Spent Zinc–Carbon Battery-Derived Carbon Nanoparticles Coupled with Transition Metal Dichalcogenides for Enhanced pH-Universal Hydrogen Evolution Reaction DOI
Thi Kim Cuong Phu, Ngan Nguyen Le, Thi Nhan Tran

et al.

ACS Applied Energy Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Nov. 19, 2024

Utilizing highly effective waste-into-value electrocatalysts for the hydrogen evolution reaction (HER) opens a sustainable route to economically beneficial and environmentally friendly production. A simple strategy reusing spent batteries involves enhancing HER performance by preparing of carbon anode in zinc–carbon transition metal dichalcogenide (TMDs) materials. In this study, nanoparticles (CNPs) are incorporated into basal planes MoS2 WS2 using ultrasonication method. CNPs@TMDs (CNPs@WS2 CNPs@MoS2) with fewer-layer structures enhanced exposed active sites show promising catalytic activity pH-universal HER. acid, CNPs@WS2 CNPs@MoS2 exhibit overpotentials 0.34 0.42 V at 10 mA cm–2, Tafel slopes 0.139 dec–1 0.145 dec–1, respectively. The originates from their improved electrical conductivity higher electrochemically surface area. Alongside experimental results, density function theory (DFT) calculations reveal that incorporating atoms on TMD can efficiently tune electronic properties monolayers semiconductor semimetal considerably reduces adsorption Gibbs free energies. These results indicate catalysts universal pH media fabricated via an economical facile method, holding promise practical applications paving way battery recycling.

Language: Английский

Catalyst‐Anchored 3D Framework Electrodes: A Breakthrough in Large‐Scale Hydrogen Production DOI Creative Commons

Samruddhi V. Chauhan,

Kinjal K. Joshi,

Pratik M. Pataniya

et al.

Particle & Particle Systems Characterization, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 20, 2025

Abstract The idea of grid‐scale hydrogen production by water electrolysis has been made possible developing catalyst‐anchored three‐dimensional (3D) foam‐based electrodes. Catalytic performance in and oxygen evolution reactions is improved incorporating catalyst 3D interlinked porous architecture, which enhances electrical conductivity speeds up the discharge gas bubbles. detailed study on role‐play frameworks energy generation explained this article. review also focuses recent development utilizing these substrates field electrochemistry. Furthermore, it imperative to enhance their compatibility with renewable systems high‐temperature for sustainable hydrogen. Therefore, briefly explores innovative design self‐supported framework electrodes using heterostructures doping techniques develop stable, durable, efficient electrocatalysts. These catalysts aim provide near‐zero overpotential, high selectivity, long‐term stability through electrolysis, paving way commercial‐scale green production. can emerge as a key technology

Language: Английский

Citations

0
Revolutionizing electrocatalytic synergy: optimized ZrO2–Co3O4 composites for high-efficiency oxygen evolution reaction DOI

Alvera Mahnoor,

Fareeha Marriam,

Khadija Munawar

et al.

Journal of Applied Electrochemistry, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 1, 2025

Language: Английский

Citations

0
Bridging the nanoscale: Exploring quantum dot architectures on nanosheets and nanotubes for efficient hydrogen production DOI
A. E.,

Albin Shibu,

Sanjay Martin Kujur

et al.

Coordination Chemistry Reviews, Journal Year: 2025, Volume and Issue: 536, P. 216682 - 216682

Published: April 8, 2025

Language: Английский

Citations

0
ZnS-zeolitic imidazolate framework nanostructure anchored on Ni nanowires as a bifunctional electrocatalyst for high-efficiency overall water splitting DOI
Mohammad Bagher Gholivand, Marzieh Sadeghi,

Sara Bagheri

et al.

International Journal of Hydrogen Energy, Journal Year: 2024, Volume and Issue: 92, P. 69 - 81

Published: Oct. 23, 2024

Language: Английский

Citations

2
NiP/Fe3P/MoP@NF nanoblocks as a bifunctional electrocatalyst for water splitting in alkaline seawater and urea solution DOI
Xiang Zhao, Xiaoqiang Du, Xiaoshuang Zhang

et al.

Journal of Alloys and Compounds, Journal Year: 2024, Volume and Issue: unknown, P. 176794 - 176794

Published: Sept. 1, 2024

Language: Английский

Citations

1
Copper-Based Metal–Organic Frameworks Applied as Electrocatalysts for the Electroreduction of Carbon Dioxide (CO2ER) to Methane: A Review DOI Creative Commons
J. Antonio Cruz‐Navarro, Fabiola Hernández-García, Arturo Sánchez‐Mora

et al.

Methane, Journal Year: 2024, Volume and Issue: 3(3), P. 466 - 484

Published: Aug. 27, 2024

The electrochemical reduction of carbon dioxide (CO2) to methane (CH4) holds tremendous potential in mitigating greenhouse gas emissions and producing renewable fuels. Thus, this review provides a comprehensive overview the utilization copper-based metal–organic frameworks (Cu-MOFs) as catalysts for transformative process. Diverse key aspects Cu-MOFs that make them ideal candidates CO2 are discussed, including their high surface areas, tunable pore sizes, customizable active sites. Furthermore, recent advances design synthesis tailored specifically enhanced catalytic activity selectivity towards CH4 production highlighted. Additionally, mechanistic insights into process on Cu-MOF examined. Moreover, application diverse derived materials systems is future research directions applications sustainable energy conversion technologies outlined. valuable current state art prospects utilizing efficient CH4, offering pathway greener more future.

Language: Английский

Citations

0
Effect of Pr and In Doping on Electrochemical Properties of Y-BaZrO3 DOI Creative Commons
Chunli Yang, Lei Wang, Jun Li

et al.

Research Square (Research Square), Journal Year: 2024, Volume and Issue: unknown

Published: Nov. 4, 2024

Abstract Y doped BaZrO3 is a promising cermet hydrogen separation membrane material. The conductivity of ceramics depends on the concentration their oxygen vacancies. In this study, BaZrO3 with and Pr were prepared by citrate sol-gel combustion method. effects doping ceramic phase structure, vacancies micromorphology studied XRD, Raman spectroscopy, XPS SEM techniques. conductivity, permeability stability BaZr0.7Y0.2In0.1O3−δ(BZYI), BaZr0.7Y0.2Pr0.1O3−δ(BZYP) tested. After doping, BaZr0.7Y0.2In0.1O3−δ(BZYI) largest, reaching 9.98×10− 3 S·cm− 1. permeation fluxes BZYI BZYP samples observed to reach 3.50×10− 9 mol•cm− 2•s− 1 2.60×10− 1, respectively, upon introduction water vapor during purge test conducted at 900℃. Subsequently, underwent treatment in boiling 100% CO2 atmosphere 900℃ for 3 hours. analyses revealed absence any heterophase, thus indicating excellent sample

Language: Английский

Citations

0
Spent Zinc–Carbon Battery-Derived Carbon Nanoparticles Coupled with Transition Metal Dichalcogenides for Enhanced pH-Universal Hydrogen Evolution Reaction DOI
Thi Kim Cuong Phu, Ngan Nguyen Le, Thi Nhan Tran

et al.

ACS Applied Energy Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Nov. 19, 2024

Utilizing highly effective waste-into-value electrocatalysts for the hydrogen evolution reaction (HER) opens a sustainable route to economically beneficial and environmentally friendly production. A simple strategy reusing spent batteries involves enhancing HER performance by preparing of carbon anode in zinc–carbon transition metal dichalcogenide (TMDs) materials. In this study, nanoparticles (CNPs) are incorporated into basal planes MoS2 WS2 using ultrasonication method. CNPs@TMDs (CNPs@WS2 CNPs@MoS2) with fewer-layer structures enhanced exposed active sites show promising catalytic activity pH-universal HER. acid, CNPs@WS2 CNPs@MoS2 exhibit overpotentials 0.34 0.42 V at 10 mA cm–2, Tafel slopes 0.139 dec–1 0.145 dec–1, respectively. The originates from their improved electrical conductivity higher electrochemically surface area. Alongside experimental results, density function theory (DFT) calculations reveal that incorporating atoms on TMD can efficiently tune electronic properties monolayers semiconductor semimetal considerably reduces adsorption Gibbs free energies. These results indicate catalysts universal pH media fabricated via an economical facile method, holding promise practical applications paving way battery recycling.

Language: Английский

Citations

0