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Related papers: Antiferromagnetic I-Mn-V semiconductors

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Magnetic semiconductors may soon improve the energy efficiency of computers, but materials exhibiting these dual properties remain underexplored. Here, we report the computational prediction and realization of a new magnetic and…

We have synthesized Ga1-xMnxAs1-yPy and Ga1-xMnxP1-yNy by the combination of ion implantation and pulsed-laser melting. We find that the incorporation of isovalent impurities with smaller atomic radii leads to a realignment of the magnetic…

Materials Science · Physics 2008-11-13 Peter R. Stone , Jeffrey W. Beeman , Kin M. Yu , Oscar D. Dubon

A brief review of experimental and theoretical studies of half-metallic ferromagnets (HMF) and spin gapless semiconductors (SGS) is given. The data on resistivity and magnetoresistivity are presented. An important role of non-quasiparticle…

Materials Science · Physics 2019-02-26 V. V. Marchenkov , N. I. Kourov , V. Yu. Irkhin

The emergence of the field of spintronics brought half-metallic ferromagnets to the center of scientific research. A lot of interest was focused on newly created transition-metal pnictides (such as CrAs) and chalcogenides (such as CrTe) in…

Materials Science · Physics 2009-11-11 Ph. Mavropoulos , I. Galanakis

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…

Materials Science · Physics 2015-06-11 S. Skaftouros , K. Ozdogan , E. Sasioglu , I. Galanakis

In recent years, the field of antiferromagnetic spintronics has been substantially advanced. Electric-field control is a promising approach to achieving ultra-low power spintronic devices via suppressing Joule heating. In this article,…

Mesoscale and Nanoscale Physics · Physics 2021-08-11 Han Yan , Zexin Feng , Peixin Qin , Xiaorong Zhou , Huixin Guo , Xiaoning Wang , Hongyu Chen , Xin Zhang , Haojiang Wu , Chengbao Jiang , Zhiqi Liu

Spintronics uses spins, the intrinsic angular momentum of electrons, as an alternative for the electron charge. Its long-term goal is in the development of beyond-Moore low dissipation technology devices. Recent progress demonstrated the…

Mesoscale and Nanoscale Physics · Physics 2018-09-14 R. Lebrun , A. Ross , S. A. Bender , A. Qaiumzadeh , L. Baldrati , J. Cramer , A. Brataas , R. A. Duine , M. Kläui

The magnetization as a function of magnetic field showed hysteretic behavior at room temperature. According to the temperature dependence of the magnetization, the Curie temperature $(T_{C})$ is higher than 350 K. Ferromagnetic Mn-doped tin…

Materials Science · Physics 2017-09-19 Sushant Gupta , V. Ganesan , N. P. Lalla , Indra Sulania , B. Das

The realization of topological antiferromagnetic (AFM) solitons in real materials is a major goal towards their use in information technology. While they bear various advantages with respect to their ferromagnetic cousins, their observation…

Materials Science · Physics 2023-06-09 Amal Aldarawsheh , Moritz Sallermann , Muayad Abusaa , Samir Lounis

We employ NMR techniques to investigate the nature of Mn spins in the I-II-V diluted magnetic semiconductor Li(Zn1-xMnx)P (x = 0.1, Curie temperature Tc = 25 K). We successfully identify the 7Li NMR signals arising from the Li sites…

Strongly Correlated Electrons · Physics 2015-06-16 Cui Ding , Chuan Qin , Huiyuan Man , T. Imai , F. L. Ning

The manganese induced magnetic, electrical and structural modification in InMnP epilayers, prepared by Mn ion implantation and pulsed laser annealing, are investigated in the following work. All samples exhibit clear hysteresis loops and…

Materials Science · Physics 2015-01-27 M. Khalid , Kun Gao , E. Weschke , R. Huebner , C. Baehtz , O. Gordan , G. Salvan , D. R. T. Zahn , W. Skorupa , M. Helm , Shengqiang Zhou

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

Two-dimensional (2D) van der Waals (vdWs) materials have gathered a lot of attention recently. However, the majority of these materials have Curie temperatures that are well below room temperature, making it challenging to incorporate them…

Half-metals are a class of materials that are metallic only for one spin direction, and are essential for spintronics applications where one needs to read, write, store and transfer spin-data. This spin sensitivity appears to restrict them…

Material research has been a major driving force in the development of modern nano-electronic devices. In particular, research in magnetic thin films has revolutionized the development of spintronic devices; identifying new magnetic…

Spintronics, a transformative field of research, leverages the spin of electron to revolutionize electronic devices, offering significant advantages over traditional charge-based systems. This chapter highlights the critical role of novel…

Materials Science · Physics 2025-02-03 A. Sud , A. Kumar , M. Cubukcu

Neutron inelastic scattering and diffraction techniques have been used to study the MnV2O4 spinel system. Our measurements show the existence of two transitions to long-range ordered ferrimagnetic states; the first collinear and the second…

Strongly Correlated Electrons · Physics 2009-11-13 V. O. Garlea , R. Jin , D. Mandrus , B. Roessli , Q. Huang , M. Miller , A. J. Schultz , S. E. Nagler

Density functional theory is used to explore the possibility of inducing impurity band ferromagnetism in monolayers of semiconducting MoS2 by introducing holes into the narrow Mo 4d band that forms the top of the valence band. A large out…

Materials Science · Physics 2019-06-26 Yuqiang Gao , Nirmal Ganguli , Paul J. Kelly

Electronic structure calculations from first-principles are employed to design some new half-metallic fully-compensated ferrimagnets (or as they are widely known half-metallic antiferromagnets) susceptible of finding applications in…

Materials Science · Physics 2009-11-13 I. Galanakis , K. Ozdogan , E. Sasioglu , B. Aktas

CrxSe (x\le1) is a class of quasi-layered binary compounds with potential applications in spintronics due to its intriguing antiferromagnetic properties. In this work, CrxSe single crystals with high Cr content (x=0.87, 0.91 and 0.95) were…

Materials Science · Physics 2023-12-01 Yuqing Bai , Shuang Pan , Ziqian Lu , Yuanyuan Gong , Guizhou Xu , Feng Xu
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