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

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We report the chemical synthesis of Fe-core/Au-shell nanoparticles by a reverse micelle method, and the investigation of their growth mechanisms and oxidation-resistant characteristics. The core-shell structure and the presence of the Fe &…

The nitrogen reduction reaction (NRR), as an efficient and green pathway for ammonia synthesis, plays a crucial role in achieving on-demand ammonia production. This study proposes a novel design concept based on dual-iron atomic sites and…

Materials Science · Physics 2025-03-06 Zhe Zhang , Wenxin Ma , Jiajie Qiao , Xiaoliang Wu , Shaowen Yu , Weiye Hou , Xiang Huang , Rubin Huo , Hongbo Wu , Yusong Tu

We present molecular dynamics (MD) simulations of radiation damage in pure Fe nanoparticles (NP) and bimetallic FeCu core-shell nanoparticles (CSNP). The CSNP includes a perfect body centered cubic (bcc) Fe core coated with a face-centered…

Nanoparticles (NPs) which combine several magnetic phases offer wide perspectives for cutting edge applications because of the high modularity of their magnetic properties. Besides the addition of the magnetic characteristics intrinsic to…

A constant increase in the need of clean energy demands more innovation from the research community. Active and stable materials that can make use of the solar radiation to promote different reactions are the cornerstone of emerging…

The controlled growth of carbon nitride (CN) films with tailored electronic properties and surface area is quite challenging due to the solid-state reaction and the lack of efficient interaction between C-N monomers and substrates. Herein,…

Applied Physics · Physics 2021-07-19 Neeta Karjule , Moumita Rana , Menny Shalom , Jesús Barrio , Juan Jos'{e} Vilatela

Electrocatalytic hydrogenation of nitrobenzene (Ph-NO2) reaction (EHNR) has been considered as a potential alternative to the traditional thermocatalytic process in the production of high-value aniline (Ph-NH2). However, due to the absence…

Chemical Physics · Physics 2024-03-26 Yuchen Wang , Yaoyu Liu , Zhiyue Zhao , Zhikeng Zheng , Alina M. Balu , Rafael Luque , Kai Yan

Silver-iron carbon nitride has been obtained by pyrolysis (under inert atmosphere) of silver hexacyanoferrate(II), precipitated on graphene nanoplatelets, and examined as electrocatalyst for oxygen reduction reaction in alkaline media in…

Furthering the understanding of the catalytic mechanisms in the oxygen reduction reaction (ORR) is critical to advancing and enabling fuel cell technology. In this work, we use multimodal operando synchrotron X-ray diffraction (XRD) and…

Industrial scale NH3 production is mainly produced by the Haber Bosch process, but it suffers from intensive energy consumption with serious CO2 emission. Electrochemical N2 reduction reaction (NRR) is now used for energy-saving NH3…

Materials Science · Physics 2019-09-02 Tongwei Wu , Yanning zhang

First-row transition metal oxides and chalcogenides have been found to rival the performance of precious metal-based catalysts for the interconversion of water and O$_2$. The high lability of the first-row transition metal ions leads to…

The development of high-activity and low-price cathodic catalysts to facilitate the electrochemical sluggish O$_2$ reduction reaction (ORR) is very important to achieve the commercial application of fuel cells. Here, we have investigated…

Materials Science · Physics 2023-07-14 Ashok Singh , Srimanta Pakhira

Electrochemical nitrate reduction reaction(NO3RR)offers a sustainable route for ambient ammonia synthesis. While metal-nitrogen-carbon (M-N-C) single-atom catalysts have emerged as promising candidates for NO3RR, the structure-activity…

Chemical Physics · Physics 2026-04-21 Qiuling Jiang , Mingyao Gu , Tianyi Wang , Fangzhou Liu , Xin Yang , Di Zhang , Zhijian Wu , Ying Wang , Li Wei , Hao Li

Single-atom catalysts (SACs) with metal-nitrogen-carbon (M-N-C) structures are widely recognized as promising candidates in oxygen reduction reactions (ORR). According to the classical Sabatier principle, optimal 3d metal catalysts, such as…

Chemical Physics · Physics 2026-04-21 Di Zhang , Fangxin She , Jiaxiang Chen , Li Wei , Hao Li

High overpotentials, particularly an issue of common anode materials, hamper the process of water electrolysis for clean energy generation. Thanks to immense research efforts up to date oxygen evolution electrocatalysts based on…

The neutron detection efficiency of Columbia Resin 39 (CR-39) nuclear track detectors was assessed for AmBe, 252Cf, and D-T (14 MeV) neutron source spectra. A boron nitride (BN) coating for CR-39 was developed to enhance the neutron…

Instrumentation and Detectors · Physics 2025-10-27 Noah DAmico , Sandeep Puri , Ian Jones , Andrew Gillespie , Cuikun Lin , Bo Zhao , R. V. Duncan

Electrochemical CO2 reduction reaction (CO2RR) using 2D nanomaterials has emerged as a sophisticated approach to mitigate industrial CO2 emissions. In this work, the potential application of pristine as well as strategically Fe, Co,…

Materials Science · Physics 2025-09-23 Md. Mostaqul Islam , Ahmed Zubair

Pt-based electrocatalysts are the primary choice for fuel cells due to their superior oxygen reduction reaction (ORR) activity. To enhance ORR performance and durability, extensive studies have investigated transition metal alloying,…

Electrochemical energy and substance conversion devices involve complex electrode processes, characterized by multiple charge transfer steps, competing pathways, and various intermediates. Such complexity makes it challenging to enhance…

Janus type Water-Splitting Catalysts have attracted highest attention as a tool of choice for solar to fuel conversion. AISI Ni 42 steel was upon harsh anodization converted in a bifunctional electrocatalyst. Oxygen evolution reaction-…