Enhancing carbon dioxide gas-diffusion electrolysis by creating a hydrophobic catalyst microenvironment

Z Xing, L Hu, DS Ripatti, X Hu, X Feng - Nature communications, 2021 - nature.com
Electroreduction of carbon dioxide (CO2) over copper-based catalysts provides an attractive
approach for sustainable fuel production. While efforts are focused on developing catalytic …

Engineering the NiNC Catalyst Microenvironment Enabling CO2 Electroreduction with Nearly 100% CO Selectivity in Acid

X Sheng, W Ge, H Jiang, C Li - Advanced Materials, 2022 - Wiley Online Library
CO2 electrolysis in acid has emerged as a promising route to achieve high CO2 utilization
due to the inhibition of undesired carbonate formation that generally occurs in alkaline or …

Tuning the Microenvironment in Gas-Diffusion Electrodes Enables High-Rate CO2 Electrolysis to Formate

Z Xing, X Hu, X Feng - ACS Energy Letters, 2021 - ACS Publications
Electroreduction of CO2 to formate on Bi-based catalyst is a promising route for CO2
recycling and sustainable fuel production. The use of gas-diffusion-electrode (GDE) flow …

Diffusion impedance of electroactive materials, electrolytic solutions and porous electrodes: Warburg impedance and beyond

J Huang - Electrochimica Acta, 2018 - Elsevier
The diffusion coefficient is a key property of materials. Electrochemical impedance
spectroscopy (EIS) is a routine tool to determine the diffusion coefficient. Albeit being …

Beyond catalytic materials: Controlling local gas/liquid environment in the catalyst layer for CO2 electrolysis

Z Xing, K Shi, X Hu, X Feng - Journal of Energy Chemistry, 2022 - Elsevier
Electrochemical reduction of CO 2 to value-added chemicals using renewable electricity
provides a promising strategy to achieve sustainable fuel production and carbon neutrality …

Review on the use of impedance spectroscopy for IPMC-like devices: application, models, and a new approach to data treatment

R Gonçalves, KA Tozzi, MC Saccardo… - Materials …, 2024 - pubs.rsc.org
Although efforts to model the electrochemical behavior of ionomeric polymer-metal
composite (IPMC) devices through electrochemical impedance spectroscopy (EIS) have …

Theory of the impedance of electron diffusion and recombination in a thin layer

J Bisquert - The Journal of Physical Chemistry B, 2002 - ACS Publications
This paper analyzes the small signal ac impedance of electron diffusion and recombination
in a spatially restricted situation with application in systems such as porous TiO2 …

Determination of parameters of electron transport in dye-sensitized solar cells using electrochemical impedance spectroscopy

M Adachi, M Sakamoto, J Jiu, Y Ogata… - The Journal of Physical …, 2006 - ACS Publications
The same equation was derived from two different impedance models based on the quite
different physical descriptions proposed by Kern et al. and by Bisquert. Reliable values of …

Correlation between photovoltaic performance and impedance spectroscopy of dye-sensitized solar cells based on ionic liquids

F Fabregat-Santiago, J Bisquert… - The Journal of …, 2007 - ACS Publications
In this work, we study the characteristics of dye-sensitized solar cells using an ionic liquid as
the electrolyte and compare them with the response of a solvent-containing electrolyte cell …

Chemical capacitance of nanostructured semiconductors: its origin and significance for nanocomposite solar cells

J Bisquert - Physical Chemistry Chemical Physics, 2003 - pubs.rsc.org
Chemical capacitance of nanostructured semiconductors: its origin and significance for
nanocomposite solar cells - Physical Chemistry Chemical Physics (RSC Publishing) DOI:10.1039/B310907K …