Publications

 Journal Papers

79. S. G. Je, H. S. Han, S. K. Kim, S. A. Montoya, W. Chao, I. S. Hong, E. E. Fullerton, K. S. Lee, K. J. Lee, M. Y. Im, J. I. Hong, "Direct demonstration of topological stability of magnetic skyrmions via topology manipulation", ACS Nano 14, 3251 (2020).

78. M. S. Jung, T. H. Kim, M. Y. Im, J. I. Hong, "Overcoming the limits of exchange bias effect in the magnetic thin films by introducing nanostructured internal interfaces", Journal of Magnetism and Magnetic Materials 494, 165814 (2020).


77. L. Huang, J. W. Kim, S. H. Lee, S. D. Kim, V. M. Tien, K. P. Shinde, J. H. Shim, Y. Shin, H. J. shin, S. Kim, J. Park, S. Y. Park, Y. S. Choi, H. J. Kim, J. I. Hong, D. E. Kim, D. H. Kim, "Direct observation of terahertz emission from ultrafast spin dynamics in thick ferromagnetic films", Applied Physics Letters 115, 142404 (2019)

76. H. J. Kim, S. G. Je, D. H. Jung, K. S. Lee, J. I. Hong, "Field-free control of exchange bias by spin Hall currents", Applied Physics Letters 115, 021101 (2019)

75. H. J. Kim, M. S. Jung, C. Y. You, J. I. Hong, "Controllable magnetic anisotropy of ferromagnet/antiferromagnet bilayers coupled with piezoelectric strain", Acta Materialia 171, 170-175 (2019).

74. W. S. Jeong, M. J. Kim, J. H. Ha, N. A. B. Zulkifli, J. I. Hong, C. G. Kim, S. W. Lee, "Accurate, hysteresis-free temperature sensor for health monitoring using a magnetic sensor and pristine polymer", RSC Advances 9, 7885-7889 (2019).

73. M. Y. Im, H. S. Han, M. S. Jung, Y. S. Yu. S. S. Lee, S. S. Yoon, W. Chao, P. Fisher, J. I. Hong, K. S. Lee, "Dynamics of the Bloch point in an asymmetric permalloy disk", Nature Communications 10, 593 (2019).


72. J. S. Kwon, H. K. Hwang, J. I. Hong, C. Y. You, "Bidirectional propagation of tilting domain walls in perpendicularly magnetized T shaped structure with the interfacial Dzyaloshinskii-Moriya interaction", Scientific Reports 8, 18035 (2018).

71. H. K. Hwang, J. Kwon, K. S. Lee, J. I. Hong, C. Y. You, "Memristive behavior of field-driven domain-wall motion in a width-modulated structure with multiple Hall crosses", Journal of Applied Physics 124, 193902 (2018).

70. M. Hofherr, S. Moretti, J. Shim, S. Hauser, N. Y. Safonova, M. Stiehl, A. Ali, S. Sakshath, J. W. Kim, D. H. Kim, H. J. Kim, J. I. Hong, H. C. Kapteyn, M. M. Murnane, M. Cinchetti, D. Steil, S. Mathias, B. Stadtmuller, M. Albrecht, D. E. Kim, U. Nowak, and M. Aeschlimann, "Induced versus intrinsic magnetic moments in ultrafast magnetization dynamics", Physical Review B 98, 174419 (2018).

69.  D. W. Jin, Y. J. Ko, D. S. Kong, H. K. Kim, J. H. Ha, M. B. Lee, J. I. Hong, J. H. Jung, "Thermal stability and Young's modulus of mechanically exfoliated flexible mica", Current Applied Physics 18, 1486-1491 (2018).

68. S. G. Je, M. S. Jung, M. Y. Im, J. I. Hong, "Electric current control of creation and annihilation of sub-100nm magnetic bubbles examined by full-field transmission soft X-ray microscopy", Current Applied Physics 18, 1201-1204 (2018).

67. J. W. Choi, S. H. Chang, J. I. Hong, D. R. Lee, "Investigation spintronic and advanced functional materials using synchrotron x-rays", Current Applied Physics 18, 1171-1173 (2018).

66. H. W. Noh, S. M. Jeong, J. H. Cho, J. I. Hong, "Ultrahigh Photosensitivity of Polar Surfaces in Single Crystalline ZnO Nanoplates", Nanoscale 10, 6801-6805 (2018).

65. J. S. Kim, H. J. Lee, J. I. Hong, C. Y. You, "Field driven magnetic racetrack memory accompanied with the interfacial Dzyaloshinskii-Moriya interaction", Journal of Magnetism and Magnetic Materials 445, 45-53 (2018).


64. M. S. Jung, M.Y. Im, B.H. Lee, N.K. Kim, K.S. Lee, J. I. Hong, "Magnetism of the hypo-oxide state at the diffuse interface between the ferromagnet and antiferromagnet phases", Nanoscale 9, 14023 (2017).

63. S. H. Woo, K. M. Song, H. S. Han, M. S. Jung, M. Y. Im, K. S. Lee, K. S. Song, P. Fischer, J. I. Hong, J. W. Choi, "Spin-orbit torque-driven skyrmion dynamics revealed by time-resolved X-ray microscopy", Nature Communications 8, 15573 (2017).

62. M. Y. Im, P. Fischer, H. S. Han, A. Vogel, M. S. Jung, W. Chao, Y. S. Yu, G. Meier, J. I. Hong, K. S. Lee, "Simultaneous control of magnetic topologies for reconfigurable vortex arrays", NPG Asia Materials 9, e348 (2017).


61. H. S. Song, K. D. Lee, S. H. Yang, J. W. Sohn, H. J. Kim, C. Y. You, B. G. Park, S. Parkin, S. C. Shin, J. I. Hong, "Effect of microstructures on the Gilbert damping in Co/Ni multilayers", Current Appled Physics 16, 1349 (2016).

60. H. S. Song, K. D. Lee, C. Y. You, B. G. Park, J. I. Hong, "Geometric size effect on the extrinsic Gilbert damping in laterally confined magnetic structures", Journal of Magnetism and Magnetic Materials 406, 129 (2016).

59. S. M. Kang, S. S. Ha, W. G. Jung, M. S. Park, H. S. Song, B. J. Kim, J. I. Hong, "Two-dimensional nanoplates of Bi2Te3 and Bi2Se3 with reduced thermal stability", AIP Advances 6, 025110 (2016).


68. W. S. Yoo, S. M. Choo, K. J. Lee, C. Y. You, J. I. Hong, M. H. Jung, "Exchange Bias Effect Determined by Anisotropic Magnetoresistance in CoxNi1-xO/Ni0.8Fe0.2 Bilayer System", IEEE Transactions on Magnetics 51, 4800304 (2015).

57. K. D. Lee, Y. M. Kim, H. S. Song, C.Y. You, J. I. Hong, B. G. Park, "Speed and stability of magnetic chiral motion in a chain of asymmetric thin nanodots", Applied Physics Express 8, 103003 (2015).

56. H. S. Song, K. D. Lee, C. Y. You, S. H. Yang, S. Parkin, B. G. Park, J. W. Sohn, J. I. Hong, S. C. Shin, "Intrinsic and extrinsic Gilbert damping in exchange-biased IrMn/Cu/CoFe trilayer films", Appled Physics Express 8, 053002 (2015).

55. S. M. Jeong, J. H. Kim, S. K. Song, J. P. Seo, J. I. Hong, N. Y. Ha, H. Takezoe, J. W. Jeong, H. M. Kim, "Conductive, flexible transparent electrodes based on mechanically rubbed nonconductive polymer containing silver nanowires", RSC Advances 5, 51086 (2015).


54. M. Y. Im, K. S. Lee, A. Vogel, J. I. Hong, G. Meier, P. Fischer, "Stochastic formation of magnetic vortex structures in asymmetric disks triggered by chaotic dynamics", Nature Communications 5, 5620 (2014).

53. S. Raghavan, S. N. Melkote, J. I. Hong, "Modeling of Laser-Tempering Process for Hyper-Eutectoid Steels", Metallurgical and Materials Transactions A-Physical Metallurgy and Materials Sceience 45A, 2612 (2014).


52.  P. Fischer, M. Y. Im, J. I. Hong, "Soft X-ray microscopy: Facing the mesoscale challenge in magnetism", Proceedings of SPIE 8813, 2K (2013). 

51.  J. I. Hong, Y. Ding, K. S. Moon, C. P. Wong, "Enhanced Diffusion of Silver Atoms on the Surface of Nanoparticles at Low Temperatures", Journal of Electronic Packaging 135, 011002 (2013).

50.  A. R. Aiyar, J. I. Hong, J. Izumi, D. Choi, N. Kleinhenz, E. Reichmanis, "Ultrasound-induced ordering in poly(3-hexylthiophene): Role of molecular and parameters on morphology and charge transport", ACS Applied Materials and Interfaces 5, 2368 (2013).

 

49.  J. H. Jung, C. Y. Chen, W. W. Wu, J. I. Hong, B. K. Yun, Y. Zhou, N. Lee, W. Jo, L. J. Chen, L. J. Chou, Z. L. Wang, "In situ Observation of Dehydration-Induced Phase Transformation from Na2Nb2O6-H2O to NaNbO3", Journal of Physical Chemistry C 116, 22261 (2012).

48.   N. Fukata, M. Mitome, T. Sekiguchi, Y. Bando, M. Kirkham, J. I. Hong, Z. L. Wang, R. L. Snyder, "Characterization of Impurity Doping and Stress in Si/Ge and Ge/Si Core-Shell Nanowires", ACS Nano 6, 8887 (2012).

47.     A. R. Aiyar, J. I. Hong, E. Reichmanis, " Regioregularity and Intra-chain Ordering: Impact on the Nanostructure and Charge Transport in Two Dimensional Assemblies of Poly(3-Hexyl)Thiophene", Chemistry of Materials 24, 2845 (2012).

46.     S. Lee, J. I. Hong, C. Xu, M. Lee, D. Kim, L. Lin, W. Hwang, Z. L. Wang, "Toward robust nanogenerator using aluminum substrate", Advanced Materials 24, 4398 (2012).

45.     X. Wang, Y. DIng, D. J. Yuan, J. I. Hong, Y. Liu, C. P. Wong, C. G. Hu, Z. L. Wang, "Reshaping the tips of ZnO nanowires by pulsed laser irradiation", Nano Research 5, 412 (2012).

44.     J. I. Hong, J. Choi, S. S. Jang, J. Gu, Y. Chang, G. Wortman, R. L. Snyder, Z. L. Wang, "Magnetism in Dopant-Free ZnO Nanoplates", Nano Letters 12, 576 (2012).

 

43.     J. H. Jung, M. Lee, J. I. Hong, Y. Ding, C. Y. Chen, L. J. Chou, Z. L. Wang, “Lead-free NaNbO3 Nanowires for High Output Piezoelectric Nanogenerator”, ACS Nano 5, 10041 (2011).

42.     A. Aiyar, J. I. Hong, R. Nambiar, D. Collard, E. Reichmanis, "Tunable crystallinity in regioregular poly(3-hexylthiophene) thin films and its impact on field effect mobility", Advanced Functional Materials 21, 2652 (2011).

41.    B. Park, A. Aiyar, J. I. Hong, E. Reichmanis, "Electrical contact properties between the accumulation layer and metal electrodes in ultrathin poly(3-hexylthiophene)(P3HT) field effect transistors", ACS Applied Materials and Interfaces 3, 1574 (2011).

40.     J. I. Hong, Y. Chang, Y. Ding, Z. L. Wang, and R. L. Snyder, "Growth of GaN films with controlled out-of-plane texture on Si wafers", Thin Solid Films 519, 3608 (2011).

 

39.  Y. Shen, J. I .Hong, Z. C. Peng, H. Fang, S. Zhang, S. X. Dong, R. L. Snyder, Z. L. Wang, "Tuning the shape and strain in micro/nanowires by a sideways physical deposition process", Journal of Physical Chemistry C 114, 21277 (2010).

38.  W. Lin, R. W. Zhang, S. S. Jang, C. P. Wang, and J. I. Hong, "Organic Aqua Regia - Powerful liquids for dissolving noble metals", Angewandte Chemie Int. Ed. 49, 7929 (2010).

37.  N. Fukata, K. Sato, M. Mitome, Y. Bando, T. Sekiguchi, M. Kirkham, J. I. Hong, Z. L. Wang, and R. L. Snyder, "Doping and Raman characterization of boron and phosphorus atoms in germanium nanowires", ACS Nano 4, 3807 (2010).

36.  A. E. Berkowitz, J. I. Hong, S. K. McCall, E. Shipton, K. T. Chan, T. Leo, and D. J. Smith, "Refining the exchange anisotropy paradigm: Magnetic and microstructural heterogeneity at the Permalloy-CoO interface", Physical Review B 81, 134404 (2010).

35.  Y. Shen, J. I. Hong, S. Xu, H. Fang, S. Zhang, Y. Ding, R. L. Snyder, Z. L. Wang, “A general approach for fabricating arc shaped composite nanowire arrays by pulsed laser deposition”, Advanced Functional Materials 20, 703 (2010).

 

34.  S. S. Lin, J. I. Hong, J. H. Song, Y. Zhu, H. P. He, Z. Xu, Y. G. Wei, Y. Ding, R. L. Snyder, Z. L. Wang, “Phosphorous doped Zn1-xMgxO nanowire arrays”, Nano Letters 9, 3877 (2009).

33.  V. Solomon, D. J. Smith, J. I. Hong, A. E. Berkowitz, "Electron microscopy characterization of Fe-Ga and Fe-Si-B fine particles", Microscopy and Microanalysis 15, 112 (2009).

32.  J. Bae, J. I. Hong, W. H. Han, Y. J. Choi, R. L. Snyder, “Superior field emission properties of ZnO nanocones synthesized by pulsed laser deposition”, Chem. Phys. Lett. 475, 260 (2009).

31.  J. I. Hong, J. Bae, Z. L. Wang, R. L. Snyder, “Room-temperature, texture-controlled growth of ZnO thin films and their application for growing aligned ZnO nanowire arrays”, Nanotechnology 20, 085609 (2009); featured in http://nanotechweb.org.

 

30.  E. Blackburn, C. Sanchez-Hanke, S. Roy, D. J. Smith, J. I. Hong, K. T. Chan, A. E. Berkowitz, S. K. Sinha, “Pinned Co moments in a polycrystalline permalloy/CoO exchange-biased bilayer”, Physical Review B 78, 180408 (2008).

29.  A. Ogden, J. A. Corno, J. I. Hong, A. Fedorov, J. L. Gole, “Maintaining particle size in the transformation of anatase to rutile titania nanostructures”,Journal of Physics and Chemistry of Solids 69, 2898 (2008).

28.  A. E. Berkowitz, G. F. Rodriguez, J. I. Hong, K. An, T. Hyeon, N. Agarwal, D. J. Smith, and E. E. Fullerton, “Monodispersed MnO nanoparticles with epitaxial Mn3O4shells”, Journal of Physics D-Applied Physics 41, 134007 (2008).

27.  J. I. Hong, F. T. Parker, V. C. Solomon, P. Madras, D. J. Smith, A. E. Berkowitz, “Fabrication of spherical particles with mixed amourphous/crystalline nanostructured cores and insulating oxide shells”,Journal of Materials Research 23, 1758 (2008).

26.  A. E. Berkowitz, G. F. Rodriguez, J. I. Hong, K. An, T. Hyeon, N. Agarwal, D. J. Smith, and E. E. Fullerton,“Antiferromagnetic MnO Particles with Ferrimagnetic Mn3O4 Shells: A Doubly-Inverted Core-Shell System”, Physical Review B 77, 024403 (2008).

 

25.  S. Roy, C. Sanchez-Hanke, S. Park, M. R. Fitzsimmons, Y. J. Tang, J. I. Hong, D. J. Smith, B. J. Taylor, X. Liu, M. B. Maple, A. E. Berkowitz, C. C. Kao, S. K. Sinha, “Evidence of modified ferromagnetism at a buried permalloy/CoO interface at room temperature”,Physical Review B 75, 014442 (2007).

24.  V. C. Solomon, J. I. Hong, Y. Tang, Ami E. Berkowitz, and David J. Smith, “Electron microscopy investigation of spark-eroded Ni-Mn-Ga ferromagnetic shape memory alloy particles”, Scripta Materialia 56, 593 (2007).

23.  T. Leo, J. I. Hong, A. E. Berkowitz, D. J. Smith, “Correlation of microstructure and magnetic properties for exchange-biased Co ferromagnets grown above and below the diluted antiferromagnet Co(Mg)O”, Journal of Applied Physics 102, 123904 (2007).

 

22.  J. I. Hong, V. C. Solomon, D. J. Smith, F. T. Parker, A. E. Berkowitz, E. M. Summers, “One-step production of optimized Fe-Ga particles by spark erosion”,Applied Physics Letters 89, 142506 (2006).

21.  D. W. Lee, S. X. Wang, Y. J. Tang, J. I. Hong, A. E. Berkowitz, “Permeability of fine magnetic particles: Measurements, calibration, and pitfalls”, IEEE Transactions on Magnetics 42, 3335 (2006).

20.  J. I. Hong, T. Leo, D. J. Smith, A. E. Berkowitz, “Enhancing exchange bias by diluted antiferromagnets”, Physical Review Letters 96, 117204 (2006).

19.  J. I. Hong, L. S. Schadler, R. W. Siegel, E. Martensson, “Electrical Behavior of Low Density Polyethylene Containing an Inhomogeneous Distribution of ZnO Nanoparticles”, Journal of Materials Science 41, 5810 (2006).

 

18.  A. E. Berkowitz, M. F. Hansen, R. H. Kodama, Y. J. Tang, J. I. Hong, D. J. Smith, “Establishing exchange bias below TN with polycrystalline Ni0.52Co0.48O-Co bilayers”, Physical Review B 72, 134418 (2005).

17.  J. I. Hong, P. Winberg, L. S. Schadler, R. W. Siegel,“Dielectric properties of zinc oxide/low density polyethylene nanocomposites”, Materials Letters. 59, 473 (2005).

16.  J. I. Hong, S. Sankar, A. E. Berkowitz, W. F. Egelhoff, Jr., “On the perpendicular anisotropy of Co/Pd multilayers”, Journal of Magnetism and Magnetic Materials 285, 359 (2005).

 

15.  K. S. Cho, J. I. Hong, C. I. Chung, “Effects of ZnO nanoparticles on thermal stabilization of polymers”, Polymer Engineering and Science 44, 1702 (2004).

14.  D. L. Ma, R. W. Siegel, J. I. Hong, L. S. Schadler, E. Martensson, C. Onneby, “Influence of nanoparticle surfaces on the electrical breakdown strength of nanoparticle-filled low-density polyethylene”, Journal of Materials Research 19, 857 (2004).

 

13.  D. L. Ma, L. S. Schadler, R. W. Siegel, J. I. Hong, “Preparation and structure investigation of nanoparticle-assembled titanium dioxide microtubes”, Applied Physics Letters 83, 1839 (2003).

12.  J. I. Hong, L. S. Schadler, R. W. Siegel, E. Martensson, “Rescaled electrical properties of ZnO/LDPE nanocomposites”,Applied Physics Letters 82, 1956 (2003).

11.  R. Kober, A. Casey, B. P. Cowan, M. E. Digby, J. Li, J. Luo, C. P. Lusher, J. Saunders, D. Drung, T. Schurig, J. B. Kycia, J. I. Hong, D. N. Seidman, W. P. Halperin, “Low field DC SQUID nuclear magnetic resonance on single crystal UPt3”, Physica C 388-389, 523 (2003).

 

10.  J. I. Hong, K. S. Cho, C. I. Chung, L. S. Schadler, R. W. Siegel, “Retarded crosslinking of ZnO/LDPE nanocomposites”, Journal of Materials Research 17, 940 (2002).

9.  S. L. Cho, Y. H. Um, Y. Kim, G. K. L. Wong, J. B. Ketterson, J. I. Hong, “Bi epitaxy on polar InSb (111) A/B faces”, Journal of Vacuum Science and Technology A 20, 1191 (2002).

 

8.  D. A. Walko, J. I. Hong, T. V. Chandrasekhar Rao, Z. Wawrzak, D. N. Seidman, W. P. Halperin, M. J. Bedzyk, “Crystal structure assignment for the heavy-fermion superconductor, UPt3”, Physical Review B 63, 54522 (2001)

 

7.  J. Y. Li, M. Digby, A. Casey, C. Lusher, B. Cowan, J. Saunders, D. Drung, T. Schurig, J. B. Kycia, J. I. Hong, D. N. Seidman, W. P. Halperin, “Low-frequency broadband NMR on UPt3 using DC SQUIDs”,Physica B 284, 2107(2000)

6.  S. L. Cho, A. DiVenere, G. K. Wong, J.B. Ketterson, J. R. Meyer, J. I. Hong , “Bi/Sb superlattices grown by molecular beam epitaxy”,Journal of Vacuum Science and Technology A 17, 2987 (1999).

5.  S. Schottl, E. A. Schuberth, K. Flachbart, J. B. Kycia, J. I. Hong, D. N. Seidman, W. P. Halperin, “Anisotropic dc magnetization of superconducting UPt3 and antiferromagnetic ordering below 20 mK”,Physical Review Letters 82, 2378 (1999)

4.  S. L. Cho, A. DiVenere, G. K. Wong, J.B. Ketterson, J. R. Meyer, J. I. Hong, “Growth-mode modification of Bi on CdTe(111)A using Te monolayer deposition”, Physical Review B 58, 2324(1998).

3.  J. B. Kycia, J. I. Hong, M. J. Graf, J. A. Sauls, D. N. Seidman, W. P. Halperin, “Suppression of superconductivity in UPt3 single crystals”, Physical Review B 58, R603 (1998).

2.  J. B. Kycia, J. I. Hong, B. M. Davis, T. Langdo, D. N. Seidman, W. P. Halperin, “UPt3 crystal growth and characterization”,Czech. Journal of Physics 46, 775(1996).

1.  J. B. Kycia, B. M. Davis, J. I. Hong, M. W. Meisel, D. N. Seidman, W. P. Halperin,“The growth and characterization of high-quality UPt3 crystals”,Journal of Low Temperature Physics 101, 623(1995).

 


 

 

 Book

Rashid Ashirovich Ganeev, Rusen Yang, Jung-Il Hong, Bingqiang Cao, Ruiqian Guo, Tatsuo Okada and M. Samy El-Shall, Chapter 4 of "Nanomaterial: Laser-based Processing in Gas Phase" (Edited by Subhash Chandra Singh, Haibo Zeng, Chunlei Guo, Weiping Cai), Published by Wiley-VCH (ISBN 9783527327157) 2012.

 

 

 Patents

 

1. International (US, Cananda, Europe, Russia, China, Japan, etc.) Patent (US7868079) "Field grading material" by C. Onneby, A. Gustafsson, E. Martensson, L. Palmovist, R. Siegel, J. I. Hong, L. Schadler.

2. International (US, Europe, China, Japan, etc.) Patent (WO2005036563, US7923500, EP1656682, JP2007503101, CN1902716) "Nanocomposite with controlled electrical properties", R. Siegel, L. Schadler, D. Ma, J. I. Hong, E. Martensson, C. Onneby.

3. 국내특허 (등록번호/일자: 1017148620000/2017.03.03) "금속 나노 홀 어레이에 의한 표면 플라즈몬 현상을 이용한 금속 막 구조 투명 자석 및 금속 막 구조 투명 자석 제작 방법", 조창희, 송보경, 한승훈, 홍정일, 송현석

4. 국내특허 (등록번호/일자: 1017812890000/2017.09.18) "강자성-반강자성 나노 자성체 및 그 제조 방법", 홍정일, 정민승

5. 국내특허 (등록번호/일자: 1019767910000/2019.05.02) "블로흐 포인트 구조체를 이용한 메모리 디바이스 및 제조 방법", 이기석, 한희성, 홍정일, 임미영