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Related papers: Strain engineering a persistent spin helix with in…

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Device concepts in semiconductor spintronics make long spin lifetimes desirable, and the requirements put on spin control by schemes of quantum information processing are even more demanding. Unfortunately, due to spin-orbit coupling…

Mesoscale and Nanoscale Physics · Physics 2017-01-10 John Schliemann

Finding stimuli capable of driving an imbalance of spin-polarised electrons within a solid is the central challenge in the development of spintronic devices. However, without the aid of magnetism, routes towards this goal are highly…

Materials Science · Physics 2022-09-08 Oliver J. Clark , Oliver Dowinton , Mohammad Saeed Bahramy , Jaime Sánchez-Barriga

Crystallographic space group symmetry (CPGS) such as polar and nonpolar crystal classes have long been known to classify compounds that have spin-orbit-induced spin splitting. While taking a journey through the Brillouin Zone (BZ) from one…

Materials Science · Physics 2021-09-15 Carlos Mera Acosta , Linding Yuan , Gustavo M. Dalpian , Alex Zunger

Persistent spin textures with collinear spin polarization are promising platforms for spintronics applications. However, their typically relativistic spin-orbit origin leads to weak spin splittings and fragile spin coherence. Here, we…

Mesoscale and Nanoscale Physics · Physics 2026-03-13 Warlley H. Campos , F. C. Fobasso Mbognou , Anna Birk Hellenes , Joseph Poata , Taikang Chen , Jan Priessnitz , Libor Šmejkal

Spin textures, i.e., the distribution of spin polarization vectors in reciprocal space, exhibit diverse patterns determined by symmetry constraints, resulting in a variety of spintronic phenomena. Here, we propose a universal theory to…

Materials Science · Physics 2024-09-24 Yuntian Liu , Jiayu Li , Pengfei Liu , Qihang Liu

Energy-saving spintronics are believed to be implementable on the systems hosting persistent spin helix (PSH) since they support an extraordinarily long spin lifetime of carriers. However, achieving the PSH requires a unidirectional spin…

Strongly Correlated Electrons · Physics 2019-09-11 Moh. Adhib Ulil Absor , Fumiyuki Ishii

Hybrid organic--inorganic perovskites with broken inversion symmetry provide a fertile ground for uncovering coupled spin-orbit and ferroelectric phenomena. Here, we investigate the layered family (PA)$_2$CsY$_2$X$_7$ (Y = Pb, Sn; X = I,…

Materials Science · Physics 2025-12-01 Divyanshi Tyagi , Saswata Bhattacharya

Symmetry forbidden effects in crystals may emerge in a local environment that breaks the symmetries. Yet these hidden physical effects were only discussed in centrosymmetric crystals. Here we propose that hidden physical effects can be…

Materials Science · Physics 2020-10-28 Zuzhang Lin , Chong Wang , Yong Xu , Wenhui Duan

The spin splitting driven by spin-orbit coupling in monolayer (ML) transition metal dichalcogenides (TMDCs) family has been widely studied only for the 1H-phase structure, while it is not profound for the 1T-phase structure due to the…

Strongly Correlated Electrons · Physics 2020-04-16 Moh. Adhib Ulil Absor , Iman Santoso , Naoya Yamaguchi , Fumiyuki Ishii

Ferroelectric Rashba semiconductors (FERSC) are a novel class of multifunctional materials showing a giant Rashba spin splitting which can be reversed by switching the electric polarization. Although they are excellent candidates as…

Materials Science · Physics 2019-08-28 Carmine Autieri , Paolo Barone , Jagoda Slawinska , Silvia Picozzi

Recent years have witnessed the emergence of spin supersolids in frustrated quantum magnets, establishing a material-based platform for supersolidity beyond its original context in solid helium. A spin supersolid is characterized by the…

Strongly Correlated Electrons · Physics 2026-05-26 Yixuan Huang , Seiji Yunoki , Sadamichi Maekawa

We introduce a classification of the radial spin textures in momentum space that emerge at high-symmetry points in crystals characterized by non-polar chiral point groups ($D_2$, $D_3$, $D_4$, $D_6$, $T$, $O$). Based on the symmetry…

Materials Science · Physics 2023-11-20 Daniel Gosálbez-Martínez , Alberto Crepaldi , Oleg V. Yazyev

Crystal defects can confine isolated electronic spins and are promising candidates for solid-state quantum information. Alongside research focusing on nitrogen vacancy centers in diamond, an alternative strategy seeks to identify new spin…

For over a century, the structure of materials has been described by a combination of rotations, rotation-inversions and translational symmetries. By recognizing the reversal of static structural rotations between clockwise and…

Materials Science · Physics 2020-02-18 Venkatraman Gopalan , Daniel B. Litvin

Two-dimensional tungsten-based transition metal dichalcogenides (TMDCs), $MX_{2}$ ($M$: W, Mo; $X$: S, Se, Te) monolayers (MLs) with a $1T'$ structure, serve as significant-gap quantum spin Hall insulators. However, due to the…

Mesoscale and Nanoscale Physics · Physics 2025-04-23 Moh. Adhib Ulil Absor , Muhammad Arifin , Iman Santoso , Harsojo

Studies of structure-property relationships in spintronics are essential for the design of materials that can fill specific roles in devices. For example, materials with low symmetry allow unconventional configurations of charge-to-spin…

Strain is powerful for discovery and manipulation of new phases of matter; however, the elastic strains accessible to epitaxial films and bulk crystals are typically limited to small ($<2\%$), uniform, and often discrete values. This…

Materials Science · Physics 2023-04-28 Dongxue Du , Jiamian Hu , Jason K Kawasaki

Materials with interesting physical properties are often designed based on our understanding of the target physical effects. The physical properties can be either explicitly observed ("apparent") or concealed by the perceived symmetry…

Materials Science · Physics 2026-02-03 Jia-Xin Xiong , Xiuwen Zhang , Lin-Ding Yuan , Alex Zunger

Due to their particle-like properties, three-dimensional (3D) spin textures have garnered significant interest, particularly for their potential applications in next-generation information storage devices. However, efficiently identifying…

Mesoscale and Nanoscale Physics · Physics 2025-02-27 Moritz Winterott , Samir Lounis

We present a detailed theoretical investigation of persistent spin helices in two-dimensional electron systems with spin-orbit coupling. For this purpose we consider a single-particle effective mass Hamiltonian with generalized linear-in-k…

Mesoscale and Nanoscale Physics · Physics 2016-10-18 Alexander S. Kozulin , Alexander I. Malyshev , Anton A. Konakov