2 products at the low overpotential: theoretical insights from an improved electrode/solution interface model

L Ou, Z He - Surface Science, 2021 - Elsevier
ABSTRACT A CO coverage-dependent Cu (100)/H 2 O interface model is used to study
electroreduction pathways of CO 2 towards C 2 H 4 and CH 3 CH 2 OH products at the low …

Mechanistic insights into the effect of halide anions on electroreduction pathways of CO 2 to C 1 product at Cu/H 2 O electrochemical interfaces

L Ou, W You, J Jin - Catalysis Science & Technology, 2023 - pubs.rsc.org
Various elementary reaction steps during CO2 electroreduction into C1 product are
systematically studied at specifically adsorbed halide anions modified Cu (111)/H2O …

Thermodynamic and kinetic competition between C–H and O–H bond formation pathways during electrochemical reduction of CO on copper electrodes

SQ Xiang, JL Shi, ST Gao, W Zhang, LB Zhao - ACS Catalysis, 2021 - ACS Publications
Carbon monoxide is the key intermediate in the electrochemical CO2 reduction reaction and
determines the overpotentials and selectivities for C1 and C2 products on copper …

Theoretical understanding of the effect of specifically adsorbed halide anions on Cu-catalyzed CO 2 electroreduction activity and product selectivity

L Ou, W You, J Jin, Y Chen - Physical Chemistry Chemical Physics, 2023 - pubs.rsc.org
Initial CO2 electroreduction into CO and its subsequent electroreduction pathways were
selected to study the effect of specifically adsorbed halide anions X−(X= F, Cl, Br, I) on CO2 …

Tuning the Catalytic Activity and Selectivity of Cu for CO2 Electroreduction in the Presence of Halides

AS Varela, W Ju, T Reier, P Strasser - Acs Catalysis, 2016 - ACS Publications
In the present study we demonstrate that the activity and selectivity of copper during CO2
electrochemical reduction can be tuned by simply adding halides to the electrolyte …

Theoretical Insights into Potential-Dependent C–C Bond Formation Mechanisms during CO2 Electroreduction into C2 Products on Cu(100) at Simulated …

L Ou, Z He, H Yang, Y Chen - ACS omega, 2021 - ACS Publications
An improved CO coverage-dependent electrochemical interface model with an explicit
solvent effect on Cu (100) is presented in this paper, by which theoretical insights into the …

Competing HCOOH and CO Pathways in CO2 Electroreduction at Copper Electrodes: Calculations of Voltage-Dependent Activation Energy

M Van den Bossche, C Rose-Petruck… - The Journal of Physical …, 2021 - ACS Publications
In CO2 electrochemical reduction on copper electrodes, the formation of HCOOH and CO
has been observed at a similar onset potential even though the former is thermodynamically …

How symmetry factors cause potential-and facet-dependent pathway shifts during CO2 reduction to CH4 on Cu electrodes

A Rendon-Calle, QH Low, SHL Hong, S Builes… - Applied Catalysis B …, 2021 - Elsevier
The deactivation of copper electrodes is a serious problem that can affect the scalability and
deployment of CO 2 electrolyzers. The effect is generally attributed to the cathodic …