English
Related papers

Related papers: Hole-doping-induced half-metallic ferromagnetism i…

200 papers

Two-dimensional (2D) ferromagnetic (FM) semiconductors with high Curie temperature have long been pursued for electronic and spintronic applications. Here we provide a general strategy to achieve robust FM state in bilayer CrI3 of the…

Materials Science · Physics 2020-09-23 Nanshu Liu , Si Zhou , Jijun Zhao

Two-dimensional ferromagnets with strong perpendicular magnetic anisotropy exhibit magnetic order down to the monolayer thickness, beneficial for energy-efficient spintronic devices. In this work, molecular beam epitaxy has been employed to…

We propose two-dimensional (2D) Ising-type ferromagnetic semiconductors TcSiTe3, TcGeSe3, and TcGeTe3 with high Curie temperatures around 200-0500 K. Owing to large spin-orbit couplings, the large magnetocrystalline anisotropy energy (MAE),…

Materials Science · Physics 2020-01-07 Jing-Yang You , Zhen Zhang , Xue-Juan Dong , Bo Gu , Gang Su

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…

Materials Science · Physics 2018-04-12 Shan Guan , Chang Liu , Yunhao Lu , Yugui Yao , Shengyuan A. Yang

Ferrovalley materials can achieve manipulation of the valley degree of freedom with intrinsic spontaneous valley polarization introduced by their intrinsic ferromagnetism. A good ferrovalley material should possess perpendicular magnetic…

Materials Science · Physics 2022-01-05 San-Dong Guo , Jing-Xin Zhu , Wen-Qi Mu , Bang-Gui Liu

Room temperature ferromagnetism has been one of the most sought after topics in today's emerging field of spintronics. It is strongly believed that defect- and inhomogeneity- free sample growth should be the optimal route for achieving…

Materials Science · Physics 2012-01-24 Akash Chakraborty , Richard Bouzerar , Stefan Kettemann , Georges Bouzerar

Half-metallic ferromagnetic (HMF) materials show high spin polarization and are therefore interesting to researchers due to their possible applications in spintronic devices. In these materials, while one spin sub band has a finite density…

Materials Science · Physics 2016-08-11 Lakhan Bainsla , K. G. Suresh

Atomically thin magnets are the key element to build up spintronics based on two-dimensional materials. The surface nature of two-dimensional ferromagnet opens up opportunities to improve the device performance efficiently. Here, we report…

Mesoscale and Nanoscale Physics · Physics 2019-05-22 Zhaowei Zhang , Jingzhi Shang , Chongyun Jiang , Abdullah Rasmita , Weibo Gao , Ting Yu

2D van der Waals ferromagnets hold immense promise for spintronic applications due to their controllability and versatility. Despite their significance, the realization and in-depth characterization of ferromagnetic materials in atomically…

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…

Materials Science · Physics 2019-06-14 Fang Zhang , Xing-Qiang Shi , Zi-Kang Tang

The emergence of ferromagnetism in two-dimensional van der Waals materials has aroused broad interest. However, the ferromagnetic instability has been a problem remained. In this work, by using the first-principles calculations, we…

Strongly Correlated Electrons · Physics 2021-03-18 Wen-ning Ren , Kui-juan Jin , Jie-su Wang , Chen Ge , Er-Jia Guo , Cheng Ma , Can Wang , Xiulai Xu

A high power factor and low lattice thermal conductivity are two essential ingredients of highly efficient thermoelectric materials. Although monolayers of transition metal dichalcogenides possess high power factors, high lattice thermal…

Materials Science · Physics 2018-10-02 S. Shahab Naghavi , Jiangang He , Yi Xia , C. Wolverton

Two-dimensional (2D) van der Waals (vdW) magnetic materials could be an ideal platform for ultracompact spintronic applications. Among them, FeCl$_{2}$ monolayer in the triangular lattice is subject to a strong debate. Thus, we critically…

Materials Science · Physics 2022-06-06 Di Lu , Lu Liu , Yaozhenghang Ma , Ke Yang , Hua Wu

In semiconductor spintronics, the generation of highly spin-polarized carriers and the efficient probe of spin order (due to strong ferromagnetism) -- at or above room temperature -- are crucial because it allows for the design of…

Materials Science · Physics 2023-06-09 Hong Jian Zhao , Longju Yu , Yanchao Wang , Laurent Bellaiche , Yanming Ma

Monolayer WSe2 is a two dimensional (2D) semiconductor with a direct bandgap, and it has been recently explored as a promising material for electronics and optoelectronics. Low field effect mobility is the main constraint preventing WSe2…

Materials Science · Physics 2016-05-02 Bilu Liu , Yuqiang Ma , Anyi Zhang , Liang Chen , Ahmad N. Abbas , Yihang Liu , Chenfei Shen , Haochuan Wan , Chongwu Zhou

A ferroelectric is a material with a polar structure whose polarity can be reversed by applying an electric field. In metals, the itinerant electrons tend to screen electrostatic forces between ions, helping to explain why polar metals are…

Alternating layers of granular Iron (Fe) and Titanium dioxide (TiO$_{2-\delta}$) were deposited on (100) Lanthanum aluminate (LaAlO$_3$) substrates in low oxygen chamber pressure using a controlled pulsed laser ablation deposition…

Materials Science · Physics 2007-05-23 Soack Dae Yoon , Carmine Vittoria , Vincent G. Harris , Allan Widom

Achieving multiferroic two-dimensional (2D) materials should enable numerous functionalities in nanoscale devices. Until now, however, predicted 2D multiferroics are very few and with coexisting yet only loosely coupled (type-I)…

Materials Science · Physics 2019-07-11 Jun-Jie Zhang , Linfang Lin , Yang Zhang , Menghao Wu , Boris I. Yakobson , Shuai Dong

Two-dimensional (2D) XY magnets with easy magnetization planes support the nontrivial topological spin textures whose dissipationless transport is highly desirable for 2D spintronic devices. Here, we predicted that Janus monolayer V$_{2}$XN…

Materials Science · Physics 2023-03-17 Wenhui Wan , Botao Fu , Chang Liu , Rui Guo , Yanfeng Ge , Yong Liu

2D magnets have emerged as a class of materials highly promising for studies of quantum phenomena and applications in ultra-compact spintronics. Current research aims at design of 2D magnets with particular functional properties. A…

‹ Prev 1 3 4 5 6 7 10 Next ›