English
Related papers

Related papers: Direct CO2 Electroreduction from Carbonate

200 papers

Hydrogen produced through electrolysis with renewable power is considered key to decarbonize several hard-to-electrify sectors. This work proposes a novel approach to model the active electricity market participation of co-located renewable…

Optimization and Control · Mathematics 2025-07-03 Andrea Gloppen Johnsen , Lesia Mitridati , Jalal Kazempour , Line Roald

Electrocatalytic CO2 reduction technology is key to mitigating greenhouse gas emissions and the energy crisis. However, controlling the selectivity of CO2RR products at low overpotential remains a challenge. In this paper, we predicted five…

Materials Science · Physics 2024-03-05 Ran Wang , Chaozheng He , Weixing Chen , Qingquan Kong , Thomas Frauenheimac

We study the influence of airborne CO2 on the charge state of carboxylate stabilized polymer latex particles suspended in aqueous electrolytes. We combine conductometric experiments interpreted in terms of Hessinger's conductivity model…

Soft Condensed Matter · Physics 2024-11-19 Peter Vogel , David Beyer , Christian Holm , Thomas Palberg

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)…

This paper proposes a power system architecture and control for efficient and low-cost green hydrogen production. The proposed system integrates photovoltaic (PV) sources directly with an electrolyser stack, thereby eliminating the need for…

Systems and Control · Electrical Eng. & Systems 2024-07-16 Aymeric Fabre , Glen Farivar , Andre Chambers

Magnetic reconnection plays an important role in the release of magnetic energy and consequent energization of particles in collisionless plasmas. Energy transfer in collisionless magnetic reconnection is inherently a two-step process:…

Plasma Physics · Physics 2022-05-18 Andrew J. McCubbin , Gregory G. Howes , Jason M. TenBarge

The carbonic anhydrase II enzyme (CA II) is one of the most significant enzymes in nature, reversibly converting CO$_2$ to bicarbonate at a remarkable rate. The precise mechanism it uses to achieve this rapid turnover remains unclear due to…

Biomolecules · Quantitative Biology 2025-03-19 Timothy T. Duignan

Electrochemical desalination devices that use redox-active cation intercalation electrodes show promise for desalination of salt-rich water resources with high water recovery and low energy consumption. While previous modeling and…

Applied Physics · Physics 2018-04-02 Sizhe Liu , Kyle C. Smith

Direct Air Carbon Capture and Storage (DACCS) can mitigate hard-to-abate emissions, e.g. from transport or industry. However, there is a wide variety of cost estimates for DACCS, driven, to a significant extent, by differences in…

Physics and Society · Physics 2026-04-08 Maximilian Bernecker , Felix Müsgens

The electrochemical oxidation of carbon monoxide adsorbed (COad) on platinum-on-carbon electrodes was studied via a methodology in which pre-adsorbed CO was partially oxidized by applying potentiostatic pulses for certain durations. The…

Alkaline water electrolysis is considered a commercially viable option for large-scale hydrogen production. However, this process still faces challenges due to the high voltage (>1.65 V at 10 mA cm$^{-2}$) and its limited stability at…

Carbon dioxide is a vital gas for life on Earth, a waste product of human activities, and widely used in agriculture and industry. Its accurate sensing is therefore of great interest. Optical sensors exploiting the mid-infrared light…

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

Carbon dioxide (CO2) hydrates hold promising applications in capturing and separating CO2 for climate change mitigation. Understanding their behavior at the molecular level is therefore essential, and computer simulations have become…

Photoreduction of CO$_2$ is an important alternative approach aimed to reduce the CO$_2$ atmospheric content which is responsible of the global warming. The development of an efficient photocatalyst can strongly improve the efficiency and…

Materials Science · Physics 2025-04-29 Onofrio Tau , Giacomo Giorgi , Riccardo Rurali

The photochemical CO2 reduction reaction represents a zero-carbon pathway for converting CO2 into value-added chemicals, yet its industrial implementation has been constrained by low selectivity and product diversity. Dirac nodal arc…

Materials Science · Physics 2026-02-23 Kangwang Wang , Jie Zhan , Jun Liu , Zaichen Xiang , Wanyi Zhang , Lingyong Zeng , Kai Yan , Yan Sun , Huixia Luo

The current state of the art in direct water splitting in photo-electrochemical cells (PECs) is presented together with: (i) a case study of water splitting using a simple solar cell with the most efficient water splitting electrodes and…

Adsorption of CO$_2$ on a semiconductor surface is a prerequisite for its photocatalytic reduction. Owing to superior photocorrosion resistance, nontoxicity and suitable band edge positions, TiO$_2$ is considered to be the most efficient…

Materials Science · Physics 2018-12-05 Shashi B. Mishra , Aditya Choudhary , Somnath C. Roy , B. R. K. Nanda

We study the impact of CO 2 absorption on hollow-core fibre transmission. Using spectral pre-equalisation, we digitally post-compensate gas-line absorption and show a 5.5 dB reduction in Q-factor penalty, outperforming a 383-tap equaliser…

Optics · Physics 2026-02-11 Eric Sillekens , Ronit Sohanpal

We report on a systematic study of modulation of the field emission current from carbon nanowalls using a sharp probe as the anode in an ultrahigh vacuum system. Modulation of the local emission current was achieved by either varying the…

Mesoscale and Nanoscale Physics · Physics 2023-05-03 Ying Wang , Yumeng Yang , Yihong Wu
‹ Prev 1 3 4 5 6 7 10 Next ›