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Related papers: High Mixing Entropy Enhanced Hydrogen Evolution Re…

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We use a unique combination of electrochemical techniques to elucidate the dependency of hydrogen evolution reaction (HER) and absorption on pH and overpotential for iron and nickel. Impedance spectroscopy shows the dominance of the…

Chemical Physics · Physics 2024-03-07 L. Cupertino-Malheiros , M. Duportal , T. Hageman , E. Martínez-Pañeda

Synthesis of monolayer MoS2 is essential for fulfilling the potential of MoS2 in catalysis, optoelectronics and valleytronics, etc. Herein, we report for the first time the scalable growth of high quality, domain size tunable (edge length…

Transition metal dichalcogenides are cheap and earth-abundant candidates for the replacement of precious metals as catalyst materials. Experimental measurements of the hydrogen evolution reaction (HER), for example, have demonstrated…

Materials Science · Physics 2023-06-21 Sander Ø. Hanslin , Hannes Jónsson , Jaakko Akola

Understanding the mechanism and developing strategies toward efficient electrocatalysis at gas-liquidsolid interfaces are important yet challenging. In the past decades, researchers have devoted many efforts to improving catalyst activity…

Applied Physics · Physics 2021-02-22 Yuting Luo , Sum Wai Chiang , Lei Tang , Zhiyuan Zhang , Fengning Yang , Qiangmin Yu , Baofu Ding , Bilu Liu

Heterogeneous catalysts consisting of supported metallic nanoparticles typically derive exceptional catalytic activity from their large proportion of under-coordinated surface sites which promote adsorption of reactant molecules.…

Materials Science · Physics 2022-10-03 James P. Horwath , Colin Lehman-Chong , Aleksandra Vojvodic , Eric A. Stach

The search for highly efficient and low-cost catalysts based on earth abundant elements is one of the main driving forces in organic and inorganic chemistry. Current strategies for the heterogeneous catalyst design focus on increasing the…

Materials Science · Physics 2021-11-24 Yang Zhang , Claudia Felser , Liang Fu

Disorder and defective coordination in the catalytic plane are crucial for enhancing the Hydrogen Evolution Reaction (HER) on two-dimensional catalysts. Amorphous materials are disordered, making them catalytically adaptive for many…

Materials Science · Physics 2026-05-11 Sreehari M S , Ashutosh Krishna Amaram , Raghavan Ranganathan

MXenes with versatile chemistry and superior electrical conductivity are prevalent candidate materials for energy storage and catalysts. Inspired by recent experiments of hybridizing MXenes with carbon materials, here we theoretically…

Materials Science · Physics 2018-05-14 Si Zhou , Xiaowei Yang , Wei Pei , Nanshu Liu , Jijun Zhao

Large scale production of hydrogen by electrochemical water splitting is considered as a promising technology to address critical energy challenges caused by the extensive use of fossil fuels. Although nonprecious nickel-based catalysts…

Chemical Physics · Physics 2021-08-31 Yuting Luo , Zhiyuan Zhang , Fengning Yang , Jiong Li , Zhibo Liu , Wencai Ren , Shuo Zhang , Bilu Liu

High-entropy materials have emerged as a promising class of catalysts, driven by their high configurational entropy originating from structural disorder in single-phase multicomponent systems. Despite their potential, the catalytic…

Materials Science · Physics 2025-12-23 Anjali Varshney , Aishwery J. Verma , Ritesh Dubey , Sushil Kumar , Tapas Goswami , Samar Layek

Rate theory and DFT calculations of hydrogen evolution reaction (HER) on MoS2 with Co, Ni and Pt impurities show the significance of dihydrogen (H2*) complex where both hydrogen atoms are interacting with the surface. Stabilization of such…

Materials Science · Physics 2024-09-05 Sander Ø. Hanslin , Hannes Jónsson , Jaakko Akola

A new model for the intermediate compound of the hydrogen evolution reaction (HER) is proposed, for the electrochemical reduction of hydrogen in the presence of bisulfate on platinum(111). The formation of this compound, a regular 2…

Chemical Physics · Physics 2007-05-23 L. Blum , Dale A. Huckaby

The development of high-entropy alloys (HEAs) has marked a paradigm shift in alloy design, moving away from traditional methods that prioritize a dominant base metal enhanced by minor elements. HEAs instead incorporate multiple alloying…

Water electrolysis is promising for industrial hydrogen production to achieve a sustainable and green hydrogen economy, but the high cost of the technology limits its market share. Developing efficient yet economic electrocatalysts is…

Developing advanced catalysts for acidic oxygen evolution reaction (OER) is crucial for sustainable hydrogen production. This study introduces a novel, multi-stage machine learning (ML) approach to streamline the discovery and optimization…

Materials Science · Physics 2024-07-09 Rui Ding , Jianguo Liu , Kang Hua , Xuebin Wang , Xiaoben Zhang , Minhua Shao , Yuxin Chen , Junhong Chen

Ammonia poses significant environmental challenges due to its role in water pollution, contributing to eutrophication and several detrimental environmental and ecological issues. Addressing the efficient removal or conversion of ammonia is,…

Layered double-hydroxides (LDHs) are superior to the conventional (Transition Metal Oxides) TMOs as their lamellar morphology accommodates higher active sites contributing to the facile electron transfer towards the material degradation…

Electrochemical reactions for hydrogen and hydrogen peroxide production are essential for energy conversion to diminish energy crisis, but still lack efficient electrocatalysts. Development of non\-noble metal bifunctional electrocatalysts…

Materials Science · Physics 2023-05-02 Antonia Kagkoura , Christina Stangel , Raul Arenal , Nikos Tagmatarchis

Hydrogen is key in reducing greenhouse gas emissions in materials production. At the same time, it significantly affects mechanical properties, often causing unwanted embrittlement. However, rather than solely addressing these…

Hydrogen as the cleanest energy carrier is a promising alternative renewable resource to fossil fuels. There is an ever-increasing interest in exploring efficient and cost-effective approaches of hydrogen production. Recent experiments have…

Materials Science · Physics 2023-08-29 Zheng Shu , Yongqing Cai