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Related papers: Equiatomic quaternary Heusler alloys: a material p…

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The quaternary alloy AlCrTiV has been proposed as both a lightweight high entropy alloy and also a functional spin filter material based on the Heusler structure. Experimental investigations to-date, based on X-ray diffraction, offer…

Materials Science · Physics 2025-05-14 Nedjma Kalliney , Michael Widom

Realizing ideal Weyl semimetal state with a single pair of Weyl points has been a long-sought goal in the field of topological semimetals. Here, we reveal such a state in the Cr-based half-Heusler compounds XCrTe (X=K, Rb). We show that…

Mesoscale and Nanoscale Physics · Physics 2024-03-26 Hongshuang Liu , Jin Cao , Zeying Zhang , Jiashuo Liang , Liying Wang , Shengyuan A. Yang

The physical properties of Fe2CoAl (FCA) Heusler alloy are systematically investigated using the first-principles calculations within generalized gradient approximation (GGA) and GGA+U. The influence of atomic ordering with respect to the…

Materials Science · Physics 2020-06-24 Aquil Ahmad , S. K. Srivastava , A. K. Das

A ternary ferrimagnetic half-metal, constructed through substituting 25% Fe for Mn in zincblende semiconductor MnTe, is predicted in terms of accurate first-principles calculations. It has a large half-metallic (HM) gap of 0.54eV and its…

Materials Science · Physics 2009-04-10 Li-Fang Zhu , Bang-Gui Liu

Magnetic frustration in ferromagnetic metallic systems is unusual due to the long-range and symmetric nature of the exchange interactions. In this work we prove that it is possible to obtain a highly frustrated ferromagnetic phase in a…

Here, we report the synthesis and physical properties of Co2FeGe (CFG) Heusler alloy (HA) nanoparticles (NPs). The NPs of size 23 nm are prepared using the co-precipitation method. X-ray and selected area electron diffraction patterns have…

Materials Science · Physics 2021-05-18 Aquil Ahmad , S. K. Srivastava , A. K. Das

In this article we investigate the surface spin polarization in a 100 nm Co2Cr0.6Fe0.4Al (CCFA) film grown ex situ epitaxially on MgO(100) with a 10 nm Fe buffer layer by means of spin resolved photoemission. We show that a careful in situ…

Materials Science · Physics 2016-08-16 M. Cinchetti , J. -P. Wüstenberg , M. Sánchez Albaneda , F. Steeb , A. Conca , M. Jourdan , M. Aeschlimann

Calculations using density functional theory (DFT) were performed to investigate the structural, dynamical, mechanical, electronic, magnetic, and thermoelectric properties of VTiRhZ (Z = Al, Ga, In) alloys. The most stable structure of…

Computational Physics · Physics 2021-11-16 Hind Alqurashi , Raad Haleoot , Bothina Hamad

New materials are currently sought for use in spintronics applications. Ferromagnetic materials with half metallic properties are valuable in this respect. Here we present the electronic structure and magnetic properties of binary compounds…

Materials Science · Physics 2016-08-31 B. Sanyal , L. Bergqvist , O. Eriksson

We have studied superconducting properties of the spin-valve thin layer heterostructures CoO$_x$/F1/Cu/F2/Cu/Pb where the ferromagnetic F1 layer was standardly made of Permalloy whereas for the F2 layer we have taken a specially prepared…

Superconductivity · Physics 2018-09-05 A. A. Kamashev , A. A. Validov , J. Schumann , V. Kataev , B. Büchner , Y. V. Fominov , I. A. Garifullin

The electronic and magnetic properties of Ti\raisebox{-.2ex}{\scriptsize 2}CoSi Heusler compound are investigated using density functional calculations. The optimized lattice constant is found to be 6.030 A. The compound is a half-metallic…

Materials Science · Physics 2013-09-26 A. Birsan , P. Palade , V. Kuncser

Half-semimetals, characterized by their spin-polarized electronic states, hold significant promise for spintronic applications but remain scarce due to stringent electronic and magnetic criteria. Through a combination of transport…

Strongly Correlated Electrons · Physics 2025-08-20 Shanshan Han , Rongsheng Li , Xingxing Jiang , Ming Lu , Shuxiang Xu , Jiang Zeng , Dong Wu , Nanlin Wang

We report the superconducting properties of the Co$_2$Cr$_{1-x}$Fe$_x$Al$_y$/Cu/Ni/Cu/Pb spin-valve structure which magnetic part comprises the Heusler alloy layer HA = Co$_2$Cr$_{1-x}$Fe$_x$Al$_y$ with a high degree of spin polarization…

Heusler compounds have emerged as important thermoelectric materials due to their combination of promising electronic transport properties, mechanical robustness and chemical stability -- key aspects for practical device integration. While…

In this report the Co2 based Heusler compounds are discussed as potential materials for spin voltage generation. The compounds were synthesized by arcmelting and consequent annealing. Band structure calculations were performed and revealed…

Hybrid semiconductor-ferromagnetic insulator heterostructures are interesting due to their tunable electronic transport, self-sustained stray field and local proximitized magnetic exchange. In this work, we present lattice matched hybrid…

The Slater-Pauling rule states that L21 Heusler compounds with 24 valence electrons do never exhibit a total spin magnetic moment. In case of strongly localized magnetic moments at one of the atoms (here Mn) they will exhibit a fully…

The quest for efficient and sustainable green energy solutions has led to a growing interest in half Heusler alloys, particularly for thermoelectric and spintronic applications. This study investigates the multifaceted nature of cobalt…

Materials Science · Physics 2025-02-05 Sumit Kumar , Diwaker , Ashwani Kumar , Vivek , Arvind Sharma , Karan S. Vinayak , Shyam Lal Gupta

Alloying effects by T=Mn,Co,Ni-substitution on FeS$_2$ have been investigated using density-functional calculations. The ferromagnetic alloys Fe$_{1-x}$T$_x$S$_2$ have been investigated for concentrations…

Materials Science · Physics 2015-12-16 Abdesalem Houari , Peter E. Blöchl

In this paper, we present the structural, electronic, magnetic and transport properties of a equiatomic quaternary alloy NbVTiAl. The absence of (111) and (200) peaks in X-ray diffraction (XRD) data confirms the A2-type structure.…

Materials Science · Physics 2022-03-14 Deepika Rani , Jiban Kangsabanik , K. G. Suresh , Aftab Alam