B.C. Choi and M. Aryal Curr. Appl. Phys. (2023) - Spectroscopic investigations on plasmonic enhancement of magneto-optical effect in Ni80Fe20 thin films incorporating gold-nanoparticles
B.C. Choi, M. Aryal, B. Rasmussen, M.Y. Choi, and Y.K. Hong AIP Advances 12, 125307 (2022) - Spin Hall nano-oscillators based on synthetic skyrmions imprinted in Co nanodisc
B.C. Choi, M. Aryal, M.Y. Choi, and Y.K. Hong AIP Advances 12, 055013 (2022) - Spin-orbit torque driven nano-oscillators based on synthetic Neel-like skyrmion in magnetic tunnel junction (This article was selected as an Editor’s Pick.)
M. Aryal, Th. Speliotis, and B.C. Choi AIP Advances 12, 015123 (2022) - Magnetic-field-free spin-orbit torque driven magnetization dynamics in CoFeB/β-W based nanoelements
B.C. Choi, K. Jordan, J. Rudge, and Th. Speliotis IEEE Transactions on Magnetics 57, 4200204 (2021) - Coherent Magnetization Dynamics in Ni80Fe20Thin Films Incorporated in Fe/Au Spintronic Terahertz Emitters
B.C. Choi, J. Rudge, K. Jordan, and T. Genet Appl. Phys. Lett. 116, 132406 (2020) - Terahertz Excitation of Spin Dynamics in Ferromagnetic Thin Films Incorporated in Metallic Spintronic-THz-Emitter (This article was selected by the journal’s Editors as one of the journal’s best, and chosen to promote it as a Featured Article.)
B.C. Choi Phys. Rev. Appl. 11, 044028 (2019) - Magnetization Dynamics induced by Terahertz Magnetic Fields generated by Resonant Plasmonic Nanoantennas
E. Rahim, H. Xu, B.C. Choi, and R. Gordon Nano Lett. 18, 8030 (2018) - Lorentz Nanoplasmonics for Nonlinear Generation
B.C. Choi, H. Xu, G. Hajisalem, and R. Gordon Appl. Phys. Lett. 112, 022403 (2018) - Localized surface plasmon resonance enhanced magneto-optical Kerr effect in Ni80Fe20 thin films coated with Au nanorods (This article was highlighted as one of top articles in the Magnetics and Spintronics section of Applied Physics Letters.)
E. Rahimi, R. Gordon, H. Xu, and B.C. Choi IEEE Nanotechnology Materials and Devices Conference (2018) - Lorentz based metamaterials for nonlinear generation
E. Rahimi, H. Xu, B.C. Choi, and R. Gordon Proc. SPIE 10719, Metamaterials, Metadevices, and Metasystems (2018) - Nonlinear plasmonic metasurfaces: focusing on the Lorentz contribution
J. Kolthammer, J. Rudge, Y.K. Hong, and B.C. Choi SPIN 6, 1650008 (2016) - Modified High Frequency Radial Spin Wave Mode Spectrum in a Chirality-Controlled Nanopillar
H. Xu, S. Jones, B.C. Choi, and R. Gordon Nano Lett. 16, 2639 (2016) - Characterization of Individual Magnetic Nanoparticles in Solution by Double Nanohole Optical Tweezers
J. Park, Y.K. Hong, W. Lee, B.C. Choi and C.J. Choi IEEE Mag. Lett. 7, 5500403 (2016) - Electronic structure of La-Co substituted Strontium Hexaferrite (Sr1-xLaxFe12-xCoxO19) permanent magnet
H. Xu, S. Jones, B.C. Choi, and R. Gordon Proc. SPIE 9922, 992226 (2016) - Nanoaperture optical tweezer with magnetic force characterization of magnetic nanoparticles
H. Xu, G. Hajisalem, G.M. Steeves, R. Gordon, and B.C. Choi Scientific Reports 5, 15933 (2015) - Nanorod Surface Plasmon Enhancement of Laser-induced Ultrafast Demagnetization
J. Rudge, H. Xu, J. Kolthammer, Y.K. Hong, and B.C. Choi Rev. Sci. Inst. 86, 023703 (2015) - Sub-nanosecond Time-resolved Near-field Scanning Magneto-optical Microscope
J. Lee, Y.K. Hong, C. Yun, W. Lee, J. Park, and B.C. Choi J. Magnetics 19, 399 (2014) - Magnetic parameters for ultra-high frequency (UHF) ferrite circulator design
G. Abo, Y.K. Hong, J. Park, J. Lee, W. Lee, and B.C. Choi IEEE Trans. Magn. 49, 4937 (2013) - Definition of Magnetic Exchange Length C. Rizal, J. Kolthammer, R.K. Pokharel, and B.C. Choi J. Appl. Phys. 113, 113905 (2013) - Magnetic properties of nanostructured Fe-Co alloys J. Kolthammer, Th. Speliotis, Y.K. Hong, G. Abo, Q. Liu, R. Gardner, and B.C. Choi J. Appl. Phys. 112, 083928 (2012) - Current Pulse Induced Toggle Switching of Dual-Vortex Magnetization in Ni80Fe20/Cu/Co Nanopillar Element
G. Abo, Y.K. Hong, B.C. Choi, M. Donahue, S. Bae, J. Jalli, J. Park, J. Lee, M. Park, S. Gee, and S. Gee IEEE Trans. Magn. 48, 1851 (2012) - Micromagnetic computer simulated scaling effect of S-shaped Permalloy nano-element on operating fields for AND or OR Logic
H. Xu, E. Girgis, J. Rudge, Th. Speliotis, C.A. Ross, Y.K. Hong, and B.C. Choi IEEE Mag. Lett. 3, 3500204 (2012) - Magnetization dynamics in Vortex-imprinted Ni80Fe20/Ir80Mn20 square elements
G. Abo, Y.K. Hong, J. Jalli, J. Lee, J. Park, S. Bae, S.G. Kim, B.C. Choi, and T. Tanaka J. Magnetics 17, 1 (2012) - Shape Dependent Coercivity Simulation of a Spherical BariumFerrite (S-BaFe) Particle with Uniaxial Anisotropy
J. Jalli, Y.K. Hong, G. Abo, S. Bae, J. Lee, J. Park, B.C. Choi, and S.G. Kim J. Magnetism & Magnetic Materials 323, 2627 (2011) - MFM studies of magnetic domain patterns in bulk barium ferrite single crystals
H. Xu, J. Kolthammer, J. Rudge, E. Girgis, B.C. Choi, Y.K. Hong, G. Abo, Th. Speliotis, and D. Niarchos J. Magnetics 16, 83 (2011) - Magnetization process in vortex-imprinted Ni80Fe20/Ir80Mn20 square elements
J. Jalli, Y.K. Hong, J. Lee, G. Abo, T. Mewes, B.C. Choi, and S.G. Kim IEEE Mag. Lett. 2, 104 (2011) - Ferrimagnetic SrBaZnFeO Single Crystal with Planar Anisotropy
J. Lee, Y.K. Hong, S. Bae, J. Jalli, J. Park, G. Abo, G.W. Donohoe, and B.C. Choi IEEE Trans. Magn. 47, 304 (2011) - Integrated ferrite film inductor for power system-on-chip smart phone applications
J. Jalli, Y.K. Hong, S. Bae, J. Lee, G. Abo, J. Park, B.C. Choi, T. Mewes, S. Kim, S. Gee, I. Nam, and T. Tanaka J. Appl. Phys. 109, 07A509 (2011) - Magnetic and microwave properties of ferromagnetic Zr-substituted BaZnFeO single crystals
B.C. Choi, E. Girgis, C. A. Ross, Th. Speliotis, Y.K. Hong, G. Abo, D. Niarchos, and H. Miyagawa Phys. Rev. B 81, 092404 (2010) - Incoherent interaction of spin waves with precessing magnetic moments
A. Lyle, Y.K. Hong, B.C. Choi, G. Abo, S. Bae, J. Jalli, J. Lee, M.H. Park, and R. Syslo J. Magnetics 15, 103 (2010) - Spin-polarized current switching of Co/Cu/Py Pac-man type II spin-valve (This article has been highlighted as cover page on the issue.)
J. Lee, Y.K. Hong, S. Bae, J. Park, J. Jalli, G. Abo, R. Syslo, B.C. Choi, and G.W. Donohoe IEEE Trans. Magn. 46, 2417 (2010) - High quality factor Ni-Zn ferrite planar inductor
A. Lyle, Y. K. Hong, B. C. Choi, G. Abo, M.H. Park, S.H. Gee, J. Jalli, and G. W. Donohoe IEEE Trans. Mag. 45, 2367 (2009) - Spin-polarized current switching of Co/Cu/Py elongated Pac-man spin valve (This article has been highlighted as cover page on the issue.)
S. Bae, Y.K. Hong, J. Lee, J. Jalli, G. Abo, A. Lyle, B. C. Choi, and G. W. Donohoe IEEE Trans. Mag. 45, 4773 (2009) - High Q Ni-Zn-Cu ferrite inductor for on-chip power module
J.N. Yeo, G.M. Jee, B.D. Yu, and B.C. Choi J. Korean Physical Society, 52, 1938 (2008) - Epitaxial strain and interfacial electronic structures at MgO/Fe(001)
J.E. Davies, L.H. Bennet, E. Della Torre, B.C. Choi, S.N. Piramanayagam, and E. Girgis IEEE Trans. Magn. 44, 2722 (2008) - Interaction in soft magnetic bilayers nanoscale arrays
Q.F. Xiao, J. Rudge, E. Girgis, J. Kolthammer, B.C. Choi, Y.K. Hong, and G.W. Donohue J. Appl. Phys. 102, 103904 (2007) - Dynamics of magnetic vortex core switching in Fe nanodisks by applying an in-plane magnetic field pulse (This article has been selected for the December3, 2007 issue of Virtual Journal of Nanoscale Science & Technology.)
B.C. Choi, J. Rudge, E. Girgis, J. Kolthammer, Y.K. Hong, and A. Lyle Appl. Phys. Lett. 91, 22501 (2007) - Spin-current pulse induced switching of vortex chirality in magnetic nanopillar (This article has been selected for the July 23, 2007 issue of Virtual Journal of Nanoscale Science & Technology.)
B.C. Choi, J. Rudge, M.R. Freeman, Y.K. Hong, and Q.F. Xiao IEEE Trans. Magn. 43, 2 (2007) - Evolution of nonequilibrium domain structure as a function of speed of switching process in Ni80Fe20 thin film elements (This article has been highlighted as cover page on the issue.)
Q.F. Xiao, B.C. Choi, Y.K. Hong, J. Rudge, and G.W. Donohue J. Appl. Phys. 101, 24306 (2007) - Effect of magnetic field pulse on magnetization reversal dynamics in Ni80Fe20 elliptical nanoelements (This article has been selected for the February 2007 issue of Virtual Journal of Ultrafast Science.)
B.C. Choi, Y.K. Hong, J. Rudge, E. Girgis, Q.F. Xiao, J. Kolthammer, and G.W. Donohoe Physica Status Solidi (b), 244, 4486 (2007) - Nonequilibrium process of magnetization switching influenced by thermal spin fluctuations
B.C. Choi, Q.F. Xiao, Y.K. Hong, J. Rudge, and G.W. Donohoe IEEE Trans. Magn. 43, 2926 (2007) - Vortex core switching dynamics in submicron Permalloy disk
Q.F. Xiao, J. Rudge, B.C. Choi, Y.K. Hong, and G.W. Donohue Appl. Phys. Lett. 89, 262507 (2006) - Dynamics of vortex core switching in ferromagnetic nanodisks
B.C. Choi, Y.K. Hong, J. Rudge, G. Donohoe, and Q.F. Xiao J. of Magnetics 11, 61 (2006) - Nonequilibrium domain configurations undergoing large angle rotations in mesoscopic magnetic thin film elements
M.H. Park, Y.K. Hong, B.C. Choi, M.J. Donahue, S.H. Gee, and H. Han Phys. Rev. B 73, 94424 (2006) - Vortex head-to-head domain walls and their formation in onion-state ring elements
Q.F. Xiao, J. Rudge, B.C. Choi, Y.K. Hong, and G.W. Donohue Phys. Rev. B 73, 104425 (2006) - Dynamics of ultrafast magnetization reversal in submicron elliptical Permalloy thin films (This article has been selected for the April 2006 issue of Virtual Journal of Ultrafast Science.)
B.C. Choi, Q.F. Xiao, Y.K. Hong, S.H. Gee, J. Jabal, H. Han, K.J. Hass, and G.W. Donohoe IEEE Trans. Magn. 42, 42, 3216 (2006) - Numerical simulation study of magnetization precession dynamics in submicron elliptical Ni80Fe20 thin film elements
K.J. Hass, G.W. Donohoe, Y.K. Hong, and B.C. Choi IEEE Trans. Magn. 42, 2751 (2006) - Magnetic latches for space applications
B.C. Choi, J. Ho, G. Arnup, and M.R. Freeman Phys. Rev. Lett. 95, 237211 (2005) - Nonequilibrium domain pattern formation in mesoscopic magnetic thin film elements assisted by thermally excited spin fluctuations (This article has been selected for the December 12, 2005 issue of Virtual Journal of Nanoscale Science & Technology and for the January 2006 issue of Virtual Journal of Ultrafast Science.)
B.R. Pujada, B.C. Choi, Y.K. Hong, M.H. Park, H. Han, S.H. Gee, and G.W. Donohoe J. Appl. Phys. 97, 63905 (2005) - Micromagnetic configurations and switching mechanism in Pacman-shaped submicron Ni80Fe20 magnets
B.C. Choi, Y.K. Hong, M.H. Park, H. Han, S.H. Gee, and G.W. Donohoe IEEE Trans. Magn. 41, 2709 (2005) - Magnetization switching dynamics depending on as-patterned magnetization state in magnetic thin film elements
B.C. Choi, B.R. Pujada, Y.K. Hong, M.H. Park, H. Han, S.H. Gee, and G.W. Donohoe IEEE Trans. Magn. 41, 3109 (2005) - Micromagnetic domain structures and magnetization switching mechanism in submicron thin film elements
H. Han, Y.K. Hong, M.H. Park, B.C. Choi, S.H. Gee, J. Jabal, G. Abo, A. Lyle, B. Wong, and G.W. Donohoe IEEE Trans. Magn. 41, 4341 (2005) - Interaction effect on switching behaviors of patterned Pac-man array
J. Ho, F.C. Khanna, and B.C. Choi Phys. Rev. Lett. 92, 97601 (2004) - Radiation-spin interaction, Gilbert damping, and spin torque (This article has been selected for the March 15, 2004 issue of Virtual Journal of Nanoscale Science & Technology.)
B.R. Pujada, J. Svendsen, K. O. Chipeniuk, B.C. Choi, M.H. Park, Y.K. Hong, S.H. Gee, and D.W. Erickson J. Appl. Phys. 96, 4362 (2004) - Magnetic switching depending on as-patterned magnetization state in Pac-man shaped Ni80Fe20 submicron elements
J. Ho, F.C. Khanna, and B.C. Choi Phys. Rev. B. 70, 172402 (2004) - Combination of dyanmical invariant method and radiation-spin interaction to calculate magnetization damping
H.C. Shin, J.H. Oh, B.C. Choi, and S.C. Choi Phys. Stat. Sol. (c) 1, 3748 (2004) - Design of an energy conversion system with decomposition of H2O and CO2 using ferrites
M.H. Park, Y.K. Hong, S.H. Gee, D.W. Erickson, T. Tanaka, and B.C. Choi J. Appl. Phys. 95, 7019 (2004) - Effect of shape anisotropy on switching behaviors of Pac-man Ni80Fe20 submicron elements
B.C. Choi, G. Arnup, M. Belov, and M.R. Freeman J. Appl. Phys. 95, 6540 (2004) - Novel phenomena in dynamic domain configurations in mesoscopic magnetic thin film elements
B.C. Choi, A. Krichevksy, and M.R. Freeman Proceedings of the IEEE, Vol. 91, No. 5, 781 (2003) - Ultrafast Magnetization Imaging (Special issue on Spintronics, an invited review article on the topic of spintronics)
M.H. Park, Y.K. Hong, S.H. Gee, D.W. Erickson, and B.C. Choi Appl. Phys. Lett. 83, 329 (2003) - Magnetization configuration and switching behavior of newly shaped submicron NiFe elements: Pac-man shape
W.Y. Lee, K.H. Shin, B.C. Choi, and J.A.C. Bland J. Magn. Magn. Mater. 239, 103 (2002) - Magnetization reversal dynamics in Ni80Fe20 thin films
B.C. Choi, M. Belov, W.K. Hiebert, G.E. Ballentine, and M.R. Freeman Phys. Rev. Lett. 86, 728 (2001) - Ultrafast magnetization reversal dynamics investigated by time domain imaging (This article has been highlighted by the journal, "Movies show quick magnetic flips", Physical Review Focus 7, Story 3, 19 January 2001)
B.C. Choi, G.E. Ballentine, M. Belov, and M.R. Freeman Phys. Rev. B 64, 144418 (2001) - Bias field dependence of the spatiotemporal evolution of magnetization reversal in a mesoscopic Ni80Fe20 element
M.R. Freeman and B.C. Choi Science 294, 1484 (2001) - Advances in magnetic microscopy (Invited article on the topic of magnetic imaging techniques)
B.C. Choi, G.E. Ballentine, M. Belov, W.K. Hiebert, and M.R. Freeman Mat. Res. Soc. Symp. Proc., 648, P4.9 (2001) - Ultrafast magnetization reversal dynamics on a micrometer-scale thin film element studied by time domain imaging
B.C. Choi, G.E. Ballentine, M. Belov, W.K. Hiebert, and M.R. Freeman J. Appl. Phys. 89, 7171 (2001) - Pico-second time-resolved magnetization reversal dynamics in Ni80Fe20 microstructure
W.Y. Lee, A. Samad, T.A. Moore, J.A.C. Bland, and B.C. Choi J. Appl. Phys. 87, 6600 (2000) - Dynamic hysteresis behavior in epitaxial spin-valve structures
S. Hope, B.C. Choi, P.J. Bode, and J.A.C. Bland Phys. Rev. B 61, 5876 (2000) - Direct observation of the stabilization of ferromagnetic order by magnetic anisotropy
W.Y. Lee, A. Samad, T.A. Moore, J.A.C. Bland, and B.C. Choi Phys. Rev. B 61, 6811 (2000) - Magnetization reversal dynamics in epitaxial spin-valve structures
B.C. Choi, A. Samad, C.A.F. Vaz, S. Langridge, J. Penfold, and J.A.C. Bland Appl. Phys. Lett. 77, 892 (2000) - Layer selective determination of magnetization vector configurations in an epitaxial double spin valve structure: Si(001)/Cu/Co/Cu/FeNi/Cu/Co/Cu
W.Y. Lee, Y.B. Xu, S.M. Gardiner, J.A.C. Bland, and B.C. Choi J. Appl. Phys. 87, 5926 (2000) - Sweep rate-dependent magnetization reversal in epitaxial Fe/GaAs(001) and Fe/InAs(001) thin films
W.Y. Lee, C.C. Yao, A. Hirohata, Y.B. Xu, H.T. Leung, S.M. Gardiner, S. McPhall, B.C. Choi, D.G. Hasko, and J.A.C. Bland J. Appl. Phys. 87, 3032 (2000) - Domain nucleation processes in mesoscopic NiFe wire junctions
W.Y. Lee, S. Gadelis, B.C. Choi, Y.B. Xu, C.G. Smith, C.H.W. Barnes, D.A. Ritchie, E.H. Linfield, and J.A.C. Bland J. Appl. Phys. 85, 6682 (1999) - Magnetization reversal and magnetoresistance in a lateral spin-injection device
B.C. Choi, and P.J. Bode, and J.A.C. Bland Phys. Rev. B 59, 7029 (1999) - Magnetic anisotropy strength and surface alloy formation in Mn/Co/Cu(001) overlayers
W.Y. Lee, B.C. Choi, J. Lee, C.C. Yao, Y.B. Xu, D.G. Hasko, and J.A.C. Bland Appl. Phys. Lett. 74, 1609 (1999) - Dynamic scaling of magnetic hysteresis in micron-sized Fe80Ni20 discs
B.C. Choi, and P.J. Bode, and J.A.C. Bland J. Appl. Phys. 85, 5063 (1999) - Structure and magnetic properties of c(2×2) Mn-Co(001) surface alloy grown on Cu(001)
J.A.C. Bland, S. Hope, B.C. Choi, and P.J. Bode J. Appl. Phys. 85, 4613 (1999) - Magnetic anisotropy engineering in in-plane magnetised ultrathin ferromagnetic films (invited)
J.A.C. Bland, B.C. Choi, S. Hope, and M. Tselepi J. Mag. Mag. Mat. 197, 8 (1999) - Atomic scale evolution of magnetic anisotropies (invited)
A. Samad, B.C. Choi, J.A.C. Bland, S. Langridge, and J. Penfold Phys. Rev. B 60, 7304 (1999) - Layer dependent magnetic moment distribution in an epitaxial double spin valve structure: Si(001)/Cu/FeNi/ Cu/Co/Cu/FeNi/Cu
W.Y. Lee, B.C. Choi, Y.B. Xu, and J.A.C. Bland Phys. Rev. B 60, 10216 (1999) - Magnetization reversal dynamics in epitaxial Fe/GaAs(001) thin films
B.C. Choi, W.Y. Lee, A. Samad, and J.A.C. Bland Phys. Rev. B 60, 11906 (1999) - Dynamics of magnetisation reversal in ultrathin polycrystalline Ni80Fe20 films
B.C. Choi, S. Hope, E. Gu, and J.A.C. Bland J. Mag. Mag. Mat. 198-199, 345 (1999) - Magnetic easy axis engineering in ultrathin Cu/Co/Cu(110)
W.Y. Lee, Y.B. Xu, C.A.F. Vaz, H.T. Leung, A. Hirohata, B.C. Choi, J.A.C. Bland, F. Rousseaux, E. Cambril, and H. Launois IEEE Trans. Magn. 35, 3883 (1999) - Effect of junction on switching field and reversal behaviour in permalloy wires
W.Y. Lee, H.T. Leung, W. Zhang, Y.B. Xu, A. Hirohata, B.C. Choi, D.G. Hasko, and J.A.C. Bland IEEE Trans. Magn. 35, 3475 (1999) - Magnetisation reversal and magnetic anisotropy in Co network nanostructures
B.C. Choi, A. Samad, W.Y. Lee, S. Langridge, J. Penfold, and J.A.C. Bland IEEE Trans. Magn. 35, 3847 (1999) - Layer selective magnetic moment distribution in an epitaxial double spin valve structure: Si(001)/Cu/FeNi/ Cu/Co/Cu/FeNi/Cu
S. Hope, E. Gu, B.C. Choi, and J.A.C. Bland Phys. Rev. Lett. 80, 1750 (1998) - Spin Engineering in Ultrathin Cu/Co/Cu(110)
J.A.C. Bland, S. Hope, M. Tselepi, and B.C. Choi J. Phys. D: Appl. Phys. 31, 1 (1998) - Atomic scale evolution of magnetic anisotropies
B.C. Choi, P.J. Bode, and J.A.C. Bland Phys. Rev. B 58, 5166 (1998) - Formation of two-dimensional c(2×2) Mn-Co(001) ferromagnetic surface alloy on Cu(001)
B.C. Choi, S. Hope, E. Gu, and J.A.C. Bland IEEE Trans. Magn. 34, 1222 (1998) - Magnetic easy axis engineering in ultrathin Cu/Co/Cu(110) structures
S. Folsch, B.C. Choi, and K.H. Rieder Surf. Sci. 377, 851 (1997) - Structure of ultrathin iron films on a highly asymmetrical substrate: Fe/Cu(311)
B.C. Choi, S. Folsch, M. Farle, and K.H. Rieder Phys. Rev. B 56, 3271 (1997) - Correlation of magnetic properties with structure and morphology in ultrathin Fe films on Cu(311)
S. Folsch, B.C. Choi, and K.H. Rieder Phys. Rev. B 54, 10855 (1996) - Ultrathin epitaxial iron films on a highly asymmetrical substrate: Fe/Cu(311)
S. Folsch, B.C. Choi, and K.H. Rieder Appl. Phys. Lett. 69, 155 (1996) - Morphology of strained epitaxial Fe films on Cu(311)