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Related papers: Biphenylene Nanoribbon as Promising Electrocatalys…

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The hydrogen evolution reaction (HER) is a key process in electrochemical water splitting. To lower the cost and environmental impact of this process, it is highly motivated to develop electrocatalysts with low or no content of noble…

Using a first principles approach, we studied the hydrogen evolution reaction activity of newly synthesized biphenylene and B, N, P decorated biphenylene sheet. hydrogen evolution reaction activity of pristine biphenylene sheet is not…

Materials Science · Physics 2023-12-29 Mukesh Singh , Alok Shukla , Brahmananda Charkraborty

The design of efficient and cost-effective catalysts for the hydrogen evolution reaction (HER) is the key for molecular hydrogen (H2) production from electrochemical water splitting. Transition metal dichalcogenides (MX2), most notably…

This study investigates the structural, electronic, and catalytic properties of pristine and doped C$_4$N$_2$ nanosheets as potential electrocatalysts for the hydrogen evolution reaction. The pristine C$_{36}$N$_{18}$ nanosheets exhibit…

The ability to efficiently evolve hydrogen via electrocatalysis at low overpotentials holds tremendous promise for clean energy. Hydrogen evolution reaction (HER) can be easily achieved from water if a voltage above the thermodynamic…

Recently, topological quantum materials have emerged as a promising electrocatalyst for hydrogen evolution reaction (HER). However, most of their performance largely lags behind noble metals such as benchmark platinum (Pt). In this work, a…

Materials Science · Physics 2022-09-02 Qing Qu , Bin Liu , Wing Sum Lau , Ding Pan , Iam Keong Sou

Hydrogen is a promising energy carrier and key agent for many industrial chemical processes1. One method for generating hydrogen sustainably is via the hydrogen evolution reaction (HER), in which electrochemical reduction of protons is…

The electronic structure of chair-type biphenylene ribbons is studied within the framework of the Hubbard Hamiltonian in the approximation of static fluctuations. An expression is obtained for the Fourier transform of the Green's functions,…

Chemical Physics · Physics 2022-07-18 Gennadiy Ivanovich Mironov

Bilayer borophene, very recently synthesized on Ag and Cu, possesses extremely flat large surface and excellent conductivity. Besides, the van der Waals gap of bilayer borophene can be intercalated by metal atoms, thereby tailoring the…

Materials Science · Physics 2023-09-07 Yuan Chang , Hongsheng Liu , Jiaxu Liu , Jijun Zhao , Yong-Wei Zhang , Junfeng Gao

Hydrogen is a promising energy carrier for replacing fossil fuels, and hydrogen production via hydrogen evolution reaction (HER) is an environmentally friendly option if electrocatalysts with low overpotentials and long-term stability are…

Armchair biphenylene nanoribbons are investigated by using density functional theory. The nanoribbon that contains one biphenylene subunit in a unit cell is a semiconductor with a direct band gap larger than 1 eV, while that containing four…

Mesoscale and Nanoscale Physics · Physics 2016-03-23 Hongyu Ge , Guo Wang , Yi Liao

An electrocatalyst is needed to efficiently lower the reaction barriers to produce hydrogen through the H2 evolution reaction (HER). Recently, two-dimensional transition metal dichalcogenides (2D TMDs), such as the pure 2D monolayer MoTe2…

Materials Science · Physics 2024-04-24 Vikash Kumar , Srimanta Pakhira

The hydrogen oxidation reaction (HOR) and hydrogen evolution reaction (HER) play an important role in hydrogen based energy conversion. Recently, the frustrating performance in alkaline media raised debates on the relevant mechanism,…

Materials Science · Physics 2022-07-05 Ling Liu , Yuyang Liu , Chungen Liu

Two-dimensional transition metal-dichalcogenides are emerging as efficient and cost-effective electrocatalysts for hydrogen evolution reaction (HER). However, only the edge sites of their trigonal prismatic phase show HER-electrocatalytic…

Development of cost-effective hydrogen evolution reaction (HER) catalysts with outstanding catalytic activity, replacing cost-prohibitive noble metal-based catalysts, is critical for practical green hydrogen production. A popular strategy…

This study presents a three-dimensional electrode for hydrogen evolution reaction (HER), tackling challenges in corrosion resistance, catalytic activity, and durability. The electrode features a rod-connected diamond structure made of…

Determining the nature of surface roughness and electrode pore structure on H2 bubble evolution rate and quantity, and bubble trapping under electrolytic conditions is important for quantifying useful gas production during total water…

Materials Science · Physics 2025-12-19 Matthew Ferguson , Alex Lonergan , Christopher Kent , Dara Fitzpatrick , Colm O'Dwyer

Two-dimensional (2D) boron monolayers have been successfully synthesized on silver substrate very recently. Their potential application is thus of great significance. In this work, we explore the possibility of boron monolayers (BMs) as…

Chemical Physics · Physics 2016-11-24 Li Shi , Chongyi Ling , Yixin Ouyang , Jinlan Wang

The groundbreaking works in graphene and graphene nanoribbons (GNRs) over the past decade, and the recent discovery of borophene draw immediate attention to the underexplored borophene nanoribbons (BNRs). We herein report a density…

Materials Science · Physics 2017-05-24 Fanchen Meng , Xiangnan Chen , Songsong Sun , Jian He

The design of efficient electrocatalysts for electrochemical water splitting with minimal amount of precious metal is crucial to attain renewable and sustainable energy conversion. Here, we report the use of a network of CdSe branched…

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