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Related papers: Biphenylene Nanoribbon as Promising Electrocatalys…

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A total organic aqueous redox flow battery (RFB) employing methyl viologen (MV) electrolyte and 4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl (4-HO-TEMPO) is tested and characterized under microfluidic conditions. The absence of physical…

Chemical Physics · Physics 2025-07-22 Stéphane Chevalier , Yui Sasaki , Tsuyoshi Minami

Graphene is a famous truly two-dimensional (2D) material, possessing a cone-like energy structure near the Fermi level and treated as a gapless semiconductor. Its unique properties trigger researchers to find applications of it. The gapless…

Materials Science · Physics 2024-02-22 Wei-Bang Li , Kuang-I Lin , Yu-Ming Wang , Hsien-Ching Chung , Ming-Fa Lin

Bimetallic nanoparticles serve as a vital class of catalysts with tunable properties suitable for diverse catalytic reactions, yet a comprehensive understanding of their structural evolution under operational conditions as well as their…

Materials Science · Physics 2025-02-04 Yaxin Tang , Mingao Hou , Qian He , Guangfu Luo

The realization of novel heterostructures arising from the combination of nanomaterials is an effective way to modify their physicochemical and electrocatalytic properties, giving them enhanced characteristics stemming from their individual…

Materials Science · Physics 2022-01-17 Antonia Kagkoura , Raul Arenal , Nikos Tagmatarchis

The thermoelectric properties of hybrid graphene-boron nitride nanoribbons (BCNNRs) are investigated using the non-equilibrium Green's function (NEGF) approach. We find that the thermoelectric figure of merit (ZT) can be remarkably enhanced…

Mesoscale and Nanoscale Physics · Physics 2015-06-04 Kaike Yang , Yuanping Chen , Roberto D'Agosta , Yuee Xie , Jianxin Zhong , Angel Rubio

The hydrogen evolution reaction (HER) in alkaline media suffers from sluggish kinetics but the origin of the pH-dependent activity remains debated. This study investigates the role of hydroxide ions (OH) in enhancing the alkaline HER at…

Chemical Physics · Physics 2025-08-12 Er-Fei Zhen , Tao-Qi Zong , Lang Qin , Bai-Quan Zhu , Jun Cai , Marko M. Melander , Yan-Xia Chen

For electrochemical hydrogen evolution reaction (HER), developing high-performance catalysts without containing precious metals has been a major research focus in the current. Herein, we show the feasibility of HER catalytic enhancement in…

Materials Science · Physics 2023-01-19 Wei Liu , Xiaoming Zhang , Weizhen Meng , Ying Liu , Xuefang Dai , Guodong Liu

In recent years, single element two-dimensional atom crystal materials have aroused extensive interest in many applications. Blue phosphorus, successfully synthesized on Au substrate by molecular beam epitaxy not long ago, shows unusual…

Materials Science · Physics 2018-10-16 Yipeng An , Songqiang Sun , Mengjun Zhang , Jutao Jiao , Dapeng Wu , Tianxing Wang , Kun Wang

We develop highly corrosion-resistant and conductive Ti-Nb-O coatings for metallic components -- bipolar plates (BPPs) and porous transport layers (PTLs) -- in PEM water electrolyzers. Using reactive high-power impulse magnetron sputtering…

Topological materials are recently regarded as the idea catalysts due to the protected surface metallic states and high carrier mobility, however the fundamental mechanism and the underlying relationship between the catalytic performance…

Materials Science · Physics 2023-01-19 Weizhen Meng , Xiaoming Zhang , Ying Liu , Xuefang Dai , Guodong Liu , Liangzhi Kou

Single-layer and bilayer carbon and hexagonal boron nitride nanoscrolls as well as nanoscrolls made of bilayer graphene/hexagonal boron nitride heterostructure are considered. Structures of stable states of the corresponding nanoscrolls…

The d-band center descriptor based on the adsorption strength of adsorbate has been widely used in understanding and predicting the catalytic activity in various metal catalysts. However, its applicability is unsure for the…

Materials Science · Physics 2021-07-07 Wen Qiao , Shiming Yan , Deyou Jin , Xiaoyong Xu , Wenbo Mi , Dunhui Wang

The first-principles calculations predict a stable biphenylene carbon network (BPN) like the Boron-nitride structure named inorganic biphenylene network (I-BPN). A comparison has been done between BPN and I-BPN to examine the stability of…

Materials Science · Physics 2023-12-25 Ajay Kumar , Parbati Senapati , Prakash parida

Nonbenzenoid carbon frameworks expand low-dimensional material design via controlled asymmetry. Here, we show the experimentally realized 4-5-6-8 carbon nanoribbon establishes a topology-driven paradigm for multiproperty engineering, not…

Mesoscale and Nanoscale Physics · Physics 2026-03-03 Djardiel da S. Gomes , Isaac M. Felix , Lucas L. Lage , Douglas S. Galvão , Andrea Latgé , Marcelo L. Pereira Junior

Polyelectrolyte (PE) hydrogels can dynamically respond to external stimuli, such as changes in pH and temperature, which benefits their use for smart materials and nanodevices with tunable properties. We investigate equilibrium…

Soft Condensed Matter · Physics 2026-04-07 Jiaxing Yuan , Tine Curk

Hydrogen has been identified as a clean, zero carbon, sustainable, and promising energy source for the future, and electrochemical water splitting for hydrogen production is an emission-free, efficient energy conversion technology. A major…

How to form carbon nanoscrolls with the non-uniform curvatures is worthy of a detailed investigation. The first-principles method is suitable in studying the combined effects due to the finite-size confinement, the edge-dependent…

Mesoscale and Nanoscale Physics · Physics 2020-08-25 S. L. Chang , C. R. Chiang , S. Y. Lin , M. F. Lin

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…

In this study, we investigate a novel hybrid borocarbonitrides (bpn-BCN) 2D material inspired by recent advances in carbon biphenylene synthesis, using first-principles calculations and semi-classical Boltzmann transport theory. Our…

Materials Science · Physics 2025-01-28 Ajay Kumar Parbati Senapati , Prakash Parida

Recently, 2D JTMDs with asymmetric electronic structures are inviting an intense research interest in modern science and technology. Using the first principles-based periodic hybrid dispersion-corrected Density Functional Theory (DFT-D)…

Materials Science · Physics 2022-09-16 Srimanta Pakhira , Shrish Nath Upadhyay
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