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Related papers: VI3 - a new layered ferromagnetic semiconductor

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We report structural, physical properties and electronic structure of van der Waals (vdW) crystal VI3. Detailed analysis reveals that VI3 exhibits a structural transition from monoclinic C2/m to rhombohedral R-3 at Ts ~ 79 K, similar to…

Materials Science · Physics 2019-06-19 Shangjie Tian , Jian-Feng Zhang , Chenghe Li , Tianping Ying , Shiyan Li , Xiao Zhang , Kai Liu , Hechang Lei

We present comprehensive measurements of the structural, magnetic and electronic properties of layered van-der-Waals ferromagnet VI$_3$ down to low temperatures. Despite belonging to a well studied family of transition metal trihalides,…

Two-dimensional (2D) layered magnetic materials are generating a great amount of interest for the next generation of electronic devices thanks to their remarkable properties associated to spin dynamics. The recently discovered layered…

Two-dimensional (2D) magnetic materials are of great current interest for their promising applications in spintronics. Here we propose the van der Waals (vdW) material VI3 to be a 2D Ising ferromagnet (FM), using density functional…

Materials Science · Physics 2020-03-18 Ke Yang , Fengren Fan , Hongbo Wang , D. I. Khomskii , Hua Wu

The results of a single-crystal X-ray-diffraction study of the evolution of crystal structures of VI3 with temperature with emphasis on phase transitions are presented. Some related specific-heat and magnetization data are included. The…

Since the celebrated discovery of graphene, the family of two-dimensional (2D) materials has grown to encompass a broad range of electronic properties. Recent additions include spin-valley coupled semiconductors, Ising superconductors that…

Two-dimensional (2D) Van der Waals ferromagnets carry the promise of ultimately miniature spintronics and information storage devices. Among the newly discovered 2D ferromagnets all inherit the magnetic ordering from their bulk ancestors.…

Materials Science · Physics 2021-11-15 Xiong Wang , Dian Li , Zejun Li , Changzheng Wu , Gang Chen , Xiaodong Cui

Nanoscaled room-temperature ferroelectricity is ideal for developing advanced non-volatile high-density memories. However, reaching the thin film limit in conventional ferroelectrics is a long-standing challenge due to the possible critical…

Materials Science · Physics 2018-10-15 Siyuan Wan , Yue Li , Wei Li , Xiaoyu Mao , Wenguang Zhu , Hualing Zeng

Van der Waals materials provide a versatile toolbox for the emergence of new quantum phenomena and the fabrication of functional heterostructures. Among them, the trihalide VI3 stands out for its unique magnetic and structural landscape.…

Materials Science · Physics 2024-02-07 A. De Vita , R. Sant , V. Polewczyk , G. van der Laan , N. B. Brookes , T. Kong , R. J. Cava , G. Rossi , G. Vinai , G. Panaccione

Ferromagnetic van der Waals (vdW) insulators are of great scientific interest for their promising applications in spintronics. It has been indicated that in the two materials within this class, CrI$_3$ and VI$_3$, the magnetic ground state,…

Strongly Correlated Electrons · Physics 2020-12-15 Asish K. Kundu , Yu Liu , C. Petrovic , T. Valla

VI$_{3}$ is a ferromagnet with planar honeycomb sheets of bonded V$^{3+}$ ions held together by van der Waals forces. We apply neutron spectroscopy to measure the two dimensional ($J/J_{c} \approx 17$) magnetic excitations in the…

Strongly Correlated Electrons · Physics 2021-07-23 H. Lane , E. Pachoud , J. A. Rodriguez-Rivera , M. Songvilay , G. Xu , P. M. Gehring , J. P. Attfield , R. A. Ewings , C. Stock

Van der Waals magnet VI$_3$ demonstrates intriguing magnetic properties that render it great for use in various applications. However, its microscopic magnetic structure has not been determined yet. Here, we report neutron diffraction and…

Strongly Correlated Electrons · Physics 2021-08-19 Yiqing Hao , Yiqing Gu , Yimeng Gu , Erxi Feng , Huibo Cao , Songxue Chi , Hua Wu , Jun Zhao

2D van der Waals ferroelectrics, particularly alpha-In2Se3, have emerged as an attractive building block for next-generation information storage technologies due to their moderate band gap and robust ferroelectricity stabilized by dipole…

When combined with transition metals with partially filled $d$-orbitals, magnetism can be incorporated in two-dimensional materials, which greatly expands the scope for fundamental researches and potential applications of these materials.…

Materials Science · Physics 2019-12-24 Ming An , Yang Zhang , Jun Chen , Hui-Min Zhang , Yunjun Guo , Shuai Dong

VBr$_3$ is a van der Waals antiferromagnet below the N\'eel temperature of 26.5 K with a saturation moment of 1.2 mB/f.u. above the metamagnetic transitions detected in the in-plane and out-of-plane directions. To reveal the AFM structure…

Recent discoveries of intrinsic two-dimensional (2D) ferromagnetism in insulating/semiconducting van der Waals (vdW) crystals open up new possibilities for studying fundamental 2D magnetism and devices employing localized spins. However, a…

Bimetal transition iodides in two-dimensional scale provide an interesting idea to combine a set of single-transition-metal ferromagnetic semiconductors together. Motivated by structural engineering on bilayer CrI$_3$ to tune its magnetism…

Materials Science · Physics 2020-12-10 Yulu Ren , Qiaoqiao Li , Wenhui Wan , Yong Liu , Yanfeng Ge

The recent experimental discovery of intrinsic ferromagnetism in single-layer CrI3 opens a new avenue to low-dimensional spintronics. However, the low Curie temperature Tc=45 K is still a large obstacle to its realistic device application.…

Materials Science · Physics 2019-06-26 Hongxing Li , Yuan-Kai Xu , Kang Lai , Wei-Bing Zhang

We report a comprehensive investigation of the lattice and magnetic structure in van der Waals antiferromagnet VBr3, characterized by a BiI3-type structure at room temperature. Neutron diffraction experiments were performed on both…

Strongly Correlated Electrons · Physics 2024-08-06 Yimeng Gu , Yiqing Hao , Zeyu Kao , Yiqing Gu , Feiyang Liu , Shiyi Zheng , Huibo Cao , Lunhua He , Jun Zhao

Van der Waals (vdW) heterostructures have attracted great interest because of their rich material combinations.The discovery of two-dimensional magnets has provided a new platform for magnetic vdW heterointerfaces; however, research on…

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