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Related papers: Damping-like Torque in Monolayer 1T-TaS$_2$

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Increasing dampinglike spin-orbit torque (SOT) is both of fundamental importance for enabling new research into spintronics phenomena and also technologically urgent for advancing low-power spin-torque memory, logic, and oscillator devices.…

Mesoscale and Nanoscale Physics · Physics 2019-06-12 Lijun Zhu , Lujun Zhu , Shengjie Shi , Manling Sui , D. C. Ralph , R. A. Buhrman

Spin-orbit torques (SOTs) from transition metal dichalcogenides systems (TMDs) in conjunction with ferromagnetic materials are recently attractive in spintronics for their versatile features. However, most of the previously studied…

Mesoscale and Nanoscale Physics · Physics 2021-04-13 Cheng-Wei Peng , Wei-Bang Liao , Tian-Yue Chen , Chi-Feng Pai

Recently, transition metal dichalcogenides (TMDs) have been extensively studied for their efficient spin-orbit torque generation in TMD/ferromagnetic bilayers, owing to their large spin-orbit coupling, variety in crystal symmetries, and…

Mesoscale and Nanoscale Physics · Physics 2023-11-21 Jan Hidding , Klaiv Mërtiri , Fauzia Mujid , Ce Liang , Jiwoong Park , Marcos H. D. Guimarães

5d transition metal Pt is the canonical spin Hall material for efficient generation of spin-orbit torques (SOTs) in Pt/ferromagnetic layer (FM) heterostructures. However, for a long while with tremendous engineering endeavors, the…

Charge-to-spin and spin-to-charge conversion mechanisms in high spin-orbit materials are the new frontier of memory devices. They operate via spin-orbit torque (SOT) switching of a magnetic electrode, driven by an applied charge current. In…

Two classes of spin-orbit coupling (SOC) mechanisms have been considered as candidate sources for the spin orbit torque (SOT): the spin Hall Effect (SHE) in heavy metals with strong SOC and the Rashba effect arising from broken inversion…

Materials Science · Physics 2018-01-24 Zelalem Abebe Bekele , Kangkang Meng , Yong Wu , Jun Miao , Xiaoguang Xu , Yong Jiang

In recent years, there has been a growing interest in spin-orbit torques (SOTs) for manipulating the magnetization in nonvolatile magnetic memory devices. SOTs rely on the spin-orbit coupling of a nonmagnetic material coupled to a…

Mesoscale and Nanoscale Physics · Physics 2020-11-19 Jan Hidding , Marcos H. D. Guimarães

Understanding the evolution of spin-orbit torque (SOT) with increasing heavy-metal thickness in ferromagnet/normal metal (FM/NM) bilayers is critical for the development of magnetic memory based on SOT. However, several experiments have…

Mesoscale and Nanoscale Physics · Physics 2018-07-11 Andrew J. Berger , Eric R. J. Edwards , Hans T. Nembach , Olof Karis , Mathias Weiler , T. J. Silva

A large anti-damping spin-obit torque (SOT) efficiency in magnetic heterostructures is a prerequisite to realize energy efficient spin torque based magnetic memories and logic devices. The efficiency can be characterized in terms of the…

Two-dimensional (2D) transition metal di-chalcogenide layers with high electrical conductivity and spin-orbit coupling (SOC) can find huge potential in spintronic devices. With limited success of 2D spin Hall material development, we…

Recent studies rediscovered the crucial role of field-like spin orbit torque (SOT) in nanosecond-timescale SOT dynamics. However, there is not yet an effective way to control its relative amplitude. Here, we experimentally modulate the…

We show that Py, a commonly-used soft ferromagnetic material with weak anisotropy, can become perpendicularly-magnetized while depositing on Ta buffer layer with Hf or Zr insertion layers (ILs) and MgO capping layer. By using two different…

Materials Science · Physics 2019-07-23 Tian-Yue Chen , Yongxi Ou , Tsung-Yu Tsai , Robert A. Buhrman , Chi-Feng Pai

The integration of two-dimensional (2D) van der Waals (vdW) magnets with topological insulators or heavy metals holds great potential for realizing next-generation spintronic memory devices. However, achieving high-efficiency SOT switching…

Spin-orbit torque (SOT) enables efficient current-driven control of magnetization, offering a promising pathway toward low-power spintronic devices. However, the origin and propagation of both damping-like (DL) and field-like (FL) SOTs in…

Materials Science · Physics 2026-03-13 Yuming Bai , Rulin Tian , Yue Zhang , Tao Wang

Materials with strong spin orbit coupling (SOC) are essential for realizing spin orbit torque (SOT) based magnetic memory devices. Transition metal dichalcogenides (TMDs) are promising candidates for such appli cations because of their…

The 5d transition-metal oxides have a unique electronic structure dominated by strong spin-orbit coupling and hence they can be an intriguing platform to explore spin-current physics. Here, we report on room-temperature generation of…

Materials Science · Physics 2021-10-07 Kohei Ueda , Naoki Moriuchi , Kenta Fukushima , Takanori Kida , Masayuki Hagiwara , Jobu Matsuno

Realization of efficient spin-orbit torque switching of the N\'eel vector in insulating antiferromagnets is a challenge, often complicated by spurious effects. Quantifying the spin-orbit torques in antiferromagnet/heavy metal…

Materials Science · Physics 2025-02-25 Igor Lyalin , Hantao Zhang , Justin Michel , Daniel Russell , Fengyuan Yang , Ran Cheng , Roland K. Kawakami

Topological quantum materials, with novel spin textures and broken crystal symmetries are suitable candidates for spintronic memory technologies. Their unique electronic properties, such as protected surface states and exotic…

Systems that simultaneously exhibit superconductivity and spin-orbit coupling are predicted to provide a route toward topological superconductivity and unconventional electron pairing, driving significant contemporary interest in these…

The bilayer heterostructures composed of an ultrathin ferromagnetic metal (FM) and a material hosting strong spin-orbit (SO) coupling are principal resource for SO torque and spin-to-charge conversion nonequilibrium effects in spintronics.…

Materials Science · Physics 2020-10-28 Kapildeb Dolui , Branislav K. Nikolic
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