Profile


 


Jonghwa Eom, Ph.D.
eom@sejong.ac.kr
http://dasan.sejong.ac.kr/~eom

Professor, Department of Physics, Sejong University
Research Associate, Naval Research Laboratory USA
Research Associate, University of Chicago
Ph.D. Department of Physics and Astronomy, Northwestern University (1998)
M.S. Department of Physics, Seoul National University
B.S. Department of Physics, Seoul National University


Publications
  • "Spin valve effect of NiFe/graphene/NiFe junctions," M. Zahir Iqbal, M. Waqas Iqbal, J. H. Lee, Y. S. Kim, S.-H. Chun, Jonghwa Eom, Nano Research 6, 373 (2013).
  • "The structural and electrical evolution of chemical vapor deposition grown graphene by electron beam irradiation induced disorder," M. Z. Iqbal, O. Kelekci, M. W. Iqbal, Jonghwa Eom, Carbon 59, 366 (2013).
  • "Raman fingerprint of doping due to metal adsorbates on graphene," M. W. Iqbal, Arun Kumar Singh, M. Z. Iqbal and Jonghwa Eom, J. Phys.: Condens. Matter 24, 335301 (2012).
  • "Molecular n-doping of chemical vapor deposition grown graphene," A. K. Singh, M. W. Iqbal, V. K. Singh, M. Z. Iqbal, J. H. Lee, S.-H. Chun, K. Shin and Jonghwa Eom, J. Mater. Chem. 22, 15168 (2012).
  • "Effect of e-beam irradiation on graphene layer grown by chemical vapor deposition," M. Z. Iqbal, Arun Kumar Singh, M. W. Iqbal, S. Seo, and Jonghwa Eom, J. Appl. Phys. 111, 084307 (2012).
  • "Nonlocal voltage in a spin field effect transistor with finite channel width," Jonghwa Eom, Hyun Cheol Koo, Joonyeon Chang, Suk Hee Han, Current Appl. Phys. 11, 276 (2011).
  • "Gate modulation of spin precession in a semiconductor channel," H. C. Koo, J. H. Kwon, Jonghwa Eom, Joonyeon Chang, S. H. Han and M. Johnson, J. Phys. D: Appl. Phys. 44, 064006 (2011).
  • "Electronic phase coherence and relaxation in graphene field effect transistor," Y. Oh, Jonghwa Eom, Hyun Cheol Koo, Suk Hee Han, Solid State Commun. 150, 1987 (2010).
  • "Control of Spin Precession in a Spin-Injected Field Effect Transistor," H.C. Koo, J.H. Kwon, Jonghwa Eom, J. Chang, S.H. Han, and M. Johnson, Science 325, 1515 (2009).
  • "Comparison of frictional forces on graphene and graphite," H. Lee, N. Lee, Y. Seo, Jonghwa Eom, and S.W. Lee, Nanotechnology 20, 325701 (2009).
  • "A spin field effect transistor using stray magnetic fields," H.C. Koo, Jonghwa Eom, J. Chang, and S.H. Han, Solid-State Electronics 53, 1016 (2009).
  • "Direct electrical observation of spin Hall effect in Bi film," J. Fan and Jonghwa Eom, Appl. Phys. Lett. 92, 142101 (2008).
  • "Electrical spin injection and detection in an InAs quantum well," Hyun Cheol Koo, Hyunjung Yi, Jae-Beom Ko, Joonyeon Chang, Suk-Hee Han, Donghwa Jung, Seon-Gu Huh, Jonghwa Eom, Appl. Phys. Lett. 90, 022101 (2007).
  • "Channel width effect on the spin-orbit interaction parameter in a two-dimensional electron gas," Jae Hyun Kwon, Hyun Cheol Koo, Joonyeon Chang, Suk-Hee Han, Jonghwa Eom, Appl. Phys. Lett. 90, 112505 (2007).
  • "Spin transport in polycrystalline Sb films," Seong-Hoon Kim, Jonghwa Eom, Joonyeon Chang, Suk-Hee Han, Appl. Phys. Lett. 89, 122116 (2006).
  • "Effective spin injection in Au film from pemalloy," Jang-Hae Ku, Joonyeon Chang, Hijung Kim, Jonghwa Eom, Appl. Phys. Lett. 88, 172510 (2006).
  • Split gate Hall effect devices, D. Jung, J. Eom, J. Chang, J. Song, S.-H. Han, Institute of Physics Conference Series 184, 179 (2005.6.1).
  • Ferromagnet/superconducting YBa2Cu3O7Kd bilayer devices, J. Eom, Mark B. Johnson, C.B. Eom, Solid State Communications, 133, 289 (2005.2.1).
  • Gate Controlled Hall E.ect Devices, Donghwa Jung, Jonghwa Eom, Joonyeon Chang, Jindong Song, Suk-Hee Han, Japanese Journal of Applied Physics, 43, L1305 (2004.9.1).
  • Novel phase modulation of magnetoresistance oscillations in Kondo/superconducting hybrid loops, Jonghwa Eom, Yun-Sok Shin, Hu-Jong Lee, Physica Status Solidi b, 241, 1494 (2004.5.1).
  • Local thermometry technique based on proximity-coupled superconductor' normal-metal'superconductor devices, Z. Jiang, H. Lim, V. Chandrasekhar, J. Eom, Applied Physics Letters, 83, 2190 (2003.9.15).
  • Superconducting proximity effect in the presence of strong spin scattering, J. Eom, J. Aumentado, V. Chandrasekhar, P.M. Baldo, L.E. Rehn, Solid State Communications, 127, 545 (2003.8.1).
  • Stray-Field-Driven Switchable Superconducting Devices, J. Eom, M. Johnson, Japanese Journal of Applied Physics, 42, 5030 (2003.8.1).
  • Proximity effect in superconductor/dilute magnetic metal hybrid structures, J. Eom, Journal of Korean Physical Society, 42, L313 (2003.3.1).
  • Quantum Hall ferromagnetism in a two-dimensional electron system, J. Eom, H. Cho, W. Kang, K.L. Campman, A.C. Gossard, M. Bichler, and W. Wegscheider, Science 289, 2320 (2000). [pdf (228KB)]
  • Thermopower of mesoscopic normal-metal/superconductor heterostructures, J. Eom, C.-J. Chien, and V. Chandrasekhar, Journal of Low Temperature Physics 118(5/6), 617 (2000). [pdf (786KB)]
  • Quantum Hall effect and anomalous transport in (TMTSF)2PF6, J. Eom, H. Cho, and W. Kang, Journal de Physique IV 9(10), 191 (1999).
  • Temperature evolution of the quantum Hall effect in the FISDW state: theory vs. experiment, V.M. Yakovenko, H.-S. Goan, J. Eom, and W. Kang, Journal de Physique IV 9(10), 191 (1999). [pdf (81KB)]
  • Proximity effect thermometer for local temperature measurements on mesoscopic samples, J. Aumentado, J. Eom, V. Chandrasekhar, P.M. Baldo, and L.E. Rehn, Appl. Phys. Lett. 75, 3554 (1999). [pdf (197KB)]
  • Thermoelectric effects in normal metal/superconductor interface structures, J. Eom, C-J. Chien, and V. Chandrasekhar, Supperlattices and Microstructures 25(5/6), 733 (1999). [pdf (312KB)]
  • Phase dependent thermopower in Andreev interferometers, Jonghwa Eom, Chen-Jung Chien, and Venkat Chandrasekhar, Phys. Rev. Lett. 81, 437 (1998). [pdf (249KB)]
  • Thermoelectric effects in mesoscopic AuFe spin-glass wires, G. Neuttiens, J. Eom, C. Strunk, H. Pattyn, C. Van Haesendonck, Y. Bruynseraede, and V. Chandrasekhar, Europhys. Lett. 42(2), 185 (1998). [pdf (344KB)]
  • Asymmetric nonlinear differential resistance of mesoscopic AuFe spin-glass wires, J. Eom, G. Neuttiens, C. Strunk, C. Van Haesendonck, Y. Bruynseraede, and V. Chandrasekhar, Phys. Rev. Lett. 77, 2276 (1996). [pdf (107KB)]
  • Conductance studies in a double-bend quantum structure, M. Hannan, R. W. Giannetta, R. Grundbacher, I. Adesida, J. Eom, and V. Chandrasekhar, Supperlattices and Microstructures 20, 427 (1996). [pdf (277KB)]
  • New phenomena in nanostructured materials, Y. Bruynseraede, M. Baert, V. Bruyndoncx, C.-J. Chien, J. Eom, V.V. Metlushko, G. Neuttiens, T. Puig, E. Rossel, C. Strunk, K. Temst, M.J. van Bael, V. Chandrasekhar, C. Van Haesendonck, and V.V. Moshchalkov, Physica Scripta T66: 16-23 (1996).
  • Absence of size dependence in the spin-glass resistivity of AuFe wires, G. Neuttiens, J. Eom, C. Strunk, V. Chandrasekhar, C. Van Haesendonck, and Y. Bruynseraede, Europhys. Lett. 34(8), 617 (1996). [pdf (856KB)]
  • Novel asymmetry in the differential resistance of AuFe spin-glass wires, J. Eom, G. Neuttiens, C. Strunk, C. Van Haesendonck, J. Verheyden, H. Pattyn, Y. Bruynseraede, and V. Chandrasekhar, Czechoslovak Journal of Physics 46, Suppl S4, 2345 (1996).
  • Proton glass with remaining ferroelectric order in Rb1-x(NH4)xH2AsO4 mixed crystals, Jonghwa Eom, Jong-Gul Yoon, and Sook-Il Kwun, Phys. Rev. B 44, 2826 (1991). [pdf (346KB)]