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相关论文: Tunable Half-metallic Magnetism in Atom-thin Holey…

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Dilute magnetic semiconductors (DMS) are nonmagnetic semiconductors doped with magnetic transition metals. The recently discovered DMS material (Ba$_{1-x}$K$_{x}$)(Zn$_{1-y}$Mn$_{y}$)$_{2}$As$_{2}$ offers a unique and versatile control of…

Layered materials that exhibit magnetic ordering in their pristine form are very rare. Several standard approaches, such as adsorption of atoms, introduction of point defects, and edge engineering, have been developed to induce magnetism in…

材料科学 · 物理学 2024-03-26 Sara Asadi Toularoud , Hanif Hadipour , Hamid Rahimpour Soleimani

Recent experimental advances in atomically thin transition metal dichalcogenide (TMD) metals have unveiled a range of interesting phenomena including the coexistence of charge-density-wave (CDW) order and superconductivity down to the…

超导电性 · 物理学 2016-08-31 Xiaoxiang Xi , Helmuth Berger , László Forró , Jie Shan , Kin Fai Mak

MnSn monolayer synthesized recently is a novel two-dimensional ferromagnetic material with a hexagonal lattice, in which three Mn atom come together to form a trimer, making it remarkably different from other magnetic two-dimensional…

材料科学 · 物理学 2024-06-19 Panjun Feng , Xiaohui Zhang , Dapeng Liu , Shuo Zhang , Xun-Wang Yan , Z. Y. Xie

Certain two-dimensional (2D) materials exhibit intriguing properties such as valley polarization, ferroelectricity, superconductivity and charge-density waves. Many of these materials can be manually assembled into atomic-scale multilayer…

The Mn2Ge2Te6 shows intrinsic ferromagnetic (FM) order, with Curie temperature (Tc) of 316 K. The FM order origins from superexchange interaction between Mn and Te atoms. Mn2Ge2Te6 is half-metal (HM), and spin-\b{eta} electron is a…

化学物理 · 物理学 2022-05-04 Ziyuan An , Ya Su , Shuang Ni , Zhaoyong Guan

Magnetism in two-dimensional materials is of great importance in discovering new physical phenomena and developing new devices at the nanoscale. In this paper, first-principles simulations are used to calculate the electronic and magnetic…

To realize ferromagnetic semiconductors with high Curie temperature TC is still a challenge in spintronics. Recent experiments have obtained two-dimensional (2D) room temperature ferromagnetic metals, such as monolayers MnSe2 and Cr3Te6. In…

材料科学 · 物理学 2024-11-13 Jia-Wen Li , Gang Su , Bo Gu

Electrical control of magnetism is a long-standing goal in physics and technology, recently developed electrolyte gating techniques providing a promising route to realization. Validating a recent theoretical prediction, here we demonstrate…

强关联电子 · 物理学 2018-12-05 Jeff Walter , T. Charlton , H. Ambaye , M. R. Fitzsimmons , Peter P. Orth , R. M. Fernandes , Chris Leighton

Low-dimensional ferroelectricity has attracted tremendous attention due to its huge potential in device applications. Here, based on first-principles calculations, we predict the existence of spontaneous in-plane electrical polarization and…

材料科学 · 物理学 2018-04-12 Shan Guan , Chang Liu , Yunhao Lu , Yugui Yao , Shengyuan A. Yang

Two-dimensional (2D) multiferroics have been casted great attention owing to their promising prospects for miniaturized electronic and memory devices.Here, we proposed a highly stable 2D multiferroic, VOF monolayer, which is an intrinsic…

材料科学 · 物理学 2021-12-22 Shaowen Xu , Fanhao Jia , Guodong Zhao , Wei Wu , Wei Ren

2D ferromagnets offer valuable insights into the fundamentals of magnetism and stimulate the progress of ultracompact spintronics. The demand for seamless integration of the materials with the Si technology, particularly helpful to their…

Recently, there has been a rapidly growing interest in two-dimensional (2D) transition metal chalcogenide monolayers (MLs) due to their unique magnetic and electronic properties. By using an evolutionary algorithm and first-principles…

材料科学 · 物理学 2023-05-01 Xiao-Sheng Ni , Yue-Yu Zhang , Dao-Xin Yao , Yusheng Hou

Two-dimensional materials have been gaining great attention as they displayed a broad series of electronic properties that ranging from superconductivity to topology. Among them, those which possess magnetism are most desirable, enabling us…

材料科学 · 物理学 2019-06-14 Fang Zhang , Xing-Qiang Shi , Zi-Kang Tang

The exceptional properties of two-dimensional (2D) magnet materials present a novel approach to fabricate functional magnetic tunnel junctions (MTJ) by constructing full van der Waals (vdW) heterostructures with atomically sharp and clean…

Half-metallicity (HM) offers great potential for engineering spintronic applications, yet only few magnetic materials present metallicity in just one spin channel. In addition, most HM systems become magnetically disordered at temperatures…

材料科学 · 物理学 2018-12-13 Muhammad Atif Sattar , S. Aftab Ahmad , Fayyaz Hussain , Claudio Cazorla

Monolayer 1T-VSe2 has been reported as a room-temperature ferromagnet. In this work, by using first-principles calculations, we unveil that the ferromagnetism in monolayer 1T-VSe2 is originated from its intrinsic huge Stoner instability…

材料科学 · 物理学 2020-08-24 Junyi He , Q. Xie , Gang Xu

Strong light-matter interactions within nanoscale structures offer the possibility of optically controlling material properties. Motivated by the recent discovery of intrinsic long-range magnetic order in two-dimensional materials, which…

介观与纳米尺度物理 · 物理学 2019-11-05 Yingzhen Tian , Weiwei Gao , Erik A. Henriksen , James R. Chelikowsky , Li Yang

Considerable efforts have been devoted recently to synthesize diluted magnetic semiconductors having ferromagnetic properties at room temperature because of their technological impacts for spintronic devices. In 2001 successful growth of…

Magnetism in doped transition metal dichalcogenide monolayers and van der Waals interfaced materials have motivated the search for sustainable magnetic states at the nanoscale with the prospect of building devices for spintronics…

材料科学 · 物理学 2025-08-05 Rohin Sharma , Diem Thi-Xuan Dang , Lilia M. Woods