499 citations · 2.1k across the 15 of their papers we have counts for
15 papers
Observation of the out-of-plane polarized spin current from CVD grown WTe2
Shuyuan Shi, Jie Li, Chuang-Han Hsu +11
Weyl semimetal Td-phase WTe2 possesses the spin-resolved band structure with strong spin-orbit coupling, holding promises as a useful spin source material. The noncentrosymmetric c…
Spin-orbit torque magnetization switching in MoTe2/permalloy heterostructures
Shiheng Liang, Shuyuan Shi, Chuang-Han Hsu +6
The ability to switch magnetic elements by spin-orbit-induced torques has recently attracted much attention for a path towards high-performance, non-volatile memories with low powe…
Long spin coherence length and bulk-like spin-orbit torque in ferrimagnetic multilayers
Jiawei Yu, Do Bang, Rahul Mishra +14
Ferromagnetic spintronics has been a main focus as it offers non-volatile memory and logic applications through current-induced spin-transfer torques. Enabling wider applications o…
Ultrafast Spin-To-Charge Conversion at the Surface of Topological Insulator Thin Films
Xinbo Wang, Liang Cheng, Dapeng Zhu +11
Strong spin-orbit coupling, resulting in the formation of spin-momentum-locked surface states, endows topological insulators with superior spin-to-charge conversion characteristics…
Direct visualization of current induced spin accumulation in topological insulators
Yang Liu, Jean Besbas, Yi Wang +10
Charge-to-spin conversion in various material systems is the key for the fundamental understanding of spin-orbitronis as well as the development of efficient means to manipulate th…
FMR-related phenomena in spintronic devices
Yi Wang, Rajagopalan Ramaswamy, Hyunsoo Yang
Spintronic devices, such as non-volatile magnetic random access memories and logic devices, have attracted considerable attention as potential candidates for future high efficient…
Efficient Charge-Spin Conversion and Magnetization Switching though Rashba Effect at Topological Insulator/Ag Interface
Shuyuan Shi, Aizhu Wang, Yi Wang +8
We report the observation of efficient charge-to-spin conversion in the three-dimensional topological insulator (TI) Bi2Se3 and Ag bilayer by the spin-torque ferromagnetic resonanc…
Room Temperature Giant Charge-to-Spin Conversion at SrTiO3/LaAlO3 Oxide Interface
Yi Wang, Rajagopalan Ramaswamy, M. Motapothula +5
Two-dimensional electron gas (2DEG) formed at the interface between SrTiO3 (STO) and LaAlO3 (LAO) insulating layer is supposed to possess strong Rashba spin-orbit coupling. To date…
Room temperature magnetization switching in topological insulator-ferromagnet heterostructures by spin-orbit torques
Yi Wang, Dapeng Zhu, Yang Wu +9
Topological insulators (TIs) with spin momentum locked topological surface states (TSS) are expected to exhibit a giant spin-orbit torque (SOT) in the TI/ferromagnet systems. To da…
Experimental study of extrinsic spin Hall effect in CuPt alloy
Rajagopalan Ramaswamy, Yi Wang, Mehrdad Elyasi +4
We have experimentally studied the effects on the spin Hall angle due to systematic addition of Pt into the light metal Cu. We perform spin torque ferromagnetic resonance measureme…
Bilinear magneto-electric resistance as a probe of three-dimensional spin texture in topological surface states
Pan He, Steven S. -L. Zhang, Dapeng Zhu +5
Surface states of three-dimensional topological insulators exhibit the phenomenon of spin-momentum locking, whereby the orientation of an electron spin is determined by its momentu…
Effect of surface state hybridization on current-induced spin-orbit torque in thin topological insulator films
Cong Son Ho, Yi Wang, Zhuo Bin Siu +3
We investigate the current-induced spin-orbit torque in thin topological insulator (TI) films in the presence of hybridization between the top and bottom surface states. We formula…
Helicity dependent photovoltaic effect in Bi2Se3 under normal incident light
Jean Besbas, Karan Banerjee, Jaesung Son +7
Topological insulators (TIs) form a new class of materials with insulating bulk and surface conduction ensured by topologically protected surface states (TPSS). We investigate the…
Topological Surface States Originated Spin-Orbit Torques in Bi2Se3
Yi Wang, Praveen Deorani, Karan Banerjee +4
Three dimensional topological insulator bismuth selenide (Bi2Se3) is expected to possess strong spin-orbit coupling and spin-textured topological surface states, and thus exhibit a…
Determination of intrinsic spin Hall angle in Pt
Yi Wang, Praveen Deorani, Xuepeng Qiu +2
The spin Hall angle in Pt is evaluated in Pt/NiFe bilayers by spin torque ferromagnetic resonance (ST-FMR) measurements, and is found to increase with increasing the NiFe thickness…