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Electrochemical CO2 reduction offers a method to use renewable electricity to convert CO2 into CO and other carbon-based chemical building blocks. While nearly all studies rely on a CO2 feed, we show herein that aqueous bicarbonate…

Hydrogen peroxide (H2O2) stands as one of the foremost utilized oxidizing agents in modern times. The established method for its production involves the intricate and costly anthraquinone process. However, a promising alternative pathway is…

As a result of the 2021 United Nations Climate Change Conference (COP26), several countries committed to phasing down coal electricity as soon as possible, deactivating hundreds of power plants in the near future. CO$_2$-free electricity…

Developing efficient electrocatalysts for CO$_2$ reduction into value-added products is crucial for the green economy. Inspired by the recent synthesis of Biphenylene (BPH), we have systematically investigated pristine, defective, and…

Materials Science · Physics 2024-10-28 Radha N Somaiya , Muhammad Sajjad , Nirpendra Singh , Aftab Alam

C2CNT (Carbon dioxide to carbon nanotube) cement plants have been introduced and analyzed which provide a significant economic incentive to eliminate the massive CO2 greenhouse gas emissions of current plants and serves as a template for…

Materials Science · Physics 2016-08-03 Stuart Licht

Unless there is immediate, unprecedented, reduction in global demand for carbon-intensive energy and products, then capture and permanent storage of billions of tonnes of carbon dioxide (CO2) annually will be needed before mid-century to…

Physics and Society · Physics 2020-07-17 Stuart Jenkins , Eli Mitchell-Larson , Stuart Haszeldine , Myles Allen

Electrochemical CO2 reduction (CO2R) offers a promising approach to decarbonize chemical manufacturing through production of carbon-neutral fuels. However, insufficient performance and instability of membrane electrode assembly (MEA)…

Vacuum membrane distillation efficiently concentrates dilute ethanol streams produced by CO$_2$ electrolysis (CO2R), yielding up to ~40 wt.% ethanol in pure water. Our results allow for a more precise estimation of energy inputs to the…

Instrumentation and Detectors · Physics 2023-01-26 Magda Barecka , DS Pritika Dameni , Marsha Zakir Muhamad , Joel Ager , Alexei Lapkin

Simultaneous catalytic hydrogen (H2) production and plastic waste degradation under light, known as photoreforming, is a novel approach to green fuel production and efficient waste management. Here, we use a high-entropy oxide (HEO), a new…

Materials Science · Physics 2024-12-03 Thanh Tam Nguyen , Kaveh Edalati

A continuous CO2 vapor-fed electrochemical cell prototype that performs CO2R with high faradaic efficiency for desired carbon products for up to 72 hours of operation is presented. The cell design facilitates a flow through configuration,…

Materials Science · Physics 2020-10-23 Ashley Cronk , David Larson , Francesca M. Toma

Passivating solid-electrolyte interphase (SEI) films arising from electrolyte decomposition on low-voltage lithium ion battery anode surfaces are critical for battery operations. We review the recent theoretical literature on electrolyte…

Chemical Physics · Physics 2013-07-12 Kevin Leung

Electrochemical reduction of CO2 to CO is a promising strategy. However, achieving high Faradaic efficiency with high current density using ILs electrolyte remains a challenge. In this study, the IL N octyltrimethyl 1,2,4 triazole ammonium…

Materials Science · Physics 2021-02-10 Yanjie Hu , Jiaqi Feng , Xiangping Zhang , Hongshuai Gao , Saimeng Jin , Lei Liu , Weifeng Shen

Converting CO$_2$ to useful compounds through the solar photocatalytic reduction has been one of the most promising strategies for artificial carbon recycling. The highly relevant photocatalytic substrate for CO$_2$ conversion has been the…

Chemical Physics · Physics 2015-05-28 Shijing Tan , Yan Zhao , Jin Zhao , Zhuo Wang , Chuanxu Ma , Aidi Zhao , Bing Wang , Yi Luo , Jinlong Yang , Jianguo Hou

Chemical looping methane partial oxidation provides an energy and cost effective route for methane utilization. However, there is considerable CO2 co-production in state-of-the-art chemical looping systems, rendering a decreased…

Chemical Physics · Physics 2020-01-08 Yan Liu , Lang Qin , Zhuo Cheng , Josh W. Goetze , Fanhe Kong , Jonathan A. Fan , Liang-shih Fan

Cobalt-porphyrin catalyzed reductive decomposition of CO2 to CO is investigated based on Koper's water facilitated CO2 reduction mechanism using a simple but accurate protocol based on thermodynamics. In our protocol, accurate predictions…

Mesoscale and Nanoscale Physics · Physics 2019-05-06 Kaito Miyamoto , Ryoji Asahi

Storing electrical energy for long periods and transporting it over long distances is an essential task of the necessary transition to a CO$_2$-free energy economy. An oxidation-reduction cycle based on iron and its oxides represents a very…

Systems and Control · Electrical Eng. & Systems 2023-03-28 Johannes Janicka , Paulo Debiagi , Arne Scholtissek , Andreas Dreizler , Bernd Epple , Reiner Pawellek , Alexander Maltsev , Christian Hasse

The transition towards carbon-neutral chemical production is challenging due to the fundamental reliance of the chemical sector on petrochemical feedstocks. Electrolysis-based manufacturing, powered by renewables, is a rapidly evolving…

Chemical Physics · Physics 2022-06-08 Magda H. Barecka , Joel W. Ager

Ethylene is one of the most ubiquitous chemicals and is predominantly produced through steam cracking. However, steam cracking is highly energy- and carbon-intensive, making its decarbonization a priority. Electrifying the steam cracking…

Optimization and Control · Mathematics 2025-10-31 Saba Ghasemi Naraghi , Tylee Kareck , Lingyun Xiao , Richard Reed , Paritosh Ramanan , Zheyu Jiang

A climate mitigation comprehensive solution is presented through the first high yield, low energy synthesis of macroscopic length carbon nanotubes (CNT) wool from CO2 by molten carbonate electrolysis, suitable for weaving into carbon…

Materials Science · Physics 2017-05-26 Marcus Johnson , Jiawen Ren , Matthew Lefler , Gad Licht , Juan Vicini , Stuart Licht

The electrolysis of CO$_2$ in molten carbonate has been introduced as an alternative mechanism to synthesize carbon nanomaterials inexpensively at high yield. Until recently, CO$_2$ was thought to be unreactive, making its removal a…

Materials Science · Physics 2022-01-21 Xinye Liu , Gad Licht , Xirui Wang , Stuart Licht
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