384 citations · 1.3k across the 18 of their papers we have counts for
18 papers
Alternative understanding of the skyrmion Hall effect based on one-dimensional domain wall motion
Kyoung-Woong Moon, Jungbum Yoon, Changsoo Kim +4
A moving magnetic skyrmion exhibits transverse deflection. This so-called skyrmion Hall effect has been explained by the Thiele equation. Here, we provide an alternative interpreta…
Targeted Writing and Deleting of Magnetic Skyrmions in Two-Terminal Nanowire Devices
Soong-Geun Je, Dickson Thian, Xiaoye Chen +7
Controllable writing and deleting of nanoscale magnetic skyrmions are key requirements for their use as information carriers for next-generation memory and computing technologies.…
Unveiling the emergent traits of chiral spin textures in magnetic multilayers
Xiaoye Chen, Ming Lin, Jian Feng Kong +7
Magnetic skyrmions are topologically wound nanoscale textures of spins whose ambient stability and electrical manipulation in multilayer films have led to an explosion of research…
Topological charge analysis of dynamic process of transition to Néel-type skyrmion: role of domain wall skyrmions
Soong-Geun Je
Magnetic skyrmions are intriguing topological spin textures that promise future high-density spintronic devices. The creation of magnetic skyrmions has been understood based on the…
Thermal generation, manipulation and detection of skyrmions
Zidong Wang, Minghua Guo, Heng-An Zhou +19
Recent years have witnessed significant progresses in realizing skyrmions in chiral magnets1-4 and asymmetric magnetic multilayers5-13, as well as their electrical manipulation2,7,…
Direct demonstration of topological stability of magnetic skyrmions via topology manipulation
Soong-Geun Je, Hee-Sung Han, Se Kwon Kim +8
Topological protection precludes a continuous deformation between topologically inequivalent configurations in a continuum. Motivated by this concept, magnetic skyrmions, topologic…
Realization of Ordered Magnetic Skyrmions in Thin Films at Ambient Conditions
Ryan D. Desautels, Lisa DeBeer-Schmitt, Sergio Montoya +7
Magnetic skyrmions present interesting physics due to their topological nature and hold significant promise for future information technologies. A key barrier to realizing skyrmion…
Current-Driven Skyrmion Dynamics and Drive-Dependent Skyrmion Hall Effect in an Ultrathin Film
Roméo Juge, Soong-Geun Je, Dayane de Souza Chaves +19
Magnetic skyrmions are chiral spin textures that hold great promise as nanoscale information carriers. Since their first observation at room temperature, progress has been made in…
Creation of Magnetic Skyrmion Bubble Lattices by Ultrafast Laser in Ultrathin Films
Soong-Geun Je, Pierre Vallobra, Titiksha Srivastava +10
Magnetic skyrmions are topologically nontrivial spin textures which hold great promise as stable information carriers in spintronic devices at the nanoscale. One of the major chall…
Spin-orbit torque induced dipole skyrmion motion at room temperature
Sergio A. Montoya, Robert Tolley, Ian Gilbert +3
We demonstrate deterministic control of dipole-field-stabilized skyrmions by means of spin-orbit torques arising from heavy transition-metal seed layers. Experiments are performed…
Thermal contribution to the spin-orbit torque in metallic/ferrimagnetic systems
Thai Ha Pham, Soong-Geun Je, Pierre Vallobra +9
We report a systematic study of current-induced perpendicular magnetization switching in W/CoTb/Al thin films with strong perpendicular magnetic anisotropy. Various C…
Magnetic skyrmions in confined geometries : effect of the magnetic field and the disorder
Roméo Juge, Soong-Geun Je, Dayane de Souza Chaves +13
We report on the effect of the lateral confinement and a perpendicular magnetic field on isolated room-temperature magnetic skyrmions in sputtered Pt/Co/MgO nanotracks and nanodots…
Chirality-induced Antisymmetry in Magnetic Domain-Wall Speed
Dae-Yun Kim, Min-Ho Park, Yong-Keun Park +6
In chiral magnetic materials, numerous intriguing phenomena such as built in chiral magnetic domain walls (DWs) and skyrmions are generated by the Dzyaloshinskii Moriya interaction…
Magnetic Domain-Wall Tilting due to Domain-Wall Speed Asymmetry
Dae-Yun Kim, Min-Ho Park, Yong-Keun Park +8
Chiral magnetic materials provide a number of challenging issues such as the highly efficient domain wall (DW) and skyrmion motions driven by electric current, as of the operation…
Drastic emergence of huge negative spin-transfer torque in atomically thin Co layers
Soong-Geun Je, Sang-Cheol Yoo, Joo-Sung Kim +3
Current-induced domain wall (DW) motion has drawn great attention in the last decades as the key operational principle of emerging magnetic memory devices. As the major driving for…
Skyrmion Motion Driven by Oscillating Magnetic Field
Kyoung-Woong Moon, Duck-Ho Kim, Soong-Geun Je +5
Magnetic skyrmion motion induced by an electric current has drawn much interest because of its application potential in next-generation magnetic memory devices. Recently, unidirect…
Magnetic Bubblecade Memory
Kyoung-Woong Moon, Duck-Ho Kim, Sang-Cheol Yoo +6
Unidirectional motion of magnetic domain walls is the key concept underlying next-generation domain-wall-mediated memory and logic devices. Such motion has been achieved either by…
Asymmetric Magnetic Domain-Wall Motion by the Dzyaloshinskii-Moriya Interaction
Soong-Geun Je, Duck-Ho Kim, Sang-Cheol Yoo +3
We demonstrate here that ultrathin ferromagnetic Pt/Co/Pt films with perpendicular magnetic anisotropy exhibit a sizeable Dzyaloshinskii-Moriya interaction (DMI) effect. Such a DMI…