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  Department of Physics and Chemistry Spin Nanotech Laboratory

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Article
Free tuning of exchange bias via resettable alignment of antiferromagnetic Néel axes using mechanical vibrations
  • Kim, Hyun-Joong ; 
  • Yoon, Seongsoo ; 
  • Ha, Jae-Hyun ; 
  • Choi, Won-Chang ; 
  • Hong, Jung-Il
  • 2021-05
  • Kim, Hyun-Joong. (2021-05). Free tuning of exchange bias via resettable alignment of antiferromagnetic Néel axes using mechanical vibrations. Acta Materialia, 210, 116821. doi: 10.1016/j.actamat.2021.116821
  • Elsevier BV
  • View : 496
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Article
Tunable metal-insulator transition of V2O3 thin films strained by controlled inclusion of crystallographic defect
  • Ha, Jae-Hyun ; 
  • Kim, Hyung-Wook ; 
  • Jo, Young-Sik ; 
  • Kim, Seog-Whan ; 
  • Hong, Jung-Il
  • 2021-03
  • Ha, Jae-Hyun. (2021-03). Tunable metal-insulator transition of V2O3 thin films strained by controlled inclusion of crystallographic defect. Applied Materials Today, 22, 100984. doi: 10.1016/j.apmt.2021.100984
  • Elsevier BV
  • View : 557
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Article
Targeted Writing and Deleting of Magnetic Skyrmions in Two-Terminal Nanowire Devices
  • Je, Soong-Geun ; 
  • Thian, Dickson ; 
  • Chen, Xiaoye ; 
  • Huang, Lisen ; 
  • Jung, Dae-Han ; 
  • Chao, Weilun ; 
  • Lee, Ki-Suk ; 
  • Hong, Jung-Il ; 
  • Soumyanarayanan, Anjan ; 
  • Im, Mi‐Young
  • 2021-02
  • Je, Soong-Geun. (2021-02). Targeted Writing and Deleting of Magnetic Skyrmions in Two-Terminal Nanowire Devices. Nano Letters, 21(3), 1253–1259. doi: 10.1021/acs.nanolett.0c03686
  • American Chemical Society
  • View : 507
  • Download : 0
Article
The Azimuthal Dependence of Exchange Bias Effect and Its Analysis by Spin Glass Model in Ni0.8Fe0.2/CoxNi1-xO Bilayers
  • 2021-02
  • Yoo, Woosuk. (2021-02). The Azimuthal Dependence of Exchange Bias Effect and Its Analysis by Spin Glass Model in Ni0.8Fe0.2/CoxNi1-xO Bilayers. IEEE Access, 9, 221315–21322. doi: 10.1109/ACCESS.2021.3055521
  • Institute of Electrical and Electronics Engineers Inc.
  • View : 550
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Article
Enhancing the conductivity of PEDOT:PSS films for biomedical applications via hydrothermal treatment
  • Jeong, Wooseong ; 
  • Gwon, Gihyeok ; 
  • Ha, Jae-Hyun ; 
  • Kim, Dongha ; 
  • Eom, Ki-Joo ; 
  • Park, Ju Hyang ; 
  • Kang, Seok Ju ; 
  • Kwak, Bongseop ; 
  • Hong, Jung-Il ; 
  • Lee, Shinbuhm ; 
    • et al
  • 2021-01
  • Jeong, Wooseong. (2021-01). Enhancing the conductivity of PEDOT:PSS films for biomedical applications via hydrothermal treatment. doi: 10.1016/j.bios.2020.112717
  • Pergamon Press Ltd.
  • View : 682
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Universal field-tunable terahertz emission by ultrafast photoinduced demagnetization in Fe, Ni, and Co ferromagnetic films

Article
Universal field-tunable terahertz emission by ultrafast photoinduced demagnetization in Fe, Ni, and Co ferromagnetic films
  • Huang, Lin ; 
  • Lee, Sang-Hyuk ; 
  • Kim, Seon-Dae ; 
  • Shim, Je-Ho ; 
  • Shin, Hee Jun ; 
  • Kim, Seongheun ; 
  • Park, Jaehun ; 
  • Park, Seung-Young ; 
  • Choi, Yeon Suk ; 
  • Kim, Hyun-Joong ; 
    • et al
  • 2020-09
  • Huang, Lin. (2020-09). Universal field-tunable terahertz emission by ultrafast photoinduced demagnetization in Fe, Ni, and Co ferromagnetic films. doi: 10.1038/s41598-020-72855-1
  • Nature Publishing Group
  • View : 477
  • Download : 158

Role of non-thermal electrons in ultrafast spin dynamics of ferromagnetic multilayer

Article
Role of non-thermal electrons in ultrafast spin dynamics of ferromagnetic multilayer
  • Shim, Je-Ho ; 
  • Syed, Akbar Ali ; 
  • Kim, Jea-Il ; 
  • Piao, Hong-Guang ; 
  • Lee, Sang-Hyuk ; 
  • Park, Seung-Young ; 
  • Choi, Yeon Suk ; 
  • Lee, Kyung Min ; 
  • Kim, Hyun-Joong ; 
  • Jeong, Jong-Ryul ; 
    • et al
  • 2020-04
  • Shim, Je-Ho. (2020-04). Role of non-thermal electrons in ultrafast spin dynamics of ferromagnetic multilayer. doi: 10.1038/s41598-020-63452-3
  • Nature Publishing Group
  • View : 615
  • Download : 145
Article
Direct Demonstration of Topological Stability of Magnetic Skyrmions via Topology Manipulation
  • Je, Soong-Geun ; 
  • Han, Hee-Sung ; 
  • Kim, Se Kwon ; 
  • Montoya, Sergio A. ; 
  • Chao, Weilun ; 
  • Hong, Ik-Sun ; 
  • Fullerton, Eric E. ; 
  • Lee, Ki-Suk ; 
  • Lee, Kyung-Jin ; 
  • Im, Mi‐Young ; 
    • et al
  • 2020-03
  • Je, Soong-Geun. (2020-03). Direct Demonstration of Topological Stability of Magnetic Skyrmions via Topology Manipulation. ACS Nano, 14(3), 3251–3258. doi: 10.1021/acsnano.9b08699
  • American Chemical Society
  • View : 671
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Article
Direct observation of terahertz emission from ultrafast spin dynamics in thick ferromagnetic films
  • Huang, Lin ; 
  • Kim, Ji-Wan ; 
  • Lee, Sang-Hyuk ; 
  • Kim, Seon-Dae ; 
  • Tien, Van Manh ; 
  • Shinde, Kiran Prakash ; 
  • Shim, Je-Ho ; 
  • Shin, Yooleemi ; 
  • Shin, Hee Jun ; 
  • Kim, Seongheun ; 
    • et al
  • 2019-09
  • Huang, Lin. (2019-09). Direct observation of terahertz emission from ultrafast spin dynamics in thick ferromagnetic films. doi: 10.1063/1.5087236
  • American Institute of Physics
  • View : 570
  • Download : 0
Article
Overcoming the limits of exchange bias effect in the magnetic thin films by introducing nanostructured internal interfaces
  • Jung, Min-Seung ; 
  • Kim, Tae-Hwan ; 
  • Im, Mi-Young ; 
  • Hong, Jung-Il
  • 2020-01
  • Jung, Min-Seung. (2020-01). Overcoming the limits of exchange bias effect in the magnetic thin films by introducing nanostructured internal interfaces. doi: 10.1016/j.jmmm.2019.165814
  • Elsevier BV
  • View : 652
  • Download : 0

Field-free control of exchange bias by spin Hall currents

Article
Field-free control of exchange bias by spin Hall currents
  • Kim, Hyun-Joong ; 
  • Je, Soong-Geun ; 
  • Jung, Dae-Han ; 
  • Lee, Ki-Suk ; 
  • Hong, Jung-Il
  • 2019-07
  • Kim, Hyun-Joong. (2019-07). Field-free control of exchange bias by spin Hall currents. Applied Physics Letters, 115(2). doi: 10.1063/1.5109967
  • American Institute of Physics
  • View : 666
  • Download : 30
Article
Controllable magnetic anisotropy of ferromagnet/antiferromagnet bilayers coupled with piezoelectric strain
  • 2019-06
  • Kim, Hyun-Joong. (2019-06). Controllable magnetic anisotropy of ferromagnet/antiferromagnet bilayers coupled with piezoelectric strain. Acta Materialia, 171, 170–175. doi: 10.1016/j.actamat.2019.04.015
  • Elsevier BV
  • View : 652
  • Download : 0

Accurate, hysteresis-free temperature sensor for health monitoring using a magnetic sensor and pristine polymer

Article
Accurate, hysteresis-free temperature sensor for health monitoring using a magnetic sensor and pristine polymer
  • 2019-03
  • Jeong, Wooseong. (2019-03). Accurate, hysteresis-free temperature sensor for health monitoring using a magnetic sensor and pristine polymer. RSC Advances, 9(14), 7885–7889. doi: 10.1039/C8RA10467K
  • Royal Society of Chemistry
  • View : 784
  • Download : 122

Dynamics of the Bloch point in an asymmetric permalloy disk

Article
Dynamics of the Bloch point in an asymmetric permalloy disk
  • Im, Mi‐Young ; 
  • Han, Hee-Sung ; 
  • Jung, Min Seung ; 
  • Yu, Young-Sang ; 
  • Lee, Sooseok ; 
  • Yoon, Seongsoo ; 
  • Chao, Weilun ; 
  • Fischer, Peter ; 
  • Hong, Jung-Il ; 
  • Lee, Ki-Suk
  • 2019-02
  • Im, Mi‐Young. (2019-02). Dynamics of the Bloch point in an asymmetric permalloy disk. Nature Communications, 10(1). doi: 10.1038/s41467-019-08327-6
  • Nature Publishing Group
  • View : 566
  • Download : 110

Bidirectional propagation of tilting domain walls in perpendicularly magnetized T shaped structure with the interfacial Dzyaloshinskii-Moriya interaction

Article
Bidirectional propagation of tilting domain walls in perpendicularly magnetized T shaped structure with the interfacial Dzyaloshinskii-Moriya interaction
  • 2018-12
  • Kwon, Jaesuk. (2018-12). Bidirectional propagation of tilting domain walls in perpendicularly magnetized T shaped structure with the interfacial Dzyaloshinskii-Moriya interaction. Scientific Reports, 8(1). doi: 10.1038/s41598-018-36523-9
  • Nature Publishing Group
  • View : 621
  • Download : 198
Article
Induced versus intrinsic magnetic moments in ultrafast magnetization dynamics
  • Hofherr, M. ; 
  • Moretti, S. ; 
  • Shim, J. ; 
  • Häuser, S. ; 
  • Safonova, N. Y. ; 
  • Stiehl, M. ; 
  • Ali, A. ; 
  • Sakshath, S. ; 
  • Kim, J. W. ; 
  • Kim, D. H. ; 
    • et al
  • 2018-11
  • Hofherr, M. (2018-11). Induced versus intrinsic magnetic moments in ultrafast magnetization dynamics. doi: 10.1103/PhysRevB.98.174419
  • American Physical Society
  • View : 722
  • Download : 0
Article
Memristive behavior of field-driven domain-wall motion in a width-modulated structure with multiple Hall crosses
  • 2018-11
  • Hwang, Hee-Kyeong. (2018-11). Memristive behavior of field-driven domain-wall motion in a width-modulated structure with multiple Hall crosses. doi: 10.1063/1.5042100
  • American Institute of Physics
  • View : 920
  • Download : 0
Article
Investigating spintronic and advanced functional materials using synchrotron x-rays
  • Choi, Jun Woo ; 
  • Chang, Seo Hyoung ; 
  • Hong, Jung-Il ; 
  • Lee, Dong Ryeol
  • 2018-11
  • Choi, Jun Woo. (2018-11). Investigating spintronic and advanced functional materials using synchrotron x-rays. Current Applied Physics, 18(11), 1171–1173. doi: 10.1016/j.cap.2018.09.003
  • Elsevier B.V.
  • View : 488
  • Download : 0
Article
Thermal stability and Young's modulus of mechanically exfoliated flexible mica
  • Jin, Da Woon ; 
  • Ko, Young Joon ; 
  • Kong, Dae Sol ; 
  • Kim, Hyun Ki ; 
  • Ha, Jae-Hyun ; 
  • Lee, Minbaek ; 
  • Hong, Jung-Il ; 
  • Jung, Jong Hoon
  • 2018-12
  • Jin, Da Woon. (2018-12). Thermal stability and Young's modulus of mechanically exfoliated flexible mica. Current Applied Physics, 18(12), 1486–1491. doi: 10.1016/j.cap.2018.09.002
  • Elsevier B.V.
  • View : 693
  • Download : 0
Article
Electric current control of creation and annihilation of sub-100 nm magnetic bubbles examined by full-field transmission soft X-ray microscopy
  • Je, Soong-Geun ; 
  • Jung, Min Seung ; 
  • Im, Mi‐Young ; 
  • Hong, Jung Il
  • 2018-11
  • Je, Soong-Geun. (2018-11). Electric current control of creation and annihilation of sub-100 nm magnetic bubbles examined by full-field transmission soft X-ray microscopy. Current Applied Physics, 18(11), 1201–1204. doi: 10.1016/j.cap.2018.06.004
  • 한국물리학회
  • View : 640
  • Download : 0
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