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Related papers: Metal-Free Room-Temperature Ferromagnetism

200 papers

We have studied in details the electronic structure and magnetism in M (Mn and Cr) doped semiconducting half-Heusler compounds FeVSb, CoTiSb and NiTiSn (XM$_{x}$Y$_{1-x}$Z) in a wide concentration range using local-spin density functional…

Materials Science · Physics 2007-05-23 B. R. K. Nanda , I. Dasgupta

Novel 2D ferromagnets with high Curie temperature and large perpendicular magnetic anisotropy are especially attractive owing to the future promising application in modern spintronics, but meanwhile the 2D ferromagnetic materials with high…

Materials Science · Physics 2022-06-09 Haoyi Tan , Guangcun Shan , Jiliang Zhang

Layered transition metal dichalcogenides (TMDs) are attracting increasing attention because they exhibit unconventional magnetic properties due to crystal imperfections in their usually non-magnetic 2D structure. This work aims to…

Mesoscale and Nanoscale Physics · Physics 2022-02-03 Utkalika P. Sahoo , Spandan Anupam , Bidyadhar Das , Mrinal K. Sikdar , Laxmipriya Nanda , Pratap K. Sahoo

Magnetic random access memory schemes employing magnetoelectric coupling to write binary information promise outstanding energy efficiency. We propose and demonstrate a purely antiferromagnetic magnetoelectric random access memory…

Superatoms, stable atomic clusters acting as building blocks for new materials, offer unique opportunities due to their rich properties and potential for 2D material assembly. While extensive research has focused on their similarities to…

Materials Science · Physics 2025-07-22 Fengxian Ma , Zeying Zhang , Zhen Gao , Xiaobei Wan , Yandong Ma , Yalong Jiao , Shengyuan A. Yang

Organic and molecule-based magnets are not easily attainable, because to introduce stable paramagnetic centers to pure organic systems is challenging. Crystalline covalent organic frameworks (COFs) with high designability and chemical…

Chemical Physics · Physics 2020-06-09 Hongde Yu , Dong Wang

Inducing a magnetic gap at the Dirac point of the topological surface state (TSS) in a 3D topological insulator (TI) is a route to dissipationless charge and spin currents. Ideally, magnetic order is present only at the surface and not in…

Searching for high-performance thermoelectric (TE) materials in the paradigm of narrow-bandgap semiconductors has lasted for nearly 70 years and is obviously hampered by a bottleneck of research now. Here we report on the discovery of a few…

Strongly Correlated Electrons · Physics 2022-10-11 Zirui Dong , Yubo Zhang , Jun Luo , Ying Jiang , Zhiyang Yu , Nan Zhao , Liusuo Wu , Yurong Ruan , Fang Zhang , Kai Guo , Jiye Zhang , Wenqing Zhang

The successful isolation of graphene ten years ago has evoked a rapidly growing scientific interest in the nature of two-dimensional (2D) crystals. A number of different 2D crystals has been produced since then, with properties ranging from…

Mesoscale and Nanoscale Physics · Physics 2013-11-12 B. Sachs , T. O. Wehling , K. S. Novoselov , A. I. Lichtenstein , M. I. Katsnelson

Ferroelectric altermagnets (FEAMs) offer unique magnetoelectric coupling properties by combining the characteristics of both antiferromagnets and ferromagnets, yet their multifunctional electric control remains largely unexplored. Here, we…

Materials Science · Physics 2025-09-30 ShuaiYu Wang , Wei-Wei Wang , Jiaxuan Fan , Xiaodong Zhou , Xiao-Ping Li , Lei Wang

Two-dimensional (2D) ferromagnetic materials present promising candidates for spintronic devices, and the half-metallic materials with 100% spin polarization at Fermi energy level are highly desired for many spin-based devices. 2D Janus…

Materials Science · Physics 2022-04-19 Qiuyue Ma , Guochun Yang , Yong Liu

Two-dimensional (2D) magnets with intrinsic ferromagnetic/antiferromagnetic (FM/AFM) ordering are highly desirable for future spintronics devices. However, the synthesis of 2D magnetic crystals, especially the direct growth on SiO2/Si…

The field of two-dimensional (2D) ferromagnetism has been proliferating over the past few years, with ongoing interests in basic science and potential applications in spintronic technology. However, a high-resolution spectroscopic study of…

Manipulation of antiferromagnetic (AFM) spins by electrical means is on great demand to develop the AFM spintronics with low power consumption. In spite of the electrical modulation of insulated AFMs through coupling between their intrinsic…

Materials Science · Physics 2015-04-07 Yuyan Wang , Xiang Zhou , Cheng Song , Yinuo Yan , Shiming Zhou , Guangyue Wang , Chao Chen , Fei Zeng , Feng Pan

Magnetic 3d-ions doped into wide-gap oxides show signatures of room temperature ferromagnetism, although their concentration is two orders of magnitude smaller than that in conventional magnets. The prototype of these exceptional materials…

Materials Science · Physics 2009-11-13 C. D. Pemmaraju , R. Hanafin , T. Archer , H. B. Braun , S. Sanvito

Magnetic skyrmions are topological spin structures having immense potential for energy efficient spintronic devices. However, observations of skyrmions at room temperature are limited to patterned nanostructures. Here, we report the…

The spin-fermion model was previously successful to describe the complex phase diagrams of colossal magnetoresistive manganites and iron-based superconductors. In recent years, two-dimensional magnets have rapidly raised up as a new…

Strongly Correlated Electrons · Physics 2023-08-22 Kaidi Xu , Di Hu , Jun Chen , Haoshen Ye , Lin Han , Shan-Shan Wang , Shuai Dong

When Fe, which is a typical ferromagnet using d- or f-orbital states, is combined with 2D materials such as graphene, it offers many opportunities for spintronics. The origin of 2D magnetism is from magnetic insulating behaviors, which…

Among Transition-Metal Dichalcogenides, mono and few-layers thick VSe2 has gained much recent attention following claims of intrinsic room-temperature ferromagnetism in this system, which have nonetheless proved controversial. Here, we…

Identifying intrinsic low-dimensional ferromagnets with high transition temperature and electrically tunable magnetism is crucial for the development of miniaturized spintronics and magnetoelectrics. Recently long-range 2D ferromagnetism…

Materials Science · Physics 2020-08-27 Hua Wang , Jingshan Qi , Xiaofeng Qian