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Related papers: Mixed Fe-Mo carbide prepared by a sonochemical syn…

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The class of two-dimensional metal carbides and nitrides known as MXenes offer a distinct manner of property tailoring for a wide range of applications. The ability to tune the surface chemistry for expanding the property space of MXenes is…

A remarkably high value of specific capacitance of 450 F/g has been observed through electrochemical measurements in the electrode made of multiferroic Bismuth Ferrite (BFO) in the form of nanorods protruding out. These BFO nanorods were…

Materials Science · Physics 2013-09-24 Nabanita Dutta , S. K. Bandyopadhyay , Subhasis Rana , Pintu Sen , A. K. Himanshu

Hypermetallic alkaline earth (M) oxides of formula MOM have been studied under plasma conditions that preclude insight into their formation mechanism. We present here the application of emerging techniques in ultracold physics to the…

Electrocatalytic hydrogen evolution reaction (HER) in alkaline media is a promising electrochemical energy conversion strategy. Ruthenium (Ru) is an efficient catalyst with a desirable cost for HER, however, the sluggish H2O dissociation…

The oxygen reduction reaction (ORR) plays a pivotal role in clean energy generation and sustainable chemical production, particularly in the synthesis of hydrogen peroxide (H\textsubscript{2}O\textsubscript{2}). In this study,…

We have developed a new magnetoelectric material based on Ga doped {\alpha}-Fe2O3 in rhombohedral phase. The material is a canted ferromagnet at room temperature and showing magneto-electric properties. The experimental results of electric…

Materials Science · Physics 2018-05-23 R. N. Bhowmik , Abdul Gaffar Lone

Carbon and nitrogen austenites, modeled by Fe8N and Fe8C superstructures are studied by full-potential LAPW method. Structure parameters, electronic and magnetic properties as well as hyperfine interaction parameters are obtained.…

Materials Science · Physics 2009-10-31 A. N. Timoshevskii , V. A. Timoshevskii , B. Z. Yanchitsky

Heterogeneous catalysts based on sub-nanometer metal clusters often exhibit strongly size-dependent properties, and the addition or removal of a single atom can make all the difference. Identifying the most active species and deciphering…

In the latest experimental advances, Ni-, Co- and Cu-HAB MOFs were synthesized in 2D forms, with high electrical conductivities and capacitances as well. Motivated by these experimental advances, we employed first-principles simulations to…

Computational Physics · Physics 2018-11-05 Bohayra Mortazavi , Masoud Shahrokhi , Meysam Makaremi , Gianaurelio Cuniberti , Timon Rabczuk

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

Photocatalytic CO2 reduction is limited by inefficient CO2 activation and poor solar spectrum utilization. Here, we discovered and revealed the vibration coupling mechanism among photons, phonons, and molecules, which remarkably enhances…

Materials Science · Physics 2025-08-28 Chen Sun , Yimin Xuan

Addressing climate change calls for action to control CO$_2$ pollution. Direct air and ocean capture offer a solution to this challenge. Making carbon capture competitive with alternatives, such as forestation and mineralisation, requires…

We investigate a reaction of boron trichloride (BCl3) with iron(III) hydroxide (Fe(OH)3) by ab initio quantum chemical calculation as a simple model for a reaction of iron impurities in BCl3 gas. We also examine a reaction with water. We…

The interface-enhanced superconductivity in monolayer iron selenide (FeSe) films on SrTiO3 has been actively pursued in the past decade. Although a synergistic effect between interfacial charge transfer and interfacial electron-phonon…

For a successful integration of silicon in high-capacity anodes of Li-ion batteries, its intrinsic capacity decay on cycling due to severe volume swelling should be minimized. In this work, Ni-Sn intermetallics are studied as buffering…

A flexible technique is developed using hydrochloric acid to modify the redox reaction between potassium permanganate and sodium nitrite in order to grow ultrafine alpha-MnO2 nanorods, hydrothermally. The nanorods grown were 10-40 nm…

Materials Science · Physics 2018-09-11 Niraj Kumar , K. Guru Prasad , Arijit Sen , T. Maiyalagan

Superlattices built from two antiferromagnetic (AFM) charge/orbital order compounds, $Pr_{0.5}Ca_{0.5}MnO_3$ and $La_{0.5}Ca_{0.5}MnO_3$, have been studied as the thickness of $La_{0.5}Ca_{0.5}MnO_3$ ($LCMO$) varied. High structural quality…

Strongly Correlated Electrons · Physics 2009-11-11 P. Padhan , W. Prellier

We theoretically analyze the anisotropic magnetoresistance (AMR) effects of bcc Fe (+), fcc Co (+), fcc Ni (+), Fe$_4$N (-), and a half-metallic ferromagnet (-). The sign in each ( ) represents the sign of the AMR ratio observed…

Materials Science · Physics 2015-08-24 Satoshi Kokado , Masakiyo Tsunoda , Kikuo Harigaya , Akimasa Sakuma

TMDs are a new family of 2D materials with features that make them appealing for potential applications in nanomaterials science and engineering. Although, the edges of the 2D TMDs show excellent electrocatalytic performance, their basal…

Materials Science · Physics 2022-09-20 Shrish Nath Upadhyay , Srimanta Pakhira

The electrolysis of CO$_2$ in molten carbonate has been introduced as an alternative mechanism to synthesize carbon nanomaterials inexpensively at high yield. Until recently, CO$_2$ was thought to be unreactive, making its removal a…

Materials Science · Physics 2022-01-21 Xinye Liu , Gad Licht , Xirui Wang , Stuart Licht