2026
Gunn-Hee Han, Woo Young Shim, Kitae Kim, Soobin Jeon, Yohan Mok, Duck-Ho Kim, Ji-Sung Yu, Taeheon Kim, Kyoung-Whan Kim, Sug-Bong Choe, and Dae-Yun Kim
Scientific Reports (accepted)
"Classification of chiral domain-wall dynamics through symmetry analysis"
Jaesung Yoon, Jisung Lee, Minhwan Kim, Seong-Hyub Lee, Kyoung-Whan Kim, Yeon Suk Choi, Seung-Young Park, Duck-Ho Kim, and Sug-Bong Choe
Commun. Phys. (accepted)
"Signature of Rashba–Edelstein–Mediated Charge-to-Spin Conversion at Low-Dimensional Ferromagnetic Interface"
Ji-Sung Yu, Seong-Hyub Lee, Minhwan Kim Dae-Yun Kim, Gunn-Hee Han, Wooyoung Shim, Jiho Shin, Yohan Mok, Jaehun Cho, Duck-Ho Kim, and Sug-Bong Choe
Adv. Electron. Mater. e70537 (accepted)
"Probing of Single-Interface Dzyaloshinskii-Moriya Interaction"
Jiho Shin and Sug-Bong Choe
Applied Physics Letters (accepted)
"Direct Observation and Modeling of the Plateau State in Sub-Nanosecond Spin-Orbit Torque Switching"
2025
Kitae Kim, Woo Young Shim, Atsushi Okada, UngHwan Pi, Kwangseok Kim, and Sug-Bong Choe
Applied Physics Letters 127, 212402 (2025)
"Suppression of stochasticity in high-speed domain-wall motion of synthetic antiferromagnets"
Dae-Yun Kim, Hu Fanrui, Sung-Hyup Lee, Hyunsoo Yang, and Sug-Bong Choe
Scientific Reports 15, 12741 (2025)
"Analytical and empirical correlation between magnetic domain wall creep behavior and fundamental magnetic properties"
Jaesung Yoon, Minhwan Kim, Seong-Hyub Lee, Jung-Hyun Park, Kyoung-Whan Kim, Dae-Yun Kim, Duck-Ho Kim, Sug-Bong Choe
Nano Lett. 25 , 5097 (2025)
"Intrinsic and Extrinsic Unity for Chiral-Spin Alignment and Charge-to-Spin Conversion Induced by the Rashba–Edelstein Effect"
Kitae Kim, Woo Young Shim, and Sug-Bong Choe
NPG Asia Mater. 17 , 16 (2025)
"Huge self-spin swapping effect with asymmetric spin-sink structures"
2024
Dae-Yun Kim, Qurat ul Ain, Yune-Seok Nam, Ji-Sung Yu, Seong-Hyub Lee, Jun-Young Chang, Kitae Kim, Woo-Young Shim, Duck-Ho Kim, Soong-Geun Je, Byoung-Chul Min, Sonny H. Rhim, Sug-Bong Choe
Adv. Sci. 11 , 2309467 (2024)
"Sign Reversal of Spin-Transfer Torques"
Yong-Keun Park, Minhwan Kim, Joo-Sung Kim, Yune-Seok Nam, Ji-Sung Yu, Jung-Hyun Park, Jaesung Yoon, Duck-Ho Kim, Sug-Bong Choe, and Byoung-Chul Min
Phys. Rev. Materials 8, 044405 (2024)
"Simultaneous achievement of energy-efficient operation and high thermal stability of magnetic devices by enhancement of Dzyaloshinskii-Moriya interaction and magnetic anisotropy energy"
Myeonghoe Kim, Seong-Hyub Lee, Minhwan Kim, Dong-Hyun Kim, and Sug-Bong Choe
Appl. Phys. Lett. 124, 112405 (2024)
"Abrupt increase of stochastic behavior in domain-wall motion near depinning field"
Jun-Young Chang, Yun-Chae Jeong, Ah-Yeon Lee, Yeon Suk Choi, Seung-Young Park, Byoung-Chul Min, Soong-Geun Je, Sug-Bong Choe, Duck-Ho Kim
Appl. Phys. Lett. 124, 042404 (2024)
"Determination method for magnetic momentum compensation temperature of ferrimagnets by extrapolating from narrow temperature range"
2023
Kim, Dae-Yun Kim, Duck-Ho Kim, and Sug-Bong Choe
한국자기학회지 33, 175-183 (2023)
"전기 수송과 광학적 기술을 이용한 자구벽 동역학 측정법"
Seong-Hyub Lee, Myeonghoe Kim, Hyun Seok Whang, Yune-Seok Nam, Jung-Hyun Park, Kitae Kim, Minhwan Kim, Jiho Shin, Ji-Sung Yu, Jaesung Yoon, Jun-Young Chang, Duck-Ho Kim, and Sug-Bong Choe
Nat. Commun. 14, 7648 (2023)
"Position error-free control of magnetic domain-wall devices via spin-orbit torque modulation"
Ji-Sung Yu, Seong-Hyub Lee, Minhwan Kim, Jiho Shin, Wooyoung Shim, and Sug-Bong Choe
J. Magnetics 28, 227-229 (2023)
"Thickness Dependence of Creep-Scaling behavior in Pt/Co Single Interface Films"
Kitae Kim, Seong-Hyub Lee, Yooleemi Shin, Ji-Wan Kim, Jung-Hyun Park, Jun-Young Chang, and Sug-Bong Choe
Appl. Phys. Express 16, 033001 (2023)
"Experimental verification of the Thiele equation for skyrmion Hall angle"
2022
Seyoung Jeon, Seong-Hyub Lee, and Sug-Bong Choe
Curr. Appl. Phys. 44, 29-32 (2022)
"Energy landscape study by telegraph noise of domain wall motion"
Ji-Sung Yu, Dae-Yun Kim, Joon Moon, Seong-Hyub Lee, Jun-Young Chang, Duck-Ho Kim, Byoung-Chul Min, and Sug-Bong Choe
Appl. Phys. Lett. 121, 172403 (2022)
"Chirality-dependent roughness of magnetic domain walls"
Yune-Seok Nam, Dae-Yun Kim, Yong-Keun Park, Ji-Sung Yu, Seong-Hyub Lee, Duck-Ho Kim, Byoung-Chul Min, and Sug-Bong Choe
Appl. Phys. Lett. 121, 072403 (2022)
"Exchange-stiffness measurement scheme based on domain-wall chirality transition"
Jaesung Yoon, Seong-Hyub Lee, Minhwan Kim, Duck-Ho Kim, and Sug-Bong Choe
J. Appl. Phys. 132, 223903 (2022)
"Measurement technique of magnetic anisotropy field on patterned magnetic structures"
Myeonghoe Kim, Seong-Hyub Lee, Minhwan Kim, Kitae Kim, Jaesung Yoon, Jung-Hyun Park, and Sug-Bong Choe
J. Magn. Magn. Mater. 563, 169857 (2022)
"Experimental verification of domain-wall tilting induced by Dzyaloshinskii Moriya interaction in current-driven domain-wall motion"
Seong-Hyub Lee, Yune-Seok Nam, Myeonghoe Kim, Minhwan Kim, and Sug-Bong Choe
Curr. Appl. Phys. 41, 178-182 (2022)
"Empirical relation between the Hall voltage and domain wall position in a Hall bar geometry"
Joon Moon, Jaesung Yoon, Kitae Kim, Seong-Hyub Lee, Dae-Yun Kim, and Sug-Bong Choe
Scientific Reports 12, 2307 (2022)
"Multiple Walker breakdowns in magnetic multilayers"
2021
Joon Moon, Seong-Hyub Lee, Kitae Kim, Jung-Hyun Park, Jun-Young Chang, Ji-Sung Yu, and Sug-Bong Choe
Journal of the Korean Magnetics Society 31, 225-228 (2021)
"Method to Check Sample Reproducibility by Measuring Magnetic Domain Wall Motion in Perpendicular Magnetic Anisotropy Thin Films"
Jinyong Jung, Jaehun Cho, Hyeok-Cheol Choi, Kwanghyun Lee, Chun-Yeol You, Sug-Bong Choe, and June-Seo Kim
Appl. Phys. Lett. 118, 262408 (2021)
"Modulations of interfacial magnetic properties using structurally inverted magnetic tri-layer systems: toward skyrmion formation"
Lin Huang, Sang-Hyuk Lee, Nam-Hui Kim, Dae-Yun Kim, June-Seo Kim, Chun-Yeol You, Sug-Bong Choe, and Dong-Hyun Kim
J. Magnetics 26, 1-6 (2021)
"Tunable Domain Wall Chirality by Changing Co/Pt Multilayer Repeat Numbers"
Tomoe Nishimura, Dae-Yun Kim, Duck-Ho Kim, Yune-Seok Nam, Yong-Keun Park, Nam-Hui Kim, Yoichi Shiota, Chun-Yeol You, Byoung-Chul Min, Sug-Bong Choe, and Teruo Ono
Phys. Rev. B 103, 104409 (2021)
"Interfacial Dzyaloshinskii-Moriya interaction and dampinglike spin-orbit torque in [Co/Gd/Pt](N) magnetic multilayers"
2020
Duck-Ho Kim, Dong-Hyun Kim, Dae-Yun Kim, Sug-Bong Choe, Teruo Ono, Kyung-Jin Lee, and Se Kwon Kim
Phys. Rev. B 102, 184430 (2020)
"Magnetic soliton rectifier via phase synchronization"
Hyun-Seok Whang and Sug-Bong Choe
Sci. Rep. 10, 11977 (2020)
"Spin-Hall-effect-modulation skyrmion oscillator"
Yong-Keun Park, Joo-Sung Kim, Yune-Seok Nam, Seyoung Jeon, Jung-Hyun Park, Kyoung-Whan Kim, Hyun-Woo Lee, Byoung-Chul Min, and Sug-Bong Choe
NPG Asia Mater. 12, 38 (2020)
"Interfacial atomic layers for full emergence of interfacial Dzyaloshinskii-Moriya interaction"
2019
Dae-Yun Kim, Nam-Hui Kim, Yong-Keun Park, Min-Ho Park, Joo-Sung Kim, Yune-Seok Nam, Jinyong Jung, Jaehun Cho, Duck-Ho Kim, June-Seo Kim, Byoung-Chul Min, Sug-Bong Choe, and Chun-Yeol You
Phys. Rev. B 100, 224419 (2019)
"Quantitative accordance of Dzyaloshinskii-Moriya interaction between domain-wall and spin-wave dynamics"
Joo-Sung Kim, Yong-Keun Park, Hyun-Seok Whang, Jung-Hyun Park, Byoung-Chul Min, and Sug-Bong Choe
Appl. Phys. Lett. 114, 182402 (2019)
"Artifact-free optical spin-orbit torque magnetometry"
Duck-Ho Kim, Mitsutaka Haruta, Hye-Won Ko, Gyungchoon Go, Hyeon-Jong Park, Tomoe Nishimura, Dae-Yun Kim, Takaya Okuno, Yuushou Hirata, Yasuhiro Futakawa, Hiroki Yoshikawa, Wooseung Ham, Sanghoon Kim, Hiroki Kurata, Arata Tsukamoto, Yoichi Shiota, Takahiro Moriyama, Sug-Bong Choe, Kyung-Jin Lee, and Teruo Ono
Nat. Mater. 18, 685-690 (2019)
"Bulk Dzyaloshinskii-Moriya interaction in amorphous ferrimagnetic alloys"
Duck-Ho Kim, Dae-Yun Kim, Sang-Cheol Yoo, Byoung-Chul Min, and Sug-Bong Choe
Phys. Rev. B 99, 134401 (2019)
"Universality of Dzyaloshinskii-Moriya interaction effect over domain-wall creep and flow regimes"
Yuushou Hirata, Duck-Ho Kim, Se Kwon Kim, Dong-Kyu Lee, Se-Hyeok Oh, Dae-Yun Kim, Tomoe Nishimura, Takaya Okuno, Yasuhiro Futakawa, Hiroki Yoshikawa, Arata Tsukamoto, Yaroslav Tserkovnyak, Yoichi Shiota, Takahiro Moriyama, Sug-Bong Choe, Kyung-Jin Lee, and Teruo Ono
Nat. Nanotechnol. 14, 232-236 (2019)
"Vanishing skyrmion Hall effect at the angular momentum compensation temperature of a ferrimagnet"
2018
Yong-Keun Park, Dae-Yun Kim, Joo-Sung Kim, Yune-Seok Nam, Min-Ho Park, Hyeok-Cheol Choi, Byoung-Chul Min, and Sug-Bong Choe
NPG Asia Mater. 10, 995-1001 (2018)
"Experimental observation of the correlation between the interfacial Dzyaloshinskii-Moriya interaction and work function in metallic magnetic trilayers"
Sug-Bong Choe and Chun-Yeol You
J. Korean Phys. Soc. 73, 238-241 (2018)
"Experimental Determination Schemes of Dzyaloshinskii-Moriya Interaction"
Yuushou Hirata, Duck-Ho Kim, Takaya Okuno, Tomoe Nishimura, Dae-Yun Kim, Yasuhiro Futakawa, Hiroki Yoshikawa, Arata Tsukamoto, Kab-Jin Kim, Sug-Bong Choe, and Teruo Ono
Phys. Rev. B 97, 220403 (2018)
"Correlation between compensation temperatures of magnetization and angular momentum in GdFeCo ferrimagnets"
Yune-Seok Nam, Dae-Yun Kim, Min-Ho Park, Yong-Keun Park, Joo-Sung Kim, Duck-Ho Kim, Byoung-Chul Min, and Sug-Bong Choe
Appl. Phys. Lett. 112, 172401 (2018)
"Distinct stochasticities between ferromagnetic domain-wall motions driven by magnetic field and electric current"
김상훈, 김덕호, 김준서, 문경웅, 이기석, 최석봉, 김갑진
한국자기학회지 28, 75-91 (2018)
"Basic Principles and Recent Progress of Magnetization Dynamics"
Dae-Yun Kim, Min-Ho Park, Yong-Keun Park, Joo-Sung Kim, Yoon-Seok Nam, Hyun-Seok Hwang, Duck-Ho Kim, Soong-Geun Je, Byoung-Chul Min, and Sug-Bong Choe
Phys. Rev. B 97, 134407 (2018)
"Magnetic domain-wall tilting due to domain-wall speed asymmetry"
Hyun-Seok Whang and Sug-Bong Choe
Appl. Phys. Express 11 (2018)
"Analytic formula for depinning current of magnetic domain walls driven by spin-orbit torques from artificial notches"
Dae-Yun Kim, Min-Ho Park, Yong-Keun Park, Ji-Sung Yu, Joo-Sung Kim, Duck-Ho Kim, Byoung-Chul Min, and Sug-Bong Choe
Appl. Phys. Lett. 112, 062406 (2018)
"Huge domain-wall speed variation with respect to ferromagnetic layer thickness in ferromagnetic Pt/Co/TiO2/Pt films"
Soong-Geun Je, Juan-Carlos Rojas-Sanchez, Thai Ha Pham, Pierre Vallobra, Gregory Malinowski, Daniel Lacour, Thibaud Fache, Marie-Claire Cyrille, Dae-Yun Kim, Sug-Bong Choe, Mohamed Belmeguenai, Michel Hehn, Stephane Mangin, Gilles Gaudin, and Olivier Boulle
Appl. Phys. Lett. 112, 062401 (2018)
"Spin-orbit torque-induced switching in ferrimagnetic alloys: experiments and modeling"
Dae-Yun Kim, Min-Ho Park, Yong-Keun Park, Joo-Sung Kim, Yune-Seok Nam, Hyeok-Cheol Choi, Duck-Ho Kim, Soong-Geun Je, Byoung-Chul Min, and Sug-Bong Choe
NPG Asia Mater. 10, e464 (2018)
"Chirality-induced antisymmety in domain-wall speed"
Joo-Sung Kim, Yune-Seok Nam, Dae-Yun Kim, Yong-Keun Park, Min-Ho Park, and Sug-Bong Choe
AIP Adv. 8, 056009 (2018)
"Comparison between spin-orbit torques measured by domain-wall motions and harmonic measurements"
2017
Duck-Ho Kim, Kyoung-Woong Moon, Sang-Cheol Yoo, Dae-Yun Kim, Byoung-Chul Min, and Sug-Bong Choe
Sci. Rep. 7, 3660 (2017)
"Optimal angle of magnetic field for magnetic bubblecade motion"
Soong-Geun Je, Sang-Cheol Yoo, Joo-Sung Kim, Yong-Keun Park, Min-Ho Park, Joon Moon, Byoung-Chul Min, and Sug-Bong Choe
Phys. Rev. Lett. 118, 167205 (2017)
"Emergence of Huge Negative Spin-Transfer Torque in Atomically Thin Co Layers"
Duck-Ho Kim, Sang-Cheol Yoo, Dae-Yun Kim, Byoung-Chul Min, and Sug-Bong Choe
Sci. Rep. 7, 45498 (2017)
"Wide-range probing of Dzyaloshinskii-Moriya interaction"
Kyoung-Woong Moon, Duck-Ho Kim, Chang-Soo Kim, Dae-Yun Kim, Sug-Bong Choe, and Chan-Yong Hwang
J. Phys. D 50, 125003 (2017)
"Domain-wall motion driven by an oscillating magnetic field"
2016
Dae-Yun Kim, Duck-Ho Kim, and Sug-Bong Choe
Appl. Phys. Express 9, 053001 (2016)
"Intrinsic asymmetry in chiral domain walls due to the Dzyaloshinskii-Moriya interaction"
Kyoung-Woong Moon, Duck-Ho Kim, Soong-Geun Je, Byong Sun Chun, Wondong Kim, Z.Q. Qiu, Sug-Bong Choe, and Chanyong Hwang
Sci. Rep. 6, 20360 (2016)
"Skyrmion motion driven by oscillating magnetic field"
2015
Dae-Yun Kim, Duck-Ho Kim, Joon Moon, and Sug-Bong Choe
Appl. Phys. Lett. 106, 262403 (2015)
"Determination of magnetic domain-wall types using Dzyaloshinskii-Moriya-interaction-induced domain patterns"
Sang-Jun Yun, Cheong-Gu Cho, and Sug-Bong Choe
Appl. Phys. Express 8, 063009 (2015)
"Simultaneous excitation of two different spinwave modes by optical ultrafast demagnetization"
Junyeon Kim, Soong-Geun Je, and Sug-Bong Choe
Appl. Phys. Express 8, 063001 (2015)
"Universality of stochasticity in magnetic domain-wall motion"
Hyun-Seok Whang, Sang-Jun Yun, Joon Moon, and Sug-Bong Choe
한국자기학회지 20, 8-10 (2015)
"Optical Measurement of Magnetic Anisotropy Field in Nanostructured ferromagnetic Thin Films"
Kyoung-Woong Moon, Duck-Ho Kim, Sang-Cheol Yoo, Soong-Geun Je, Byong Sun Chun, Wondong Kim, Byoung-Chul Min, Chanyong Hwang, and Sug-Bong Choe
Sci. Rep. 5, 9166 (2015)
"Magnetic bubblecade memory based on chiral domain walls"
Sang-Jun Yun, Joon Moon, Hyun-Seok Whang, and Sug-Bong Choe
한국자기학회지 25, 1-3 (2015)
"Optical measurement and analysis technique for spin-orbit torques"
2014
Sang-Jun Yun, Sang-Cheol Yoo, Sug-Bong Choe, and Byoung-Chul Min
J. Korean Phys. Soc. 65, 1607-1610 (2014)
"Determination of the Energy Barrier and Spin Torque Efficiency Based on Telegraph Noise"
Cheong-Gu Cho, Joon Moon, Joo-Sung Kim, Sug-Bong Choe, Cheol-Hyun Moon, Byoung-Chul Min, Sang-Il Kim, and Seung-Young Park
J. Korean Phys. Soc. 65, 1161-1613 (2014)
"Optimization of the Gilbert damping constant by annealing CoFeB films sandwiched by Ta, Ru, and Pd layers"
Duck-Ho Kim, Sang-Cheol Yoo, Dae-Yun Kim, Kyoung-Woong Moon, Soong-Geun Je, Cheong-Gu Cho, Byoung-Chul Min, and Sug-Bong Choe
Appl. Phys. Lett. 104, 142410 (2014)
"Maximizing domain-wall speed via magnetic anisotropy adjustment in Pt/Co/Pt films"
2013
Soong-Geun Je, Duck-Ho Kim, Sang-Cheol Yoo, Byoung-Chul Min, Kyung-Jin Lee, and Sug-Bong Choe
Phys. Rev. B 88, 214401 (2013)
"Asymmetric magnetic domain-wall motion by the Dzyaloshinskii-Moriya interaction"
Sang-Cheol Yoo, Kyoung-Woong Moon, and Sug-Bong Choe
J. Magn. Magn. Mater. 343, 234-238 (2013)
"Analytic description of domain-wall deformation caused by the Oersted field in current-driven domain-wall motion"
Duck-Ho Kim, Kyoung-Woong Moon, Sang-Cheol Yoo, Byoung-Chul Min, Kyung-Ho Shin, and Sug-Bong Choe
IEEE Trans. Magn. 49, 3207 (2013)
"A Method for Compensating the Joule-Heating Effects in Current-Induced Domain Wall Motion"
Kyoung-Woong Moon, Duck-Ho Kim, Sang-Cheol Yoo, Cheong-Gu Cho, Sungmin Hwang, Byungnam Kahng, Byoung-Chul Min, Kyung-Ho Shin, and Sug-Bong Choe
Phys. Rev. Lett. 110, 107203 (2013)
"Distinct Universality Classes of Domain Wall Roughness in Two-Dimensional Pt/Co/Pt Films"
Kab-Jin Kim, Jae-Chul Lee, Kyung-Ho Shin, Hyun-Woo Lee, and Sug-Bong Choe
Curr. Appl. Phys. 13, 228-236 (2013)
"Universal Classes of Magnetic-Field- and Electric-Current-Induced Magnetic Domain-Wall Dynamics in One and Two Dimensional Regimes"
2012
Soong-Geun Je , Jae-Chul Lee , Kab-Jin Kim , Byoung-Chul Min , Kyung-Ho Shin , and Sug-Bong Choe
J. Magnetics 17(4), 242 (2012).
"Width-Dependent Transition of Magnetic Domain Configuration in Nanostructured CoFe/Pt Multilayered Nanowires"
Kab-Jin Kim, D. Chiba, K. Kobayashi, S. Fukami, M. Yamanouchi, H. Ohno, Soong-Geon Je, Sug-Bong Choe, and T. Ono
Appl. Phys. Lett. 101(2), 022407 (2012).
"Observation of magnetic domain-wall dynamics transition in Co/Nimultilayered nanowires"
Seungha Yoon, Youngman Jang, Kab-Jin Kim, Kyoung-Woong Moon, Jaegwan Kim, Chunghee Nam, Sug-Bong Choe, and B. K. Cho
J. Appl. Phys. 111(7), 07B910 (2012).
"Field and current induced asymmetric domain wall motion in a giant magnetoresistance spin-valve stripe with a circular ring"
Sung-Min Ahn, Kyoung-Woong Moon, Dong-Hyun Kim, and Sug-Bong Choe
J. Appl. Phys. 111(7), 07D309 (2012).
"Geometric dependence of static and kinetic pinning of domain walls on ferromagnetic nanowires"
2011
Sang-Jun Yun, Jae-Chul Lee, Kyung-Ho Shin, Sug-Bong Choe
한국자기학회지 21(6), 204-207 (2011).
"Precessional motion of ferromagnetic Pt/Co/Pt thin film with perpendicular magnetic anisotropy"
Jisu Ryu, Sug-Bong Choe, Hyun-Woo Lee
Phys. Rev. B 84(7), 075469 (2011).
"Magnetic domain wall motion in a nanowire: depinning and creep"
Sung-Min Ahn, Kyoung-Woong Moon, Cheong-Gu Cho, Sug-Bong Choe
J. Nanosci. Nanotechnol. 11(7), 6476-6478 (2011).
"Control of Domain-Wall Injection Field with Different Nucleation Pad Geometry"
Sung-Min Ahn, Kyoung-Woong Moon, Sug-Bong Choe
J. Nanosci. Nanotechnol. 11(7), 6472-6475 (2011)
"Oscillatory Reduction of Domain Wall Depinning Field by Transverse Magnetic Field in Ferromagnetic Permalloy Nanowires"
Jae-Chul Lee, Kab-Jin Kim,Jisu Ryu, Kyoung-Woong Moon, Sang-Jun Yun, Gi-Hong Gim, Kang-Soo Lee,Kyung-Ho Shin, Hyun-Woo Lee and Sug-Bong Choe
Phys. Rev. Lett. 107(6), 067201 (2011)
"Universality Classes of Magnetic DomainWall Motion"
Kab-Jin Kim, Sang-Jun Yun and Sug-Bong Choe
IEEE Trans. Magn. 47(10), 2433-2435 (2011)
"Novel method for reducing operation current density in magnetic domain wall motion by use of curved wedge nanowire"
Kab-Jin Kim, Jisu Ryu,, Gi-Hong Gim, Jae-Chul Lee, Kyung-Ho Shin, Hyun-Woo Lee and Sug-Bong Choe
Phys. Rev. Lett. 107(21), 217205 (2011)
"Electric current effect on energy barrier of magnetic domain wall depinning: Origin of quadratic contribution"
Hong-Guang Piao, Dede Djuhana, J.-H. Shim, Sang-Hyuk Lee, S.-C. Yu, S. K. Oh, Sung-Min Ahn, Sug-Bong Choe, Dong-Hyun Kim
J. Nanosci. Nanotechnol. 11(7), 6122-6125 (2011).
"Translational Positioning of a Magnetic Domain Wall in Ferromagnetic Nanowires Using a Stray Field Filter"
Kyoung-Woong Moon, Jae-Chul Lee ,Kungwon Rhie, Kyung-Ho Shin and Sug-Bong Choe
IEEE Trans. Magn. 47(10), 2508-2510 (2011)
"Detection of local Oersted field generated at the junction between ferromagnetic nanowire and electrode"
Kyoung-Woong Moon, Jae-Chul Lee, Soong-Geun Je, Kang-Soo Lee, Kyung-Ho Shin, and Sug-Bong Choe
Appl. Phys. Express 4, 043004 (2011)
"Long-Range Domain Wall Tension in Pt/Co/Pt Films with Perpendicular Magnetic Anisotropy"
Sung-Min Ahn, Kyoung-Woong Moon, Cheong-Gu Cho and Sug-Bong Choe
Nanotechnology 22, 085201 (2011)
"Control of domain wall pinning in ferromagnetic nanowires by magnetic stray fields"
Kab-Jin Kim, Kyoung-Woong Moon, Kang-Soo Lee and Sug-Bong Choe
Nanotechnology 22, 025702 (2011)
"Control of magnetic domain-wall polarization by means of angled Oersted field writing"
2010
Kang-Soo Lee, Dong-Hyun Kim, Sug-Bong Choe
J. Magnetics 15(3), (2010)
"Fractal Dimension of Magnetic Domain Walls in CoFe/Pt Multilayers"
Jae-Chul Lee, Kang-Soo Lee, Cheong-Gu Cho, Kyoung-Woong Moon, Kyung-Ho Shin, and Sug-Bong Choe
IEEE Trnas. Magn. 46, 2009-2011 (2010)
"Domain Patterns and Magnetization Reversal Behaviors in Oxide/Co/Pt Films"
Dede Djuhana, Hong-Guang Piao, Sang-Hyuk Lee, Dong-Hyun Kim, Sung-Min Ahn, and Sug-Bong Choe
Appl. Phys. Lett. 97, 022511 (2010)
"Asymmetric ground state spin configuration of transverse domain wall on symmetrically notched ferromagnetic nanowires"
Kab-Jin Kim, Jae-Chel Lee, Sang-Jun Yun, Gi-Hong Gim, Kang-Soo Lee, Sub-Bong Choe, and Kyung-Ho Shin
Appl. Phys. Express 3, 083001 (2010)
"Electric Control of Multiple Domain Walls in Pt/Co/Pt Nanotracks with Perpendicular Magnetic Anisotropy"
2009
Kyoung-Woong Moon, Jae-Chul Lee, Sug-Bong Choe, and Kyung-Ho Shin
Rev. Sci. Instrum. 80, 113904 (2009)
"Determination of perpendicular magnetic anisotropy in ultrathin ferromagnetic films by extraordinary Hall voltage measurement"
Sung-Min Ahn, Kyoung-Woong Moon, Dong-Hyun Kim, and Sug-Bong Choe
Appl. Phys. Lett. 95, 152506 (2009)
"Detection of the static and kinetic pinning of domain walls in ferromagnetic nanowires"
Kab-Jin Kim, Gi-Hong Gim, Jae-Chul Lee, Sung-Min Ahn, Kang-Soo Lee, Young Jin Cho, Chang-Won Lee, Sunae Seo, Kyung-Ho Shin, and Sug-Bong Choe
IEEE Trans. Magn. 45(10), 4056-4058 (2009)
"Depinning Field at Notches of Ferromagnetic Nanowires with Perpendicular Magnetic Anisotropy"
Junyeon Kim, Kab-Jin Kim, and Sug-Bong Choe
IEEE Trans. Magn. 45(10), 3909-3911 (2009)
"Temperature Dependence of Domain-Wall Creep in Pt/CoFe/Pt Films"
Kab-Jin Kim, Jae-Chul Lee, Young Jin Cho, Chang-Won Lee, Kyung-Ho Shin, Sunae Seo, Kyung-Jin Lee, Hyun-Woo Lee, and Sug-Bong Choe
IEEE Trans. Magn. 45(10), 3773-3775 (2009)
"Current-Induced Domain-Wall Motion in [CoFe/Pt]5 Nanowire with Perpendicular Magnetic Anisotropy"
Jae-Chul Lee, Kab-Jin Kim, Chang-Won Lee, Young Jin Cho, Sunae Seo, Chun-Yeol Youl, Kyng-Ho Shin, and Sug-Bong Choe
IEEE Trans. Magn. 45(10), 3543-3545 (2009)
"Superparamagnetic Behavior of Pt/CoFe/Pt Nanowires with Decreasing Wire Width"
Kab-Jin Kim, Jae-Chul Lee, and Sug-Bong Choe
J. Magnetics 14(3), 101-103 (2009)
"Current-Driven Domain-Wall Depinning in Pt/Co/Pt Nanowires with Perpendicular Magnetic Anisotropy"
Kyoung-Woong Moon, Jae-Chul Lee, Sug-Bong Choe, and Kyung-Ho Shin
Curr. Appl. Phys. 9(6), 1293 (2009)
"Experimental Determination Technique for Magnetic Anisotropy of Individual Nanostructures"
Kang-soo Lee, Chang-won Lee, Young-jin Cho, Sunae Seo, Dong-Hyun Kim, Sug-Bong Choe
IEEE Trans. Magn. 45(6), 2548 (2009)
"Roughness Exponent of Domain Interface in CoFe/Pt Multilayer Film"
Kyoung-Woong Moon, Jae-Chul Lee, Myung-Hwa Jung, Kyung-Ho Shin, and Sug-Bong Choe
IEEE Trans. Magn. 45(6), 2485 (2009)
"Incoherent domain configuration along wire width in Permalloy nanowires"
Junyeon Kim, Myung-Hwa Jung, and Sug-Bong Choe
IEEE Trans. Magn. 45(6), 2481 (2009)
"Stability of Magnetic Domains with Notches in Permalloy Nanowires"
Kab-Jin Kim, Jae-Chul Lee, Sung-Min Ahn, Kang-Soo Lee, Chang-Won Lee, Young Jin Cho, Sunae Seo, Kyung-Ho Shin, Sug-Bong Choe & Hyun-Woo Lee
Nature 458, 740-742 (2009)
"Interdimensional Universality of Dynamic Interfaces"
Kab-Jin Kim and Sug-Bong Choe
J. Magn. Magn. Mater. 321, 2197-2199 (2009)
"Analytic Theory of Wall Configuration and Depinning Mechanism in Magnetic Nanostructure with Perpendicular Magnetic Anisotropy"
Sung–Min Ahn and Sug–Bong Choe
IEEE Trans. Magn. 45(6), 2478 (2009)
"Kinetic and Static Domain-Walls at Notches on Ferromagnetic Nanowires"
2008
Kab-Jin Kim, Chun-Yeol You, and Sug-Bong Choe
J. Magnetics 13, 136-139 (2008)
"Numerical Formula of Depinning Field from Notches in Ferromagnetic Permalloy Nanowire"
S. O. Kim, W. J. Kim, T. D. Lee, K.-J. Kim, S.-B. Choe, Y. M. Jang, S. H. Yoon, B. K. Cho
IEEE Trans. Magn. 44, 2531 (2008)
"Experimental study of thermally activated magnetization reversal with a spin-transfer torque in a nanowire"
Junyeon Kim, Sug-Bong Choe
J. Kor. Magn. Soc. 18, 127-130 (2008)
"Derivation and numerical verification of harmonic oscillatory description of ferromagnetic vortex motion"
Jungbum Yoon, Jae-Chul Lee, Chun-Yeol You, Sug-Bong Choe, Kyong-Ho Shin, and Myung-Hwa Jung
IEEE Trans. Magn. 44, 2527 (2008)
"Current- and Field-driven Domain Wall Motion in L- and C-shaped Permalloy Nanowires with different wire widths"
Kab-Jin Kim, Jae-Chul Lee, Sug-Bong Choe, Kyung-Ho Shin
Appl. Phys. Lett. 92, 192509 (2008)
"Joule heating in ferromagnetic nanowires: Prediction and observation"
Sug-Bong Choe
J. Magn. Magn. Mater. 320, 1112 (2008)
"Unique Depinning Fields at Symmetric Double Notches in a Ferromagnetic Permalloy Nanowire"
Sug-Bong Choe
Appl. Phys. Lett. 92, 062506 (2008)
"Spin Reorientation Transition of Ferromagnetic Nanowires Having Perpendicular Magnetic Anisotropy"
2007
Sug-Bong Choe
Physica Status Solidi C 4, 4433 (2007)
"Depinning field from notches on Co/Pd multilayer nanowires with perpendicular magnetic anisotropy"
Junyeon Kim, Sug-Bong Choe
J. Magnetics 12, 113-117 (2007)
"Simple harmonic oscillation of ferromagnetic vortex core"
Ryu, Kwang-Su; Choe, Sug-Bong; Lee, Kyeong-Dong; Shin, Sung-Chul
J. Appl. Phys. 102, 053908 (2007)
"Field dependence of the activation volumes in Co/Pd multilayered films"
Jae-Chul Lee, Chun-Yeol You, Sug-Bong Choe, Kyung-Jin Lee, Kyung-Ho Shin
J. Appl. Phys. 101, 09A512 (2007)
"Current-Induced Magnetic Switching in Nanopillar Spin-Valve Systems with Double Free-Layers"
Kwang-Su Ryu, Kyeong-Dong Lee, Sung-Chul Shin, Sug-Bong Choe
J. Appl. Phys. 101, 09C107 (2007)
"Thermally activated magnetization reversal behavior of uniaxial ferromagnetic thin films in the microsecond to second time regime"
S.-C. Shin, K.-S. Ryu, D.-H. Kim, S.-B. Choe and H. Akinaga
J. Magn. Magn. Mater. 310, 2599-2603 (2007)
"Power-law scaling behavior in Barkhausen avalanches of ferromagnetic thin films"
2006
J.Y. Jo, D. J. Kim, Y. S. Kim, S.-B. Choe, T. K. Song, J.-G. Yoon, T.W. Noh
Phys. Rev. Lett. 97, 247602 (2006)
"Polarization Switching Dynamics Governed by the Thermodynamic Nucleation Process in Ultrathin Ferroelectric Films"
J. C. Lee, M. G. Chun, W. H. Park, C.-Y. You, S.-B. Choe, W. Y. Yung, K. Y. Kim
J. Appl. Phys. 99, 08G517 (2006)
"Stability enhancement of nanopillar structure for spin transfer magnetization switching using IrMn buffer layer"
Sug-Bong Choe, Dong-Hyun Kim, Kwang-Su Ryu, Hae-Seung Lee, and Sung-Chul Shin
J. Appl. Phys. 99, 103902 (2006)
"Direct observation of Barkhausen effect in strip-patterned ferromagnetic Co/Pd multilayer films"
Dong-Hyun Kim, Peter Fischer, Weilun Chao, Erik Anderson, Mi-Young Im, Sung-Chul Shin, Sug-Bong Choe
J. Appl. Phys. 99, 08H303 (2006)
"Magnetic soft x-ray microscopy at 15 nm resolution probing nanoscale local magnetic hysteresis"
2005
K. S. Buchanan, K. Yu. Guslienko, S.-B. Choe, A. Doran, A. Scholl, S. D. Bader, and V. Novosad
J. Appl. Phys. 97, 10H503 (2005)
"Magnetization reversal in patterned double-vortex structures"
2004
Sug-Bong Choe and Sung-Chul Shin
Phys. Rev. B 70, 014412 (2004)
"Analytic description of the magnetization-reversal phase diagram in thin films with uniaxial perpendicular magnetic anisotropy"
Kwang-Su Ryu, Kyeong-Dong Lee, Sug-Bong Choe, and Sung-Chul Shin
J. Appl. Phys. 95, 7306-7308 (2004)
"Transition from thermal activation process to viscous process in magnetization reversal behavior of Co/Pd multilayer"
Dong-Hyun Kim, Yoon-Chul Cho, Sug-Bong Choe, and Sung-Chul Shin
Phys. Stat. Sol. (b) 241, 1669-1672 (2004)
"Fractal analysis of time-resolved magnetic domain patterns in Co/Pd multilayer with varying number of repeats"
Dong-Hyun Kim, Sug-Bong Choe, and Sung-Chul Shin
J. Magn. Magn. Mater. 272-276, 720-721 (2004)
"Statistical analysis of fluctuating domain wall during Barkhausen avalanche in Co nanofilms"
Sug-Bong Choe, Yves Acremann, Andreas Scholl, Andreas Bauer, Andrew Doran, Joachim Stohr, and Howard A. Padmore
Science 304, 420-422 (2004)
"Vortex-Core-Driven Magnetization Dynamics"
2003
Kwang-Su Ryu, Kyeong-Dong Lee, Sug-Bong Choe, and Sung-Chul Shin
J. Magnetics 8, 108-112 (2003)
"Time-resolved observation of field-dependent magnetization reversal behavior in Co/Pd multilayer film"
Hyuk-Jae Jang, Sug-Bong Choe and Sung-Chul Shin
J. Appl. Phys. 93, 10143-10145 (2003)
"Quantitative correlation between the local coercivity variation and magnetization reversal dynamics in Co/Pd multilayer thin films"
Dong-Hyun Kim, Yoon-Chul Cho, Sug-Bong Choe, and Sung-Chul Shin
Appl. Phys. Lett. 82, 3698-3700 (2003)
"Correlation between fractal dimension and reversal behavior of magnetic domain in Co/Pd nanomultilayers"
Dong-Hyun Kim, Sug-Bong Choe, and Sung-Chul Shin
J. Appl. Phys. 93, 6564-6566 (2003)
"Time-resolved observation of Barkhausen avalanche in Co thin films using magneto-optical microscope magnetometer"
Dong-Hyun Kim, Sug-Bong Choe, and Sung-Chul Shin
Phys. Rev. Lett. 90, 087203 (2003)
"Direct observation of Barkhausen avalanche in Co thin films"
2002
Sug-Bong Choe and Sung-Chul Shin
Curr. Appl. Phys. 2, 503-507 (2002)
"Domain reversal behavior in perpendicular magnetic nanothin films"
In-Joon Jeon, Dong-Wook Kang, Dong-Eon Kim, Dong-Hyun Kim, Sug-Bong Choe and Sung-Chul Shin
Appl. Surf. Sci. 197, 639-643 (2002)
"Engineering of a magnetic anisotropy using particles embedded in nano-multilayer structures"
In-Joon Jeon, Dong-Wook Kang, Dong-Eon Kim, Dong-Hyun Kim, Sug-Bong Choe, and Sung-Chul Shin
Advanced Materials 14, 1116-1120 (2002)
"Control of the magnetic anisotropy of a Co/Pt nanomultilayer with embedded particles"
Sug-Bong Choe, Dong-Hyun Kim, Yoon-Chul Cho, Hyuk-Jae Jang, Kwang-Su Ryu, Hae-Seung Lee, and Sung-Chul Shin
Rev. Sci. Instrum. 73, 2910-2916 (2002)
"Magneto-optical microscope magnetometer (MOMM) for simultaneous local probing of magnetic properties"
Sug-Bong Choe and Sung-Chul Shin
Phys. Rev. B 65, 224424 (2002)
"Direct observation of non-Gaussian distribution of local magnetic properties in ferromagnetic thin films"
Sug-Bong Choe and Sung-Chul Shin
Appl. Phys. Lett. 80, 1791-1793 (2002)
"Phase diagram of three contrasting magnetization reversal phases in uniaxial ferromagnetic thin films"
Sug-Bong Choe, Dong-Hyun Kim, and Sung-Chul Shin
J. Korean Phys. Soc. 40, 421-434 (2002)
"Domain reversal dynamics on ferromagnetic thin films of Co/Pd nanomultilayers"
Hae-Seung Lee, Sug-Bong Choe, Sung-Chul Shin, and Cheol Gi Kim
J. Magn. Magn. Mater. 239, 343-345 (2002)
"Characterization of magnetic properties in Co/Pd multilayers by Hall effect measurement"
Sug-Bong Choe, Yun-Cheol Cho, Hyuk-Jae Jang, and Sung-Chul Shin
J. Magn. Magn. Mater. 240, 308-310 (2002)
"Activation volumes of wall-motion and nucleation processes in Co-based ferromagnetic multilayer films"
Mi-Young Im, Sug-Bong Choe, and Sung-Chul Shin
J. Kor. Magn. Soc. 12, 20-23 (2002)
"Variation of local coercivity distribution in CoCrPt alloy films with Pt composition"
Yoon-Chul Cho, Sug-Bong Choe, and Sung-Chul Shin
Appl. Phys. Lett. 80, 452-454 (2002)
"Dependences of the activation volumes on Ar sputtering pressure in Co/Pt multilayers prepared by dc magnetron sputtering"
2001
Sug-Bong Choe and Sung-Chul Shin
J. Magn. Soc. Japan 25, 180-185 (2001)
"Domain dynamics study using magneto-optical microscope magnetometer (MOMM) with 400-nm spatial resolution"
Sug-Bong Choe and Sung-Chul Shin
J. Magn. Magn. Mater, 236(3), 249-254 (2001)
"Complete magnetizing field relating with magnetization reversal dynamics"
Yoon-Chul Cho, Sug-Bong Choe and Sung-Chul Shin
J. Appl. Phys. 90(3), 1419-1421 (2001)
"Magnetic field dependence of magnetization reversal behavior in Co/Pt multilayers"
Sug-Bong Choe and Sung-Chul Shin
J. Korean Phys. Soc., 39(2), 359-362 (2001)
"Influence of anisotropy energy fluctuation on magnetization reversal dynamics"
Sug-Bong Choe and Sung-Chul Shin
J. Appl. Phys. 89(11), 7227-7229 (2001)
"Spatial mapping of activation magnetic moment in ferromagnetic films"
Sug-Bong Choe and Sung-Chul Shin
J. of Magnetics 6(2), 70-72 (2001)
"Measurement of activation magnetic moment in ferromagnetic thin films"
Sug-Bong Choe and Sung-Chul Shin
Appl. Phys. Lett. 78(10), 1430-1432 (2001)
"Spatially nonuniform local magnetization switching behavior in Co/Pd multilayer films"
Sug-Bong Choe and Sung-Chul Shin
J. Korean Phys. Soc. 38(4), 392-395 (2001)
"Calculations of surface shape anisotropy induced at rough surfaces of ferromagnetic thin films"
Sug-Bong Choe and Sung-Chul Shin
Phys. Rev. Lett. 86(3), 532-535 (2001)
"Observation of unequal activation volumes of wall-motion and nucleation processes in Co/Pd multilayers"
2000
Yoon-Chul Cho, Sug-Bong Choe, and Sung-Chul Shin
J. of Magnetics 5(4), 116-119 (2000)
"Unequal activation volumes of wall-motion and nucleation process in Co/Pt multilayers"
Sug-Bong Choe and Sung-Chul Shin
J. Magn. Magn. Mater. 221(3), 255-260 (2000)
"Generic method for calculations of magnetic dipolar anisotropy energy in rough thin films"
Sug-Bong Choe and Sung-Chul Shin
Phys. Rev. B 62(13), 8646-8649 (2000)
"Magnetization reversal dynamics with submicron-scale coercivity variation in ferromagnetic films"
Sug-Bong Choe and Sung-Chul ShinSug-Bong Choe and Sung-Chul Shin
IEEE Trans. MAG 36(5), 3167-3169 (2000)
"Domain reversal simulation for anisotropy-energy fluctuation"
Sug-Bong Choe and Sung-Chul Shin
J. Appl. Phys. 88(5), 3096-3098 (2000)
"Quantitative analysis on correlation between local coercivity and reversal time in ferromagnetic thin films"
Sug-Bong Choe and Sung-Chul Shin
J. of Magnetics 5(3), 81-84 (2000)
"Measurements of local coercivity distribution in ferromagnetic films using magneto-optical microscope magnetometer (MOMM)"
K. Yu. Guslienko, Sug-Bong Choe, and Sung-Chul Shin
Appl. Phys. Lett. 76(24), 3609-3611 (2000)
"Reorientational magnetic transition in high-density arrays of single-domain dots"
Yoon-Chul Cho, Sug-Bong Choe, and Sung-Chul Shin
Sae Mulli 40(6), 584-588 (2000)
"Magnetization reversal behavior in Co/Pt multilayers prepared by dc-magnetron sputtering"
Sug-Bong Choe and Sung-Chul Shin
J. of Magnetics 5(2), 35-39 (2000)
"Activation volumes of wall-motion and nucleation processes in Co/Pd multilayers"
Sug-Bong Choe and Sung-Chul Shin
J. Appl. Phys. 87(9), 5076-5078 (2000)
"Magnetic field dependence of spin reversal behavior in Co/Pd nanomultilayers"
Sug-Bong Choe, Hyuk-Jae Jang, and Sung-Chul Shin
J. Appl. Phys. 87(9), 6848-6850 (2000)
"Local hysteresis variation of Co/Pd nanomultilayers"
Sug-Bong Choe, Hyuk-Jae Jang, and Sung-Chul Shin
J. of Magnetics 5(1), 4-8 (2000)
"Influence of local coercivity variation on magnetization reversal dynamics"
Sug-Bong Choe and Sung-Chul Shin
J. Magn. Magn. Mater. 209(1-3), 84-89 (2000)
"Magnetic domain reversal dynamics in Co/Pd nanomultilayers"
1999
Sung-Chul Shin and Sug-Bong Choe
IEEE Trans. MAG 35(5), 3853-3858 (1999)
"Domain configurations and reversal dynamics in Co-based nanomultilayers"
Sug-Bong Choe, Hyuk-Jae Jang, and Sung-Chul Shin
IEEE Trans. MAG 35(5), 3892-3894 (1999)
"Domain reversal behavior of Co/Pd multilayers with varying the Pd-sublayer thickness"
Sug-Bong Choe and Sung-Chul Shin
J. Magn. Magn. Mater. 198-199, 474-476 (1999)
"Generalized theory for the domain configurations of magnetic multilayers"
Sug-Bong Choe, Hyuk-Jae Jang, and Sung-Chul Shin
J. Appl. Phys. 85(8), 5651-5653 (1999)
"Spin dynamics in Co/Pd multilayers with varying the number of repeats"
Sug-Bong Choe and Sung-Chul Shin
Phys. Rev. B 59(1), 142-145 (1999)
"Stability of stripe magnetic domain in magnetic multilayers: prediction and observation"
1998
Sug-Bong Choe and Sung-Chul Shin
J. Appl. Phys. 83(11), 6952-6954 (1998)
"A novel method for quantitative study of domain reversal behavior"
Sug-Bong Choe and Sung-Chul Shin
Ungyong Mulli 11(2), 201-204 (1998)
"Development of a high-performance Kerr microscopic system for domain-dynamics studies"
Sug-Bong Choe and Sung-Chul Shin
Phys. Rev. B 57(2), 1085-1089 (1998)
"Magnetization reversal in nanostructured Co/Pd multilayers"
1997
Sug-Bong Choe and Sung-Chul Shin
Appl. Phys. Lett. 70(26), 3612-3614 (1997)
"Quantitative analysis of magnetization reversal based on time-dependent domain patterns"
Sug-Bong Choe and Sung-Chul Shin
J. Appl. Phys. 81(8), 5743-5745 (1997)
"Magnetization reversal in Co/Pd multilayers with varying Co sublayer thickness"
1996
Sug-Bong Choe, Ki-Seok Moon, and Sung-Chul Shin
Ungyong Mulli 9(5), 674-678 (1996)
"The construction of a computer-driven vacuum evaporation deposition system with real-time thickness measurement"
Ki-Seok Moon, Sug-Bong Choe, and Sung-Chul Shin
IEEE Trans. MAG 32(5), 4058-4060 (1996)
"Exchange coupling in double layer systems using Co-based multilyer thin films"
Sug-Bong Choe and Sung-Chul Shin
Sae Mulli 36(2), 163-169 (1996)
"Study on the magnetic domain configuration in the Co/Pd multilayers"
Ki-Seok Moon, Sug-Bong Choe, and Sung-Chul Shin
J. Kor. Magn. Soc. 6(1), 15-20 (1996)
"Study on exchange coupling in bilayer systems using Co-based multilayer thin films"