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Related papers: Fe-carbon nitride 'Core-shell' electrocatalysts fo…

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An organometallic powder (platinum (II) acetylacetonate) is decomposed in the post-discharge of an atmospheric RF plasma torch to deposit Pt nanoparticles on carbon black supports. The resulting nanohybrid materials are characterized by…

Electrochemical CO2 reduction offers a method to use renewable electricity to convert CO2 into CO and other carbon-based chemical building blocks. While nearly all studies rely on a CO2 feed, we show herein that aqueous bicarbonate…

A new dual plasma coating process to produce platinum-free catalysts for the oxygen reduction reaction in a fuel cell is introduced. The catalysts thus produced were analysed with various methods. Electrochemical characterisation was…

Recent experiments have shown that the reduced multilayer rare-earth (RE) nickel oxides of form RE$_{p+1}$Ni$_p$O$_{2p+2}$ may belong to the novel family of superconducting lanthanide nickelates. Here, the correlated electronic structure of…

Strongly Correlated Electrons · Physics 2022-04-07 Frank Lechermann

The oxygen evolution reaction (OER) is considered a key reaction for electrochemical energy conversion but slow kinetics hamper application in electrolyzers, metal-air batteries and other applications that rely on sustainable protons from…

Materials Science · Physics 2020-10-15 Denis Antipin , Marcel Risch

The efficiency of $H_2$ production via water electrolysis is typically limited to the sluggish oxygen evolution reaction (OER). As such, significant emphasis has been placed upon improving the rate of OER through the anode catalyst. More…

The supramolecular preorganization approach can be applied to effectively fabricate various morphologies of graphitic carbon nitride(g-CN)with improved photocatalytic activity, while a comprehensive understanding for the morphology…

Mesoscale and Nanoscale Physics · Physics 2020-04-10 Wu Wang , Zongzhao Sun , Jianghe Feng , Juan Cui , Limin Huang , Jiaqing He

High-temperature superconductivity in Fe-based pnictides and chalcogenides has been one of the most significant recent discoveries in condensed matter physics and has attracted remarkable attention in the last decade. These materials are…

Superconductivity · Physics 2020-03-24 Pietro Carretta , Giacomo Prando

In the present work, the application of the method of underwater arc discharge of graphite electrodes for obtaining several carbon nanostructures is described. The analysis of the obtained products by Transmission Electron Microscopy (TEM),…

The ability to tailor nanoscale surface atom arrangements through multi-elemental compositional control provides high-entropy nanoalloys with promising functional properties. Developing a fundamental understanding of nanoalloy formation…

Nitrogen (N) is a key alloying element that enhances the performance of Fe-Ni-Cr austenitic stainless steels, improving austenite stability, corrosion resistance, and yield strength. However, the role of N in modifying chemical ordering,…

Materials Science · Physics 2025-07-08 Tianyu Su , Brian J. Blankenau , Namhoon Kim , Jessica A. Krogstad , Elif Ertekin

Identifying and controlling active sites in electrocatalysis remains a grand challenge due to restructuring of catalysts in the complex chemical environments during operation. Inactive precatalysts can transform into active catalysts under…

Ammonia (NH3) is mainly produced through the traditional Haber-Bosch process under harsh conditions with huge energy consumption and massive carbon dioxide (CO2) emission. The nitrogen electroreduction reaction (NERR), as an…

Mesoscale and Nanoscale Physics · Physics 2020-02-18 Yanling Zhai , Zhijun Zhu , Chengzhou Zhu , Kyle Chen , Xueji Zhang , Jing Tang , Jun Chen

I present here the results of the first principles studies of the adsorption energetics of the intermediates of the oxygen electro-reduction reaction (ORR) on the Se modified Ru(0001) surface. The calculations were performed for the 1/3 ML…

Chemical Physics · Physics 2012-04-01 Sergey Stolbov

This work attempts to overcome the existing inconsistencies in modelling decay of fissile nucleus by inclusion of important physical effects in the model and through a systematic analysis of a large set of data over a wide range of CN mass…

Nuclear Theory · Physics 2019-02-20 Tathagata Banerjee , S. Nath , Santanu Pal

Electronic structures of very dilute Cr- or Ru-doped Nd_{1/2}A_{1/2}MnO_{3} (NAMO; A=Ca, Sr) manganites have been investigated using the Mn and Cr 2p -> 3d resonant photoemission spectroscopy (PES). All the Cr- and Ru-doped NAMO systems…

Strongly Correlated Electrons · Physics 2009-11-07 J. -S. Kang , J. H. Kim , A. Sekiyama , S. Kasai , S. Suga , S. W. Han , K. H. Kim , E. J. Choi , T. Kimura , T. Muro , Y. Saitoh , C. G. Olson , J. H. Shim , B. I. Min

Mixed ionic electronic transfer (MIET) reactions, such as the oxygen reduction reaction (ORR) at oxide surfaces, are of paramount importance to manifold technologically highly relevant processes and fundamental understanding must be…

Materials Science · Physics 2026-01-23 Alexander Stangl , Alexander Schmid , Adeel Riaz , Jürgen Fleig , Arnaud Badel

Correlated systems represent a class of materials that are difficult to describe through traditional electronic structure methods. The computational demand to simulate the structural dynamics of such systems, with correlation effects…

Strongly Correlated Electrons · Physics 2024-12-06 Rishi Rao , Li Zhu

Collective optical excitations, such as localized surface plasmons in metallic nanoparticles and Mie resonances in high-index dielectrics, play a central role in nanoscale light--matter interactions. When such optical modes interact with…

The incorporation of plasmonic metal nanostructures into semiconducting chalcogenides, in the form of core-shell structures, represents a promising approach to boosting the performance of photodetectors. In this study, we combined Au…