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In this work, we provide important insights into the evolution of half-metallicity in quaternary Heusler alloys. Employing {\it ab initio} electronic structure methods we study 18 quaternary Heusler compounds having the chemical formula…

材料科学 · 物理学 2019-09-04 Srikrishna Ghosh , Subhradip Ghosh

Employing {\it ab initio} electronic structure calculations we extensively study ternary Heusler compounds having the chemical formula X$_2$X$^\prime$Z, where X = Mn, Fe or Co; Z = Al or Si; and X$^\prime$ changes along the row of 4$d$…

材料科学 · 物理学 2020-01-08 Srikrishna Ghosh , Subhradip Ghosh

We present first-principles density functional calculations of the electronic structure, magnetism, and structural stability of 378 $\textit{XYZ}$ half-Heusler compounds (with $X=$ Cr, Mn, Fe, Co, Ni, Ru, Rh, $Y=$ Ti, V, Cr, Mn, Fe, Ni,…

High-throughput (HTP) $ab$ $initio$ calculations are performed on 27,865 Heusler compositions, covering a broad range of regular, inverse, and half-Heusler compounds in both cubic and tetragonal phases. In addition to conventional stability…

材料科学 · 物理学 2025-02-26 Enda Xiao , Terumasa Tadano

This paper presents a detailed investigation of FeCr-based quaternary Heusler alloys. By using ultrasoft pseudopotential, electronic and magnetic properties of the compounds are studied within the framework of Density Functional Theory…

In this letter, we investigate the magnetic properties, electronic structures, Slater-Pauling behaviours of some quanternary Heusler alloys with 4d and 3d transition metal elements. The energy levels of the minority-spin electronic band…

材料科学 · 物理学 2015-01-19 Qiang Gao , Huan-Huan Xie , Lei Li , Gang Lei , Ke Wang , Jian-Bo Deng , Xian-Ru Hu

Half-metallic Heusler compounds are of significant interest for spintronics. For device fabrication, compounds that can be epitaxially grown on III-V semiconductors are particularly attractive. We present a first-principles investigation of…

First-principles calculations of the electronic structure, magnetism and structural stability of inverse-Heusler compounds with the chemical formula \textit{X$_2$YZ} are presented and discussed with a goal of identifying compounds of…

Reconfigurable magnetic tunnel diodes and transistors are a new concept in spintronics. The realization of such a device requires the use of materials with unique spin-dependent electronic properties such as half-metallic magnets (HMMs) and…

材料科学 · 物理学 2020-01-22 T. Aull , E. Şaşıoğlu , I. V. Maznichenko , S. Ostanin , A. Ernst , I. Mertig , I. Galanakis

In this investigation, we have used the density functional theory (DFT) to investigate several aspects of the half-Heusler compound HoPdBi. The following properties have been studied: spin polarized electronic properties, magnetic moment,…

材料科学 · 物理学 2025-06-03 Tanvir Khan , F. Parvin , S. H. Naqib

Due to their versatile composition and customizable properties, A$_2$BC Heusler alloys have found applications in magnetic refrigeration, magnetic shape memory effects, permanent magnets, and spintronic devices. The discovery of…

The review considers various groups of Heusler compounds, which can have the properties of a semiconductor, a half-metallic ferromagnet, a spin gapless semiconductor, a topological semimetal, and a noncollinear antiferromagnet. In these…

材料科学 · 物理学 2022-09-01 V. V. Marchenkov , V. Yu. Irkhin , A. A. Semiannikova

In the reported study we have investigated the robust phase stability, elasto-mechanical, thermophysical and magnetic properties of KVSb half Heusler compound by implementing density functional theory models in Wien2k simulation package.…

材料科学 · 物理学 2024-06-12 Ashwani Kumar , Anupam , Shyam L. Gupta , Sumit Kumar , Vipan Kumar , Diwaker

The Ohmic spin diode (OSD) is a recent concept in spintronics, which is based on half-metallic magnets (HMMs) and spin-gapless semiconductors (SGSs). Quaternary Heusler compounds offer a unique platform to realize the OSD for room…

材料科学 · 物理学 2021-02-04 T. Aull , E. Şaşıoğlu , I. Mertig

Heusler alloys were discovered in 1903, and materials with half-metallic characteristics have drawn more attention from researchers since the advances in semiconductor industry. Heusler alloys have found application as spin-filters, tunnel…

材料科学 · 物理学 2025-07-22 Deep Patel

We employ ab-initio electronic structure calculations to search for spin gapless semiconductors, a recently identified new class of materials, among the inverse Heusler compounds. The occurrence of this property is not accompanied by a…

材料科学 · 物理学 2015-06-11 S. Skaftouros , K. Ozdogan , E. Sasioglu , I. Galanakis

Ternary semiconducting or metallic half-Heusler compounds with an atomic composition 1:1:1 are widely studied for their flexible electronic properties and functionalities. Recently, a new material property of half-Heusler compounds was…

材料科学 · 物理学 2014-10-28 Binghai Yan , Anne de Visser

Intermetallic compounds with sizable band gaps are attractive for their unusual properties but rare. Here, we present a new family of stable semiconducting quaternary Heusler compounds, designed and discovered by means of high-throughput…

材料科学 · 物理学 2018-02-15 Jiangang He , S. Shahab Naghavi , Vinay I. Hegde , Maximilian Amsler , Chris Wolverton

In this work we reported the structural and electronic properties of the Heusler compound Co2FeGe using the AKAI-KKR code under the GGA approximation. We established that this material presents not only magnetic character but also has a…

材料科学 · 物理学 2025-06-02 A. Jamraoui , Y. Selmani , A. Jabar , L. Bahmad

Using first-principles calculations, we investigate the band structures of a series of quaternary LiMgPdSn-type Heusler compounds. Our calculation results show that five compounds CoFeMnSi, CoFeCrAl, CoMnCrSi, CoFeVSi and FeMnCrSb possess…

材料科学 · 物理学 2013-04-23 G. Z. Xu , E. K. Liu , Y. Du , G. J. Li , G. D. Liu , W. H. Wang , G. H. Wu
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