Domestic conferences

2021

Conceptual design of time- and frequency-division demultiplexer: Coupled-gyration-propagation signal in arrays of vortex-state circular and chopped disks

2021 한국자기학회 하계학술대회

Bosung Kim*, Young-Jun Cho, and Sang-Koog Kim

Highly efficient heat-dissipation power driven by ferromagnetic resonance in superparamagnetic nanoparticles of ferrimagnetic MFe2O4 (M = Fe, Mn, Ni)

2021 한국자기학회 하계학술대회

Jae-Hyeok Lee, Yongsub Kim*, and Sang-Koog Kim

Theoretical finding of robust dynamics of spin waves channeled in antiferromagnetic domain walls

2021 한국자기학회 하계학술대회

Hyeon-Kyu Park* and Sang-Koog Kim

Split-gap orientation dependence of photon-magnon coupling strength in two inverted split ring resonators

2021 한국자기학회 하계학술대회

Haechan Jeon*, Biswanath Bhoi, Bosung Kim, Loïc Millet and Sang-Koog Kim

Broadband photon-magnon coupling using multiple photon resonators

2021 한국자기학회 하계학술대회

Seung-Hun Jang*, Biswanath Bhoi, Bosung Kim and Sang-Koog Kim

Coupling induced transparency and absorption in photon-magnon coupling

2021 한국자기학회 하계학술대회

Biswanath Bhoi*, Bosung Kim, Haechan Jeon and Sang-Koog Kim

Coexistence of coupling induced transparency and absorption in photon-magnon coupling

2021 한국자기학회 하계학술대회

Biswanath Bhoi*, Bosung Kim, Hae-Chan Jeon and Sang-Koog Kim

Highly efficient heat-dissipation power driven by ferromagnetic resonance in ferrite nanoparticles for hyperthermia application

2021 한국자기학회 하계학술대회

Jae-Hyeok Lee, Yongsub Kim*, and Sang-Koog Kim

영구자석 설계의 중요 파라미터, 인공지능에 물어보다

2021 한국자기학회 하계학술대회

Hyeon-Kyu Park, Jae-Hyeok Lee, Jehyun Lee, and Sang-Koog Kim

2020

Magnetic Field Control of Electric Polarization in Multiferroic CoFe2O4-BiFeO3 Nanocomposites

2020 한국세라믹학회 추계학술대회

Anindityo Nugra Arifiadi, Inna Yusnila Khairani, Kwang-Tak Kim, Chang Bae Park, Kee Hoon Kim, and Sang-koog Kim

Pt/Ni80Fe20/Pt 삼층박막에서 열적 인터믹싱으로 인한 길버트 감쇠 상수 의 변화

2020 한국세라믹학회 추계학술대회

Yongsub Kim, Bosung Kim, Bhoi Biswanath, Young-Woon Kim and Sang-Koog Kim

Wireless Controllable, 2D and 3D Actuations of Magnetic Kirigami Patterns

2020 한국자기학회 하계학술대회

Trivoramai Jiralerspong, Geonhee Bae, Minho Yun*, Jae-Hyeok Lee, Sang-Koog Kim

NdFeB magnets studied by machine learning combined with micromagnetic simulations

2020 한국자기학회 하계학술대회

Hyeon-Kyu Park, Jehyun Lee, Jae-Hyuk Lee and Sang-Koog Kim

DMI-free skyrmion formation and robust dynamic behaviors in magnetic hemispherical shells

2020 한국자기학회 하계학술대회

Jaehak Yang, Claas Abert, Dieter Suess and Sang-Koog Kim

Abnormal dynamic modes of skyrmions in magnetic nanotubes

2020 한국자기학회 하계학술대회

Jaehak Yang, Junhoe Kim, Claas Abert, Dieter Suess and Sang-Koog Kim

Toward Experimental Demonstration of Negative Refraction in Photon-Magnon Coupled Composite Antennas

2020 한국자기학회 하계학술대회

Bosung Kim, Biswanath Bhoi, Haechan Jeon and Sang-Koog Kim

Measurement of temperature increment rates from magnetic nanoparticles

2020 한국자기학회 하계학술대회

Jae-Hyeok Lee, Bosung Kim, Youngsub Kim and Sang-Koog Kim

Negative Refraction in a Photon-Magnon Coupled Hybrid

2020 한국자기학회 하계학술대회

Biswanath Bhoi, Bosung Kim, Haechan Jeon and Sang-Koog Kim

Thermal intermixing effect on Gilbert damping of sputter-grown Pt/Ni80Fe20/Pt sandwich trilayers

2020 한국자기학회 하계학술대회

Yongsub Kim, Bosung Kim, Bhoi Biswanath, Young-Woon Kim and Sang-Koog Kim

Neuromorphic computing based on photon-magnon coupling

2020 한국자기학회 하계학술대회

Loïc Millet, Haechan Jeon, Bosung Kim, Biswanath Bhoi and Sang-Koog Kim

Charge transfer induced anomalous magnetic behavior and thermo-remnant memory effect in β-NiOOH/Graphene 2D system

2020 한국자기학회 하계학술대회

Shatabda Bhattacharya and Sang-Koog Kim

Dependence of photon-magnon coupling strength on material parameters of YIG films

2020 한국자기학회 하계학술대회

Haechan Jeon, Biswanath Bhoi, Bosung Kim and Sang-Koog Kim

Externally Controllable Damping in Helical-spring Magnet studied by micromagnetic simulations and analytical calculation

2020 한국자기학회 하계학술대회

Jiyeol Yoon, Jejun Lee, Jaehak Yang and Sang-Koog Kim

2019

Controllable Actuation of Magnetic Kirigami Patterns

2019 한국자기학회 동계학술대회

Trivoramai Jiralerspong, Geonhee Bae and Sang-Koog Kim

Ferromagnetic resonance effect in superparamagnetic iron oxide nanoparticles and its application for hyperthermia

2019 한국자기학회 동계학술대회

Jae-Hyeok Lee*, Jaegun Sim, Yongjun Lim, Seung-hyun Noh, Seung Ho Moon, Jinwoo Cheon and Sang-Koog Kim

Static and dynamic modes of magnetic skyrmions in magnetic nanotubes

2019 한국자기학회 동계학술대회

Jaehak Yang, Junhoe Kim, Claas Abert, Dieter Suess, and Sang-Koog Kim

Annealing effect on Gilbert damping in Pt/Ni80Fe20/Pt sandwich trilayer

2019 한국물리학회 가을 학술논문발표회

Yougsub Kim, Bosung Kim, Bhoi Biswanath, Young-Woon Kimg and Sang-Koog Kim

Excitation of multiple spin-wave modes and their critical angles in a photon-magnon coupled system

2019 한국물리학회 봄 학술논문발표회

Bosung Kim, Bhoi Biswanath, and Sang-Koog Kim

Abnormal anti-crossing dispersion in photon-magnon coupling

2019 한국물리학회 봄 학술논문발표회

Bhoi Biswanath, Bosung Kim, and Sang-Koog Kim

Structural, Magnetic and Electrical Properties of MnFe2O4-BiFeO3 Nanocomposite

2019 한국자기학회 하계학술대회

Inna Yusnila Khairani, Anindityo Nugra Arifiadi, Biswanath Bhoi, Trivoramai Jiralerspong, Jaehyeok Lee, Jaegun Sim and Sang-Koog Kim

Highly efficient energy dissipation in soft magnetic and spherical nanoparticles in a single-domain state for hyperthermia bio-applications

2019 한국자기학회 하계학술대회

Min-Kwan Kim, Jaegun Sim, Jae-Hyeok Lee* and Sang-Koog Kim

Dynamics characteristics of ferrimagnetic GdFeCo alloy Atomistic simulation study

2019 한국자기학회 하계학술대회

Jaegun Sim, Jae-Hyeok Lee, Sang-Koog Kim

Coupling of spin waves propagating along domain walls and a magnetic vortex in a thin-film nanostrip cross structure

2019 한국자기학회 하계학술대회

Hyeon-Kyu Park, Jong-Hyuk Lee, Jaehak Yang and Sang-Koog Kim

In-plane field control of coupled-vortex oscillations in magnetic-dot-networks

2019 한국자기학회 하계학술대회

Young-Jun Cho, Jaegun Sim and Sang-Koog Kim

Dynamic modes of magnetic skyrmions in magnetic nanotubes

2019 한국자기학회 하계학술대회

Jaehak Yang, Junhoe Kim, Claas Abert, Dieter Suess and Sang-Koog Kim

Abnormal anti-crossing effect in photon-magnon coupled system

2019 한국자기학회 하계학술대회

Biswanath Bhoi, Bosung Kim and Sang-Koog Kim

Photon-magnon coupling in planar-geometry hybrid structure of Stub line resonator with YIG films

2019 한국자기학회 하계학술대회

Haechan Jeon, Sang-Koog Kim

Dynamic modes of magnetic skyrmions in magnetic nanotubes

2019 한국자기학회 하계학술대회

Jaehak Yang, Junhoe Kim, Claas Abert, Dieter Suess and Sang-Koog Kim

Spin-wave excitation and critical angles in a photon-magnon-coupled hybrid system

2019 한국자기학회 하계학술대회

Bosung Kim, Biswanath Bhoi and Sang-Koog Kim

Controllable Actuation of Magnetic Kirigami Patterns

2019 한국자기학회 하계학술대회

Trivoramai Jiralerspong, Geonhee Bae and Sang-Koog Kim

2018

Spin-wave modes excited in Magnetic domain walls and their application to Magnetic logic operation

2018 한국자기학회 동계학술대회

Jong-Hyuk Lee, Jaehak Yang, and Sang-Koog Kim

Atomistic model study of resonant frequency of ferrimagnetic GdFeCo nanoparticles across the compensation points

2018 한국자기학회 동계학술대회

Jaegun Sim, Jae-Hyeok Lee, and Sang-Koog Kim

Effect of intermixing on Gilbert damping in Pt/Ni80Fe20/Pt trilayers

2018 한국자기학회 동계학술대회

Yongsub Kim, Bosung Kim, Biswanath Bhoi and Sang-Koog Kim

Spin wave modes and rotational motions of magnetic skyrmion in magnetic nanotubes

2018 한국자기학회 동계학술대회

Jaehak Yang, and Sang-Koog Kim

Excitation of multiple spin-wave modes in photon-magnon coupled system

2018 한국자기학회 동계학술대회

Bosung Kim, Biswanath Bhoi, Jaehak Yang, Seung-Hun Jang, and Sang-Koog Kim

Vortex-polarity switching in magnetic-dot arrays by gyration signals and its application to SR latch

2018 한국자기학회 동계학술대회

Young-Jun Cho and Sang-Koog Kim

Abnormal anti-crossing effect in photon-magnon coupled system

2018 한국자기학회 동계학술대회

Biswanath Bhoi, Bosung Kim, Seung-Hun Jang, Junhoe Kim, Jaehak Yang, Young-Jun Cho, and Sang-Koog Kim

Vortex-polarity Switching in Magnetic-dot Arrays by Gyration Signals

ICAUMS 2018

Young-Jun Cho, Junhoe Kim, Jae-Hyeok Lee, Jaehak Yang, Bosung Kim, and Sang-Koog Kim

Magnetization-reversal Process for Various Distributions of Different Grain Orientations in Granular Nd-Fe-B Magnets: A Finite-element Micromagnetic Simulation Study

ICAUMS 2018

Shinwon Hwang, Jae-Hyeok Lee, and Sang-koog Kim

Magnetic Properties of Chains of Iron-oxide Particles Obtained from Magnetotactic Bacteria

ICAUMS 2018

Hyeonah Jo, Geonhee Bea, Jae-Hyeok Lee, Min-Kwan Kim, Jaegun Sim, and Sang-Koog Kim

Stress-induced Magnetic Properties of Yttrium Iron Garnet (Y3Fe5O12) Thin Films Fabricated by Pulsed Laser Deposition

ICAUMS 2018

Biswanath Bhoi, Bosung Kim, Min-Kwan Kim, Jae-Hyeok Lee, Yongsub Kim, and Sang-Koog Kim

Coupled Breathing Modes in One- and Two-dimensional Skyrmion Lattices

ICAUMS 2018

Junhoe Kim, Jaehak Yang, Young-Jun Cho, Jong-Hyuk Lee, Bosung Kim, and Sang-Koog Kim

Nutation-like-mode Excitation of Coupled Vortex Cores in Magnetic Spherical Shells

ICAUMS 2018

Jae-Hyeok Lee, Junhoe Kim, Min-Kwan Kim, Jaegun Sim, and Sang-Koog Kim

Intrinsic Spin-wave Modes and Domain-wall Motions in Soft Magnetic Nanotubes Driven by Circular-rotating Magnetic Fields

ICAUMS 2018

Jaehak Yang, Junhoe Kim, Bosung Kim, Young-Jun Cho, Jae-Hyeok Lee, and Sang-Koog Kim

Hybridizing Ferromagnetic Magnons to Microwave Photons in Planar Hybrid Inverted Split-ring Resonator/YIG Film System

ICAUMS 2018

Biswanath Bhoi, Bosung Kim, Junhoe Kim, Young-Jun Cho and Sang-Koog Kim

Hetero-interface Effect on Gilbert Damping in Nonmagnetic Metal/Permalloy/Nonmagnetic Metal Trilayers

ICAUMS 2018

Bosung Kim, Young-Jun Cho, Biswanath Bhoi, Seung-Young Park, and Sang-Koog Kim

Highly Efficient Energy Dissipation in Soft Magnetic Nanoparticles in Single-domain State for Hyperthermia Bio-application

ICAUMS 2018

Min-Kwan Kim, Jaegun Sim, Jae-Hyeok Lee, Miyoung Kim, and Sang-Koog Kim

2017

Micromagnetic simulation study of 3D granular Nd-Fe-B permanent magnets using finite element method

한국물리학회 2017년 봄 학술논문발표회 및 정기총회

Jae-Hyeok Lee, Jinhyeok Choe, Shinwon Hwang, and Sang-Koog Kim

Dynamics of magnetic vortices in soft magnetic spherical shells

한국물리학회 2017년 봄 학술논문발표회 및 정기총회

Jae-Hyeok Lee, Junhoe Kim, Jaehak Yang, Jaegun Sim, and Sang-Koog Kim

Intrinsic spin-wave modes and domain-wall motions in soft magnetic nanotubes driven by resonant rotating magnetic fields

한국물리학회 2017년 봄 학술논문발표회 및 정기총회

Jaehak Yang, Junhoe Kim, Bosung Kim, young-Jun Cho, Jae-Hyeok Lee, and Sang-Koog Kim

Collective gyration modes in 1d periodic skyrmion arrays in thin-film nanostrips

한국물리학회 2017년 봄 학술논문발표회 및 정기총회

Junhoe Kim, Jaehak Yang, Young-Jun Cho, Bosung Kim, and Sang-Koog Kim

Coupled modes of one-dimensional skyrmion lattices in nanostrips

한국자기학회 2017 하계학술대회

Sang-Koog Kim, Junhoe Kim, Jaehak Yang, Young-Jun Cho and Bosung Kim

magnetic vortices dynamics in soft magnetic spherical shells

한국자기학회 2017 하계학술대회

Jae-Hyeok Lee, Junhoe Kim, Jaehak Yang, Jaegun Sim and Sang-Koog Kim

Magnon-photon coupling in a planar resonator-YIG thin film configuration

한국자기학회 2017 하계학술대회

Biswanath Bhoi, Bosung Kim, Junhoe Kim, Young-Jun Cho and Sang-Koog Kim

Interaction of propagating spin waves with a skyrmion in perpendicularly magnetized thin-film nanostripes

한국자기학회 2017 하계학술대회

Junhoe Kim, Jaehak Yang, Bosung Kim, Young-Jun Cho and Sang-Koog Kim

자성 다층박막의 계면이 미치는 길버트 감쇠 거동

한국자기학회 2017 하계학술대회

김보성, 조영준, 김준회, 양재학, 김상국

Collective breathing modes of 1D skyrmion lattices in nanostrips

한국자기학회 2017 동계학술대회

Junhoe Kim, Jaehak Yang, Young-Jun Cho, Bosung Kim, and Sang-koog Kim

Chirality-dependent standing spin-wave modes in soft magnetic nanotubes

한국자기학회 2017 동계학술대회

Jaehak Yang, Junhoe Kim, Bosung Kim, Young-Jun Cho, Jae-Hyeok Lee, and Sang-Koog Kim

Temperature dependence of magnetizations in GdFe sublattice

한국자기학회 2017 동계학술대회

Jaegun Sim, Jae-Hyeok Lee, and Sang-Koog Kim

Grain alignment dependence of magnetization reversal mechanism in granulated Nd-Fe-B magnet studied by micromagnetic simulation

한국자기학회 2017 동계학술대회

Shinwon Hwang, Jae-Hyeok Lee, and Sang-koog Kim

Single-crystalline Gd-doped BiFeO3 Nanowires: R3c-to-Pn21 a phase transition and enhancement in high-coercivity ferromagnetism

한국자기학회 2017 동계학술대회

Jae-Hyeok Lee, S. K. S. patel, Min-Kwan Kim, Biswanath Bhoi, and Sang-koog Kim

Proposing a low-field bio-imaging method

한국자기학회 2017 동계학술대회

Sang-koog Kim, Jae-Hyeok Lee, and Min-Kwan Kim

Magnetization reversal mechanism and coercivity enhancement in three-dimensional granular Nd-Fe-B magnets studied by micromagnetic simulations

ICAMD 2017

Jae-Hyeok Lee, Jinhyeok Choe, Shinwon Hwang, and Sang-Koog Kim

2016

Defect induced ferromagnetic interaction in Co2+-doped Y2O3 nanorods

한국자기학회 2016 하계학술대회

Sandeep K.S. Patel*, Prasanta Dhak, Min-Kwan Kim, Jae-Hyeok Lee, Miyoung Kim, Sang-Koog Kim

Exchange bias and R3c to Pn21a phase transition in single crystalline Gd-doped BiFeO3 nanowires

한국자기학회 2016 하계학술대회

Sandeep K.S. Patel*, Min-Kwan Kim, Miyoung Kim, Sang-Koog Kim

미소자기 전산모사를 이용한 NdFeB 영구자석의 미세구조 최적화

한국자기학회 2016 하계학술대회

최진혁*, 이재혁, 정연준, 한보경, 김상국

Photon-magnon coupling in a YIG film split-ring resonant system

한국자기학회 2016 하계학술대회

B. Bhoi*, T. Cliff, I. S. Maksymov, M. Kostylev, R. Aiyar, N. Venkataramani, S. Prasad and R. L. Stamps

Collective gyration modes in one dimensional skyrmion lattices

한국자기학회 2016 하계학술대회

Junhoe Kim*, Jaehak Yang, Young-Jun Cho, Bosung Kim and Sang-Koog Kim

Magnetization dynamics and domain wall motion induced by circular rotating magnetic fields in soft magnetic nanotubes

한국자기학회 2016 하계학술대회

Jaehak Yang*, Junhoe Kim, Bosung Kim, Young-Jun Cho, Jae-Hyeok Lee and Sang-Koog Kim

Linear-chain assemblies of iron oxide nanoparticles

한국자기학회 2016 하계학술대회

Min-Kwan Kim*, Prasanta Dhak, Jae Hyeouk Lee, Miyoung Kim and Sang-Koog Kim

2015

Spin-wave-driven domain-wall motions in soft magnetic nanotubes

한국자기학회 2015 동계학술대회

Jaehak Yang, Myoung-Woo Yoo, Sang-Koog Kim

Origin of robust interaction of spin waves with a single skyrmion in perpendicularly magnetized nanostripes

한국자기학회 2015 동계학술대회

Junhoe Kim and Sang-Koog Kim

Co-doped Gd2O3nanorods: Structure and magnetism

한국자기학회 2015 동계학술대회

Sandeep K.S. Patel*, Prasanta Dhak, Min-Kwan Kim, Jae-Hyeok Lee, Miyoung Kim, Sang-Koog Kim

2014

Dynamic transient states of skyrmion in soft magnetic nano-disks

한국물리학회 2014년 봄학술논문발표회 및 정기총회

Junhoe Kim, Dong-Soo Han, Myoung-Woo Yoo, Sang-Koog Kim

Dynamics of magnetic nano-spheres with a three-dimensional magnetic vortex

한국물리학회 2014년 봄학술논문발표회 및 정기총회

Myoung-Woo Yoo, Jehyun Lee, Dong-Soo Han, Hayoun Lee and Sang-Koog Kim

Magnonic crystals based on coupled vortex gyration

한국물리학회 2014년 봄학술논문발표회 및 정기총회

Dong-Soo Han, Andreas Vogel, Hyunsung Jung, Ki-Suk Lee, Markus Weigand, Hermann Stoll, Gisela Schütz, Peter Fischer, Guido Meier, Sang-Koog Kim

Building blocks for assembly of magnetic nanoparticles with three-dimensional magnetic vortex

한국물리학회 2014년 봄학술논문발표회 및 정기총회

Min-Kwan Kim, Ha-Youn Lee, Kyoungsuk Jin, Prasanta Dhak, Jae-Hyeok Lee, Myoung-Woo Yoo, Jehyun Lee, Arim Chu, Miyoung Kim, Ki Tae Nam, and Sang-Koog Kim

Size-specific dynamic properties of magnetic nano-spheres with a three-dimensional magnetic vortex

한국자기학회 2014 하계학술대회

Myoung-Woo Yoo, Jehyun Lee, Dong-Soo Han, Hayoun Lee and Sang-Koog Kim

Vortex-state nanoparticles as building blocks of magnetic particle assembles

한국자기학회 2014 하계학술대회

Min-Kwan Kim, Ha-Youn Lee, Kyoungsuk Jin, Prasanta Dhak, Jae-Hyeok Lee, Myoung-Woo Yoo, Jehyun Lee, Arim Chu, Miyoung Kim, KiTae Nam and Sang-Koog Kim

Vortex quasi-crystal formation in dynamic transient states in soft magnetic nano-disks

한국자기학회 2014 하계학술대회

Junhoe Kim, Dong-Soo Han, Myoung-Woo Yoo, Sang-Koog Kim

Magnonic dynamics of one-dimensional vortex-antivortex lattice arrays

한국자기학회 2014 하계학술대회

Hanbyeol Jeong, Dong-Soo Han, Sang-Koog Kim

Coupled vortex-gyration modes in one-dimensional arrays of vortex-state disks

한국자기학회 2014 하계학술대회

Dong-Soo Han, Andreas Vogel, Hyunsung Jung, Ki-Suk Lee, Markus Weigand, Hermann Stoll, Gisela Schütz, Peter Fischer, Guido Meier, Sang-Koog Kim

Excited eigenmodes in soft magnetic half- and part- spheres with three-dimensional magnetic vortex

한국자기학회 2014 동계학술대회

Sang-Koog Kim, Myoung-Woo Yoo, and Jae-Hyeok Lee

Perpendicular-bias-field control of coupled-vortex oscillations in nanodotnetworks

한국자기학회 2014 동계학술대회

Dong-Soo Han, Young-Jun Cho, Hanbyeol Jeong, Sang-Koog Kim

Vortex-core reversal dynamics at elevated temepratures

한국자기학회 2014 동계학술대회

김보성, 유명우, 이제현, 김상국

2013

방위각 방향 스핀파를 이용한 자기소용돌이 핵 자화 반전에 대한 정량적 연구

한국자기학회 2013 하계학술대회

유명우, 김상국

결맞은 자기펄스를 이용한 자기소용돌이 회전운동 증폭 방법 연구

한국자기학회 2013 하계학술대회

유영상, 한동수*, 유명우, 이기석, 최윤석, 정현성, 이제현, 임미영, Peter Fischer, 김상국

One-dimensional magnonic crystals of coupled vortex lattice

대한금속재료학회 2013 추계학술대회

한동수, Andreas Vogel, 정현성, 이기석, Markus Weigand, Hermann Stoll, Gisela Schütz, Peter Fischer, Guido Meier, 김상국

Reversal dynamics of single vortex core driven by azimuthal spin-wave-mode excitations in soft magnetic disk

대한금속재료학회 2013 추계학술대회

유명우, 김상국

Wave modes of collective vortex gyration in coupled-dot-array magnonic crystals

The 17th International Conference on Accelerators and Beam Utilization

Dong-Soo Han, Andreas Vogel, Hyungsung Jung, Ki-suk Lee, Markus Weigand, Hermann Stoll, Gisela Schutz, Peter Fischer, Guido Meier, Sang-Koog Kim

Reversal dynamics of single vortex core driven by azimuthal spin-wave-mode excitations in soft magnetic disk

한국자기학회 2013 동계학술대회

Myoung-Woo Yoo*, and Sang-Koog Kim

Interacting magnetic nanoparticles of three dimensional magnetic vortex in geometrically different configurations

한국자기학회 2013 동계학술대회

Min-Kwan Kim , Ha-Youn Lee, Kyoungsuk Jin, Prasanta Dhak, Jae-Hyeok Lee, Myoung-Woo Yoo, Jehyun Lee, Arim Chu, Miyoung Kim, Ki Tae Nam and Sang-Koog Kim

Control of the shape and size of soft magnetic nanoparticles with three-dimensional vortex structure

한국자기학회 2013 동계학술대회

Prasanta Dhak* , Jae-Hyeok Lee, Ha-Youn Lee, Min-Kwan Kim, Kyung-Suk Jin, Ki-Tae Nam, and Sang-Koog Kim

Vortex dynamics of coupled circular-shape tri-layer magnetic nanodisks

한국자기학회 2013 동계학술대회

Ahmad A. Awad* and Sang-Koog Kim

One-dimensional magnonic crystals of dipolar coupled vortex lattice

한국자기학회 2013 동계학술대회

Dong-Soo Han, Andreas Vogel, Hyunsung Jung, Ki-Suk Lee,Markus Weigand, Hermann Stoll, Gisela Schütz, Peter Fischer, Guido Meierand Sang-Koog Kim

Coupled vortex-pair dynamics in trilayer disks of circular shape

The 8th International Conference on Advanced Materials and Devices 2013

Ahmad A. Awad, Sang-Koog Kim

Interacting magnetic nanoparticles of three dimensional magnetic vortex in geometrically different configuration assemblies

The 8th International Conference on Advanced Materials and Devices 2013

Min-Kwan Kim, Ha-Youn Lee, Kyoungsuk Jin, Prasanta Dhak, Jae-Hyeok Lee, Myoung-Woo Yoo, Jehyun Lee, Arim Chu, Miyoung Kim, Ki Tae Nam, Sang-Koog Kim

Interacting magnetic nanoparticles of three dimensional magnetic vortex in geometrically different configuration assemblies

The 8th International Conference on Advanced Materials and Devices 2013

Min-Kwan Kim, Ha-Youn Lee, Kyoungsuk Jin, Prasanta Dhak, Jae-Hyeok Lee, Myoung-Woo Yoo, Jehyun Lee, Arim Chu, Miyoung Kim, Ki Tae Nam, Sang-Koog Kim

Reversal dynamics of single vortex core driven by azimuthal spin-wave-mode excitations in soft magnetic disk

The 8th International Conference on Advanced Materials and Devices 2013

Myoung-Woo Yoo, Sang-Koog Kim

Wave modes of collective vortex gyration in coupled-dot-array magnonic crystals

The 8th International Conference on Advanced Materials and Devices 2013

Dong-Soo Han, Andreas Vogel, Hyunsung Jung, Ki-Suk Lee, Markus Weigand, Hermann Stoll, Gisela Schütz, Peter Fischer, Guido Meier, Sang-Koog Kim

2012

Micromagnetic Simulations of Collective Spin Excitations in Geometrically Confined Nanomagnets : Fundamentals of Micromagnetics

한국자기학회 2012 하계학술대회

이제현

일차원 원판형-자성박막 사슬 구조 내 자기소용돌이-회전운동 모드의 실험적 관측

한국자기학회 2012 하계학술대회

Dong-Soo Han, Hyunsung Jung, Ki-Suk Lee, Sang-Koog Kim, Andreas Vogel, Guido Meier, Markus Weigand, Hermann Stoll, Gisela Schutz, and Peter Fischer

자기소용돌이 회전 운동 시 쌍극자-결합된 원판형 자성 박막간 에너지 전달 속도 및 에너지 감쇠

한국자기학회 2012 하계학술대회

Jihye Kim, Ki-Suk Lee, Hyunsung Jung, Dong-Soo Han, and Sang-Koog Kim

자기소용돌이 배열을 이용한 XOR 논리연산의 실험적 구현

한국자기학회 2012 하계학술대회

Hyunsung Jung, Youn-seok Choi, Dong-Soo Han, Young-Sang Yu, Ki-Suk Lee, Mi-Young Im, Peter Fischer, and Sang-Koog Kim

A ROBUST NEW MECHANISM OF INFORMATION-SIGNAL TRANSFER: COUPLED VORTEX GYRATIONS IN NANOMAGNET NETWORKS

IW-NMM 2012

김상국

Energy-efficient control of vortex-core polarizations by tailored orthogonal pulse currents in cross-point architecture

The 19th International Conference on Magnetism

Young-sang Yu, Ki-suk Lee, Hyunsung Jung, Youn-seok Choi, Dong-soo Han, Myoung-woo Yoo, Mi-young Im, Peter Fischer and Sang-koog Kim

Switching dynamics of vortex cores in nanodots by azimuthal-spinwave-mode excitation

The 19th International Conference on Magnetism

Myoung-woo Yoo, Jehyun Lee and Sang-koog Kim*

Logic operations based on magnetic-vortex-state networks

The 19th International Conference on Magnetism

Hyunsung Jung, Youn-seok Choi, Dong-Soo Han, Young-Sang Yu, Ki-Suk Lee, Mi-Young Im, Peter Fischer, and Sang-Koog Kim

Vortex-gyration-mediated magnonic crystals

The 19th International Conference on Magnetism

Dong-soo Han and Sang-koog Kim*

Vortex-gyration transfer rate and energy attenuation in coupled nanodisks

The 19th International Conference on Magnetism

Ji-hye Kim, Ki-suk Lee, Hyunsung Jung, Dong-soo Han and Sang-koog Kim*

Dynamics of domain-wall oscillations in magnetic nanorings driven by circularly rotating fields

The 19th International Conference on Magnetism

Youn-seok Choi, Young-sang Yu, Dong-soo Han, Hyunsung Jung, Ki-suk Lee and Sang-koog Kim*

coupled vortex gyrations in nanomagnet networks

The 24th Synchrotron Radiation Users' workshop & KOSUA meeting(제24차 방사광이용자 연구발표회)

Hyunsung Jung, Ki-Suk Lee and Sang-koog Kim*

2011

Energy transfer between dipolar-coupled magnetic disks by stimulated vortex gyration

한국자기학회 2011 임시총회 및 하계학술연구대회

정현성, 최윤석, 한동수

Memory bit selection and recording by tailored pulse fields in vortex-core cross-point architecture

한국자기학회 2011 임시총회 및 하계학술연구대회

김상국,정현성, 최윤석, 유명우, 한동수

Interaction between spin waves and domain walls in magnetic nanowires

한국자기학회 2011 임시총회 및 하계학술연구대회

김상국,한동수

Spin-wave radial-mode resonant vortex-core magnetization reversals

한국자기학회 2011 임시총회 및 하계학술연구대회

김상국,유명우

Magnetic Vortex Oscillators

한국자기학회 2011 임시총회 및 하계학술연구대회

김상국,최윤석

Edge-soliton-mediated vortex-core reversal dynamics

한국자기학회 2011 임시총회 및 하계학술연구대회

김상국,유명우,최윤석

Vortex-gyration-mediated Information-signal Transfer in Magnetic-vortex-state Networks: From Fundamental to Application

한국물리학회 2011년 가을학술논문발표회 및 임시총회

Kim Sang-Koog

Normal modes of dipolar-coupled vortex oscillators: A two-magnetic-nanodisk system

한국자기학회 2011 동계학술대회

Ki-Suk Lee, Hyunsung Jung, Dong-Soo Han, and Sang-Koog Kim

Micromagnetic simulations based on directly observed microstructures

한국자기학회 2011년 동계학술대회

Jehyun Lee and Sang-Koog Kim

Vortex-gyration-mediated information-signal transfer in vortex-state magnet networks

The 7th International Conference on Advanced Materials and Devices

Kim Sang-Koog

2010

Domain Wall Motions Driven by Propagating Spin Waves

ICAUMS2010 (International Conference of AUMS)

김상국,한동수

Reversal Dynamics of Magnetic Vortex Polarization in Soft Magnetic Nanodots Under Perpendicular Magnetic Fields

ICAUMS2010 (International Conference of AUMS)

김상국,유명우

Optimizing Orthogonal Unipolar Gaussian-pulse Field Parameters for Energy-efficient, Coreorientation Selective Vortex-core Switching

ICAUMS2010 (International Conference of AUMS)

김상국,이기석

Ordered Double Perovskite Sr2FeRuO6 Grown by Alternating Deposition of SrRuO3 and SrFeO3

ICAUMS2010 (International Conference of AUMS)

김상국,장재완

Time-resolved Soft x-ray Microscope Study of Dipolar-induced Vortex Gyrations in Coupled Vortex Oscillators

ICAUMS2010 (International Conference of AUMS)

김상국,정현성

Snell’s Law and for in Restricted Geometry

ICAUMS2010 (International Conference of AUMS)

김상국,한동수

Switching of Vortex Fourfold Ground States by Out-of-plane Pulse Currents

ICAUMS2010 (International Conference of AUMS)

김상국,최윤석,유명우,정현성

Effect of Circular Groove-Type Defect in Nanodisks on Vortex Oscillations

ICAUMS2010 (International Conference of AUMS)

김상국,이재형

Refractive Index for Dipole-Exchange Spin Waves

한국자기학회 2010 임시총회 및 하계학술연구대회

김상국,한동수

Layer-by-layer Growth and Growth-mode Transition of SrRuO3 Thin Films on Atomically Flat Single-terminated SrTiO3 (111) Surfaces

한국자기학회 2010 임시총회 및 하계학술연구대회

김상국,장재완

Controllable Switching of the Fourfold Ground State of a Magnetic Vortex in Nanodots by Out-of-Plane Currents

한국자기학회 2010 임시총회 및 하계학술연구대회

김상국,최윤석, 유명우 정현성

Soft X-ray Microscopy Observation of Dipolar-interaction Induced Magnetic-vortex Gyration

한국자기학회 2010 임시총회 및 하계학술연구대회

김상국,정현성

Switching Time of Vortex-core Reversals in Soft Magnetic Nanodots

한국자기학회 2010 임시총회 및 하계학술연구대회

김상국,이기석

Controlled Vortex-core Switching in Micron-size Permalloy Disks by Orthogonalunipolar Gaussian-pulse Currents

한국자기학회 2010 임시총회 및 하계학술연구대회

김상국,정현성, 최윤석, 이준영, 유명우, 한동수

Magnonic Band Structures in Two-dimensional Magnonic Crystals of Square-shape Antidot Array

한국자기학회 2010 임시총회 및 하계학술연구대회

김상국,한동수

2009

Magnetic vortex oscillators driven by spin-polarized out-of-plane dc current

한국자기학회 2009년도 임시총회 및 하계학술연구발표회

김상국,최윤석,이기석

Anomalous growth-mode transition during the initial growth stages of SrRuO3 thin films on atomically flat single-terminated SrTiO3 (111) surface

한국자기학회 2009년도 임시총회 및 하계학술연구발표회

김상국,장재완

Refractive index and Snell's Law for Dipole-Exchange Spin-Waves in a Confined Planar Structure

한국자기학회 2009년도 임시총회 및 하계학술연구발표회

김상국,정대은,한동수,최상국

Magnetic domain wall motion by propagating spin waves

한국자기학회 2009년도 임시총회 및 하계학술연구발표회

김상국,한동수,이준영

Physical Origin and Generic Control of Magnonic Band Gaps of Dipole-Exchange Spin Waves in Width-Modulated-Nanostrip Waveguides

한국자기학회 2009년도 임시총회 및 하계학술연구발표회

김상국,이기석,한동수

2008

Giant Resonance Asymmetry of Circularly Rotating Eigenmodes in Vortex Gyrotropic Motions in Soft Magnetic Cireular Nanodots

Asian Magnetics Conference 2008 (AMC 2008)

김상국(Sang-Koog Kim)

Critical Velocity of Vortex Core Motions as the Universal Criterion for Core Magnetization Reversals in Soft Magnetic Nanodots

Asian Magnetics Conference 2008 (AMC 2008)

이기석(Ki-Suk Lee)

Anormalous Growth-mode Transition during the Initial Growth Stages of SrRuO3 Thin Films on Atomically Flat Single-terminated SrTiO3(1 1 1) Surface

Asian Magnetics Conference 2008 (AMC 2008)

장재완(Jaewan Chang)

Out-of-plane DC Current Driven Vortex Excitations in Soft Magnetic Nanodots:Vortex Gyrotropic Motion and Vortex-core Reversal Behaviors

Asian Magnetics Conference 2008 (AMC 2008)

최윤석(Youn-Seok Choi)

Universal Criterion for Formation of Stable Vortex or Antivortex in Domain Wall Motions in Magnetic Thin-film Nanostripes: Two Dimensional Soliton Model

Asian Magnetics Conference 2008 (AMC 2008)

김상국(Sang-Koog Kim)

Resonant and Non-resonant Rotating Eigenmodes of Current-driven Vortex Gyrotropic Motions in Soft Magnetic Elliptical Nanodots

Asian Magnetics Conference 2008 (AMC 2008)

유영상(Young-Sang Yu)

Vortex Random Access Memory (VRAM ) as New MRAM Scheme

Asian Magnetics Conference 2008 (AMC 2008)

김상국(Sang-Koog Kim)

Reflection and Refraction of Dipole-Exchange Spin Waves at a Single Magnetic Interface in Confined Geometry

Asian Magnetics Conference 2008(AMC 2008)

정대은(Dae-Eun Jeong)

Magnetic Vortex Excitations in Dipolar-coupled Magnetic Nanodots

Asian Magnetics Conference 2008(AMC 2008)

정현성(Hyunsung Jung)

Magnetic vortex core reversal dynamics and applications

Asian Magnetics Conference 2008(AMC 2008)

김상국(Sang-Koog Kim)

2007

How to Suppress the Breakdown of Domain-Wall Velocity in Nanowires? : Using Magnetic Underlayers with Strong Perpendicular Anisotropy

한국물리학회 봄 학술논문발표회

Jun-Young Lee, Sangkook Choi, Ki-Suk Lee, Dae-Eun Jeong, and Sang-Koog Kim

Electric-current driven phase control of spin waves propagating in a nanowire interferometer

한국물리학회 봄 학술논문발표회

Ki-Suk Lee, and Sang-Koog Kim*

Total Reflection and Total Refraction of Dipole-Exchange Spin Waves

한국물리학회 봄 학술논문발표회

Sangkook Choi and Sang-Koog Kim

Theoretical X-ray Resonant Magnetic Scattering Study of Soft X-ray Circular Reflectivity Near the Brewster’s Angle

한국물리학회 봄 학술논문발표회

Dae-Eun Jeong, and Sang-Koog Kim

Spin Waves : From Fundamentals to Applications

한국물리학회 봄 학술논문발표회

Sang-Koog Kim

Underlying mechanism of ultrafast switching of vortex core orientation in ferromagnetic nanodots