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Related papers: Prediction of half-metallic properties in TlCrS2 a…

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For a material that is a half-metal, there should exist a range of compositions for half-metallicity. This compositional range can be expressed in terms of electron count and computed. We investigate electronic and magnetic properties of…

Materials Science · Physics 2023-06-22 Nikolai A. Zarkevich , Prashant Singh , A. V. Smirnov , Duane D. Johnson

High quality HgCr$_2$Se$_4$ single crystals have been investigated by magnetization, electron transport and Andreev reflection spectroscopy. In the ferromagnetic ground state, the saturation magnetic moment of each unit cell corresponds to…

Mesoscale and Nanoscale Physics · Physics 2015-08-25 Tong Guan , Chaojing Lin , Chongli Yang , Youguo Shi , Cong Ren , Yongqing Li , Hongming Weng , Xi Dai , Zhong Fang , Shishen Yan , Peng Xiong

The recent emergence of van der Waals (vdW) ferromagnets has opened new opportunities for designing spintronic devices. We theoretically investigate the coherent spin-dependent transport properties of the vdW ferromagnet Fe$_4$GeTe$_2$, by…

Materials Science · Physics 2024-03-18 Anita Halder , Declan Nell , Antik Sihi , Akash Bajaj , Stefano Sanvito , Andrea Droghetti

The present theoretical study focuses on the structural, electronic and thermoelectric properties of PbTe, PbSe and their ternary alloys PbSe$_{x}$Te$_{1-x}$, using the density functional theory (DFT) by the full potential linearised…

Materials Science · Physics 2025-12-29 M. Kaid Slimane , B. N. Brahmi , M. Bouchenaki , S. Bekhechi

We present theoretical and experimental results exploring a half-Heusler compound TmPdSb with unusual band order and metallic surface states. Typically, the half-Heusler systems exhibit topological features in a semimetallic state, and…

Materials Science · Physics 2025-04-29 Shovan Dan , Andrzej Ptok , Orest Pavlosiuk , Karan Singh , Piotr Wiśniewski , Dariusz Kaczorowski

To investigate the physical characteristics of the half-Heusler BaHgSn molecule, we used theoretical calculations within the Density Functional Theory (DFT) framework utilizing the LSDA+mBJ technique in this study. Using the optimal lattice…

Materials Science · Physics 2024-03-14 A. Jabar , S. Benyoussef , L. Bahmad

A review of new developments in theoretical and experimental electronic structure investigations of half-metallic ferromagnets (HMF) is presented. Being semiconductors for one spin projection and metals for another ones, these substances…

Materials Science · Physics 2008-09-17 M. I. Katsnelson , V. Yu. Irkhin , L. Chioncel , A. I. Lichtenstein , R. A. de Groot

In this paper, we use the first-principles calculations based on the density functional theory to investigate structural, electronic and magnetic properties of Fe$_{2}$YSn with (Y = Mn, Ti and V). The generalized gradient approximation…

Materials Science · Physics 2021-06-28 M. Sayah , S. Zeffane , M. Mokhtari , F. Dahmane , L. Zekri , R. Khenata , N. Zekri

Van der Waals semiconducting magnets exhibit a cornucopia of physical phenomena originating from the interplay of their semiconducting and magnetic properties. However, a comprehensive understanding of how semiconducting processes and…

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…

Materials Science · Physics 2019-09-04 Srikrishna Ghosh , Subhradip Ghosh

We report a combined theoretical and experimental investigation of half-metallic ferromagnetism in equiatomic quaternary Heusler alloy CoRuMnSi. Room temperature XRD analysis reveals that the alloy crystallizes in L21 disorder instead of…

Materials Science · Physics 2020-03-18 Y. Venkateswara , Deepika Rani , K. G. Suresh , Aftab Alam

This research work introduces the DFT through FP-LAPW+lo technique in WIEN2k software to obtain information about structural, thermoelectric, and optoelectronic characteristics of CaZnC and CaZnSi materials. The structural optimization was…

Materials Science · Physics 2025-12-29 P. K. Kamlesh , U. K. Gupta , S. Verma , M. Rani , Y. Toual , A. S. Verma

The structural, electrical, optical, and mechanical characteristics of the lead-free halide double perovskites Cs2NaTlX6 X = F, Cl, Br are calculated by utilizing PBE functional within generalized gradient approximation GGA under the…

Materials Science · Physics 2023-02-07 Mohammed Mehedi Hasan , Nazmul Hasan , Alamgir Kabir

Magnetic and electronic transport properties of Co$_2$MnZ (Z = Al, Ga, Ge, Si, Sn) Heusler alloys were experimentally investigated. Electrical resistivity, in the temperature range from 4.2 to 300 K, as well as field dependences of the Hall…

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

We investigate half-metallicity in [001] stacked (CrAs)$_n$/(GaAs)$_n$ heterostructures with $n \leq 3$ by means of a combined many-body and electronic structure calculation. Interface states in the presence of strong electronic…

Materials Science · Physics 2015-05-20 L. Chioncel , I. Leonov , H. Allmaier , F. Beiuseanu , E. Arrigoni , T. Jurcut , W. Pötz

We propose a novel interaction-based route to half-metal state for interacting electrons on two-dimensional lattices. Magnetic field applied parallel to the lattice is used to tune one of the spin densities to a particular commensurate with…

Strongly Correlated Electrons · Physics 2013-04-16 Zhihao Hao , Oleg A. Starykh

Exploring the physics of low-dimensional spin systems and their pressure-driven electronic and magnetic transitions are thriving research field in modern condensed matter physics. In this context, recently antiferromagnetic Cr-based…

Strongly Correlated Electrons · Physics 2024-01-02 Kuldeep Kargeti , Aadit Sen , S. K. Panda

When semiconducting transition metal dichalcogenides heterostructures are stacked the twist angle and lattice mismatch leads to a periodic moir\'e potential. As the angle between the layers changes, so do the electronic properties. As the…

Transition metal dichalcogenides (TMDCs) belong to technologically important compounds. We have explored the structural, elastic, bonding, optoelectronic and some thermo-physical properties of ZrX2 (X = S, Se, Te) TMDCs in details via…

Materials Science · Physics 2021-02-25 Md. Mahamudujjaman , Md. Asif Afzal , R. S. Islam , S. H. Naqib
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