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Stable and remarkable valley polarization effect is the key to utilizing valley degree of freedom in valleytronic devices. According to first-principles calculations and symmetry analysis, we reveal that valley polarization effect in…

Materials Science · Physics 2026-03-23 Weifeng Xie , Libo Wang , Xiong Xu , Yunliang Yue , Huayan Xia , Longhui He , Hui Wang

Spin valves are essential components in spintronic memory devices, whose conductance is modulated by controlling spin-polarized electron tunneling through the alignment of the magnetization in ferromagnetic elements. Whereas conventional…

Magnetic molecules possess a high potential as building blocks for the design of spintronic devices. Moreover, the use of molecular materials opens the way for the controlled use of bottom-up, e.g. supramolecular, processing techniques…

Mesoscale and Nanoscale Physics · Physics 2013-04-25 Matias Urdampilleta , Svetlana Klyatskaya , Jean-Pierre Cleuziou , Mario Ruben , Wolfgang Wernsdorfer

Two-dimensional (2D) van der Waals (vdW) materials provide the possibility of realizing heterostructures with coveted properties. Here, we report a theoretical investigation of the vdW magnetic tunnel junction (MTJ) based on VSe2/MoS2…

Materials Science · Physics 2019-05-07 Jiaqi Zhou , Junfeng Qiao , Chun-Gang Duan , Arnaud Bournel , Kang L. Wang , Weisheng Zhao

Spintronics, a technology harnessing electron spin for information transmission, offers a promising avenue to surpass the limitations of conventional electronic devices. While the spin directly interacts with the magnetic field, its control…

Applied Physics · Physics 2024-12-11 Run-Wu Zhang , Chaoxi Cui , Runze Li , Jingyi Duan , Lei Li , Zhi-Ming Yu , Yugui Yao

Electrons in two-dimensional materials possess an additional quantum attribute, the valley pseudospin, labelled as $\mathbf{K}$ and $\mathbf{K}^{\prime}$ -- analogous to the spin up and spin down. The majority of research to achieve…

Optics · Physics 2023-06-06 Navdeep Rana , Gopal Dixit

The manipulation of magnetic properties using either electrical currents or gate bias is the key of future high-impact nanospintronics applications such as spin-valve read heads, non-volatile logic, and random-access memories. The current…

Applied Physics · Physics 2021-08-25 R. C. Sahoo , Dinh Loc Duong , Jungbum Yoon , Pham Nam Hai , Young Hee Lee

New mechanism of magnetoresistance, based on tunneling-emission of spin polarized electrons from ferromagnets (FM) into semiconductors (S) and precession of electron spin in the semiconductor layer under external magnetic field, is…

Materials Science · Physics 2009-11-10 A. M. Bratkovsky , V. V. Osipov

Organic spintronic devices have been appealing because of the long spin life time of the charge carriers in the organic materials and their low cost, flexibility and chemical diversity. In previous studies, the control of resistance of…

We demonstrate non-volatile, n-type, back-gated, MoS$_{2}$ transistors, placed directly on an epitaxial grown, single crystalline, PbZr$_{0.2}$Ti$_{0.8}$O$_{3}$ (PZT) ferroelectric. The transistors show decent ON current (19…

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…

Materials Science · Physics 2021-12-22 Shaowen Xu , Fanhao Jia , Guodong Zhao , Wei Wu , Wei Ren

Understanding the nature of sliding ferroelectricity is of fundamental importance for the discovery and application of two-dimensional ferroelectric materials. In this work, we investigate the phenomenon of switchable polarization in a…

Mesoscale and Nanoscale Physics · Physics 2023-11-22 Dongyang Yang , Jing Liang , Jingda Wu , Yunhuan Xiao , Jerry I. Dadap , Kenji Watanabe , Takashi Taniguchi , Ziliang Ye

Two-dimensional (2D) Janus materials hold a great importance in spintronic and valleytronic applications due to their unique lattice structures and emergent properties. They intrinsically exhibit both an in-plane inversion and out-of-plane…

Materials Science · Physics 2025-11-03 Shivani Kumawat , Chandan Kumar Vishwakarma , Mohd Zeeshan , Indranil Mal , Sunil Kumar , B. K. Mani

Van der Waals heterostructures formed by two different monolayer semiconductors have emerged as a promising platform for new optoelectronic and spin/valleytronic applications. In addition to its atomically thin nature, a two-dimensional…

We study the spin-transfer torque and magnetoresistance of a ferromagnet$\mid$superconductor$\mid$ferromagnet spin-valve, allowing for an arbitrary magnetization misorientation and treating both s-wave and d-wave symmetries of the…

Superconductivity · Physics 2015-05-13 J. Linder , T. Yokoyama , A. Sudbø

The phenomenon originating from spin-orbit coupling (SOC) provides energy-efficient strategies for spin manipulation and device applications. The broken inversion symmetry interface and resulting electric field induce a Rashba-type…

Mesoscale and Nanoscale Physics · Physics 2022-07-12 Xinhe Wang , Wei Yang , Wang Yang , Yuan Cao , Xiaoyang Lin , Guodong Wei , Haichang Lu , Peizhe Tang , Weisheng Zhao

Ferroelectric polarization switching in electrically controlled van der Waals multiferroic tunnel junctions (vdW-MFTJs) causes atomic migration, compromising device stability and fatigue resistance. Here we propose a fully magnetically…

Materials Science · Physics 2025-05-20 Zhi Yan , Xujin Zhang , Jianhua Xiao , Cheng Fang , Xiaohong Xu

Spin-valve effect has been the focus of spintronics over the last decades due to its potential in many spintronic devices. Two-dimensional (2D) van der Waals (vdW) materials are highly expected to build the spin-valve heterojunction.…

Mesoscale and Nanoscale Physics · Physics 2023-02-15 Wen Jin , Gaojie Zhang , Hao Wu , Li Yang , Wenfeng Zhang , Haixin Chang

Using symmetry breaking strain to tune the valley occupation of a two-dimensional (2D) electron system in an AlAs quantum well, together with an applied in-plane magnetic field to tune the spin polarization, we independently control the…

Strongly Correlated Electrons · Physics 2014-02-03 O. Gunawan , T. Gokmen , K. Vakili , M. Padmanabhan , E. P. De Poortere , M. Shayegan

Magnetoelectric (ME) effect, the phenomenon of inducing magnetization by application of an electric field or vice versa, holds great promise for magnetic sensing and switching applications. Studies of the ME effect have so far focused on…

Mesoscale and Nanoscale Physics · Physics 2021-10-19 Jieun Lee , Zefang Wang , Hongchao Xie , Kin Fai Mak , Jie Shan