Henning Weinrich
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View article: Closing the carbon cycle: challenges and opportunities of CO<sub>2</sub> electrolyser designs in light of cross-industrial CO<sub>2</sub> source-sink matching in the European landscape
Closing the carbon cycle: challenges and opportunities of CO<sub>2</sub> electrolyser designs in light of cross-industrial CO<sub>2</sub> source-sink matching in the European landscape Open
Defossilising the industrial sector is crucial for climate neutrality. A comprehensive analysis assesses cross-industrial CO 2 capture/utilisation via electrolysis, focusing on source-sink matching strategies within the European chemical i…
View article: Technological Advances in the Electroreduction of CO<sub>2</sub> to HCOOH: The Impact of Catalyst, Gas Diffusion Electrode, and Cell Design
Technological Advances in the Electroreduction of CO<sub>2</sub> to HCOOH: The Impact of Catalyst, Gas Diffusion Electrode, and Cell Design Open
The electrochemical reduction of carbon dioxide (eCO 2 RR) is a promising technology for synthesizing value‐added products required in the transition towards a more circular and renewable‐based economy. In this context, the electrochemical…
View article: Impact of the PiperION Anion Exchange Membrane Thickness on the Performance of a CO<sub>2</sub>-to-HCOOH Three-Compartment Electrolyzer
Impact of the PiperION Anion Exchange Membrane Thickness on the Performance of a CO<sub>2</sub>-to-HCOOH Three-Compartment Electrolyzer Open
The electrochemical reduction of CO2 to formic acid (HCOOH) is a sustainable synthetic approach with the potential to substitute for energy-demanding conventional processes. In this framework, the three-compartment electrolyzer presents a …
View article: Early-stage performance change of gas diffusion electrodes for CO<sub>2</sub> electroreduction to formate
Early-stage performance change of gas diffusion electrodes for CO<sub>2</sub> electroreduction to formate Open
Gas diffusion electrodes used for CO 2 electroreduction to formate are still inadequate regarding lifetime and stability. Here catalyst agglomeration and loss of hydrophobicity were identified as reasons for early-stage performance changes.
View article: Impact of the Carbon Substrate for Gas Diffusion Electrodes on the Electroreduction of CO<sub>2</sub> to Formate
Impact of the Carbon Substrate for Gas Diffusion Electrodes on the Electroreduction of CO<sub>2</sub> to Formate Open
Aiming to advance the technical maturity of CO 2 electrolysis to formic acid, various gas diffusion layers (GDLs) are investigated for their suitability as carbon‐based substrate for gas diffusion electrodes (GDEs) and their effect on the …
View article: CO2 Electroreduction to Formate—Comparative Study Regarding the Electrocatalytic Performance of SnO2 Nanoparticles
CO2 Electroreduction to Formate—Comparative Study Regarding the Electrocatalytic Performance of SnO2 Nanoparticles Open
SnO2 nanoparticles have frequently been reported as effective electrocatalysts for CO2 electroreduction to formate. However, in the literature, there is little knowledge of SnO2 nanoparticles that guarantee superior electrocatalytic perfor…
View article: CO<sub>2</sub>/N<sub>2</sub> Separation on Highly Selective Carbon Nanofibers Investigated by Dynamic Gas Adsorption
CO<sub>2</sub>/N<sub>2</sub> Separation on Highly Selective Carbon Nanofibers Investigated by Dynamic Gas Adsorption Open
The development of highly selective adsorbents for CO 2 is a key part to advance separation by adsorption as a viable technique for CO 2 capture. In this work, polyacrylonitrile (PAN) based carbon nanofibers (CNFs) were investigated for th…
View article: In Situ Hydrogen Evolution Monitoring During the Electrochemical Formation and Cycling of Pressed‐Plate Carbonyl Iron Electrodes in Alkaline Electrolyte
In Situ Hydrogen Evolution Monitoring During the Electrochemical Formation and Cycling of Pressed‐Plate Carbonyl Iron Electrodes in Alkaline Electrolyte Open
Invited for this month's cover picture is the institute of Rüdiger‐A. Eichel. The cover picture illustrates the hydrogen evolution on carbonyl iron electrodes, with the latter being a resource‐efficient option to store renewable electricit…
View article: In Situ Hydrogen Evolution Monitoring During the Electrochemical Formation and Cycling of Pressed‐Plate Carbonyl Iron Electrodes in Alkaline Electrolyte
In Situ Hydrogen Evolution Monitoring During the Electrochemical Formation and Cycling of Pressed‐Plate Carbonyl Iron Electrodes in Alkaline Electrolyte Open
The hydrogen evolution reaction (HER) on iron is a parasitic side reaction for the reduction of iron (hydr)oxide in alkaline electrolyte, which lowers the Coulombic efficiency of iron‐based batteries. Tackling this issue, here we investiga…
View article: Study of CO<sub>2</sub> Sorption Kinetics on Electrospun Polyacrylonitrile‐Based Carbon Nanofibers
Study of CO<sub>2</sub> Sorption Kinetics on Electrospun Polyacrylonitrile‐Based Carbon Nanofibers Open
Electrospun carbon nanofibers (CNFs) exhibit a decent CO 2 sorption capacity and outstanding CO 2 /N 2 selectivity. In this work, the sorption rate as another practically relevant parameter for CO 2 adsorption is analyzed for different car…
View article: Tailored Gas Adsorption Properties of Electrospun Carbon Nanofibers for Gas Separation and Storage
Tailored Gas Adsorption Properties of Electrospun Carbon Nanofibers for Gas Separation and Storage Open
Carbon nanofibers (CNFs) derived from electrospun polyacrylonitrile (PAN) were investigated with respect to their gas adsorption properties. By employing CO 2 adsorption measurements, it is shown that the adsorption capacity and selectivit…
View article: Silicon and Iron as Resource-Efficient Anode Materials for Ambient-Temperature Metal-Air Batteries: A Review
Silicon and Iron as Resource-Efficient Anode Materials for Ambient-Temperature Metal-Air Batteries: A Review Open
Metal-air batteries provide a most promising battery technology given their outstanding potential energy densities, which are desirable for both stationary and mobile applications in a “beyond lithium-ion” battery market. Silicon- and iron…
View article: Silicon and Iron as Resource-Efficient Anode Materials for Ambient-Temperature Metal-Air Batteries: A Review
Silicon and Iron as Resource-Efficient Anode Materials for Ambient-Temperature Metal-Air Batteries: A Review Open
Metal-air batteries provide a most promising battery technology given their outstanding potential energy densities, which are desirable for both stationary and mobile applications in a ‘beyond lithium-ion’ battery market. Silic…
View article: The carbonization of polyacrylonitrile-derived electrospun carbon nanofibers studied by <i>in situ</i> transmission electron microscopy
The carbonization of polyacrylonitrile-derived electrospun carbon nanofibers studied by <i>in situ</i> transmission electron microscopy Open
The carbonization of polyacrylonitrile (PAN) nanofibers is observed in situ up to 1000 °C by transmission electron microscopy (TEM).
View article: Understanding the nanoscale redox-behavior of iron-anodes for rechargeable iron-air batteries
Understanding the nanoscale redox-behavior of iron-anodes for rechargeable iron-air batteries Open
View article: Characterizing Interactions of Ionic Liquid Based Electrolytes with Electrospun Gas Diffusion Electrode Frameworks by 1H PFG NMR
Characterizing Interactions of Ionic Liquid Based Electrolytes with Electrospun Gas Diffusion Electrode Frameworks by 1H PFG NMR Open
Pulsed field gradient (PFG) 1H NMR was used to characterize the mobility of ionic liquid cations in porous gas diffusion electrode (GDE) frameworks for metal–air electrochemical systems. The carbon GDE frameworks were produced by electrosp…
View article: Manganese Oxide Coated Carbon Materials as Hybrid Catalysts for the Application in Primary Aqueous Metal-Air Batteries
Manganese Oxide Coated Carbon Materials as Hybrid Catalysts for the Application in Primary Aqueous Metal-Air Batteries Open
One of the major challenges of metal-air batteries is the impeded oxygen reduction reaction (ORR) during discharge occurring at the gas diffusion electrode (GDE) of the battery. Due to the impeded ORR, high overpotentials emerge and result…