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Orbital torque in magnetic bilayers

Web2016 年 2 月 - 2024 年 8 月4 年 7 個月. Taipei City, Taiwan. Courses: Magnetic materials and spintronics, thermodynamics, solid state physics, contemporary condensed matter physics. Research: Advanced probing technique for spin-orbit torque characterization. Non-volatile memory materials design and testing. WebOrbital torque in magnetic bilayers Dongjoon Lee, Dongwook Go, Hyeon-Jong Park, Wonmin Jeong, Hye-Won Ko, Deokhyun Yun, Daegeun Jo, Soogil Lee, Gyungchoon Go, Jung Hyun Oh, Kab-Jin Kim, Byong-Guk Park, Byoung-Chul Min, Hyun Cheol Koo, Hyun-Woo Lee, OukJae Lee, and Kyung-Jin Lee Nature Communications 12 , 6710 (2024)

Two more experimental papers on the orbital torque

WebHere, we demonstrate a marked enhancement of the spin-orbit torque induced by a fine-tuning of oxygen-induced modification of orbital hybridization. This is evidenced by a concomitant enhancement of the interface spin-orbit torque, interface spin loss, and interface perpendicular magnetic anisotropy within a narrow range of the oxidation level ... WebOct 22, 2024 · We apply our formalism to two different magnetic bilayers, Fe/W(110) and Ni/W(110), which are chosen such that the orbital and spin Hall effects in W have opposite sign and the resulting spin- and orbital-mediated torques can compete with each other. ... (110) is the orbital torque originating in the orbital Hall effect of the nonmagnetic ... butterick 5339 https://carriefellart.com

Orbital torque in magnetic bilayers. - Abstract - Europe PMC

WebApr 30, 2013 · It is found that the spin-orbital interaction induces both an effective field and torque on the magnetization, which have been attributed to two different origins: the Rashba effect and the... WebSo far, the quantitative determination of charge current-induced spin current and spin–orbit torques (SOTs) on the magnetic layer adjacent to two-dimensional materials is still lacking. WebWith this motivation, we examine the current-induced spin-orbit torques in various ferromagnet/heavy metal bilayers by theory and experiment. Analysis of the magnetic … cecil raymond washington tae kwon do

[PDF] Observation of orbital pumping Semantic Scholar

Category:Orbital torque in magnetic bilayers SPICE - uni-mainz.de

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Orbital torque in magnetic bilayers

Orbital torque in magnetic bilayers

WebJun 23, 2024 · Nova Ltd. Sep 2024 - Present2 years 5 months. Development of materials metrology for Advanced Process and Technology for Mainstream memory (DRAM, VNAND), Logic, and New memory. 1. Development of ... WebApr 11, 2024 · Orbital torque in magnetic bilayers. Article. Full-text available. Nov 2024; DongJoon Lee; ... We then propose a classification scheme for the mechanisms of the current-induced torque in magnetic ...

Orbital torque in magnetic bilayers

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WebFeb 6, 2024 · The unconventional torque in the Ni/Ti bilayer is consistent with the orbital torque originating from the OHE in the Ti layer. We note that the sign of the DL-torque in … WebApr 11, 2024 · We show that the orbital pumping in Ni/Ti bilayers injects an orbital current into the Ti layer, which is detected through the inverse orbital Hall effect. ... Efficient electrical generation of torque is desired to develop innovative magnetic nanodevices. The torque can be generated by charge to spin conversion of heavy-metal layers through ...

WebOrbital torque in magnetic bilayers Dongjoon Lee1,2†, Dongwook Go3,4†, Hyeon-Jong Park1†, Wonmin Jeong2,5, Hye-Won Ko6, Deokhyun Yun2,7, Daegeun Jo3, Soogil Lee8, … WebNov 18, 2024 · As the orbital current carries the angular momentum as the spin current does, injection of the orbital current into a ferromagnet can result in torque on the magnetization, which provides a...

WebSep 24, 2024 · Here, orbital information is encoded in coefficients , which can be controlled by external perturbations. For instance, a wave packet with and carries a finite orbital angular momentum (OAM) along the z -direction. Note that the coefficients behave as an "internal" degree of freedom of the wave packet, analogously to the case of spin. WebApr 4, 2024 · Orbital torque in magnetic bilayers SPICE Orbital torque in magnetic bilayers Kyung-Jin LEE The orbital Hall effect [1] describes the generation of the orbital current flowing in a perpendicular direction to an external electric field, analogous to …

WebJan 25, 2024 · The Gilbert damping constant is calculated in the torque-correlation model [4] and the results for Co films as well as Co/NM bilayers and Co/NM1/NM2 trilayers are presented. The nonlocal origin of the Gilbert damping is discussed and visualized with its atomic layer contributions [5,6].

Weborbital torques, revealing the fundamental properties of orbital currents. We show that sizable current-induced torques are generated in Ni/Ti bilayers despite the weak spin-orbit coupling of Ti. We nd that the torque e ciency increases with increasing the Ni-layer thickness and disappears by replacing the Ni layer with Ni 81Fe 19. The ... cecil reevesWebMay 19, 2024 · Despite its fundamental importance, the orbital Hall effect has not been confirmed experimentally. Motivated by a recent theoretical proposal of torque generation … butterick 5356WebThe magnetic torque, τ, experienced by a single particle of volume V and domain magnetization M d whose moment is oriented at angle θ to applied induction B is given by … cecil r bomar rehab