연구활동 Research activities

논문
  • [국외]
  • Rational design of redox active amorphous Ni-Mn phosphate anchored on vertical graphene nanohills (VGNHs) for solid-state energy storage device, JOURNAL OF ALLOYS AND COMPOUNDS 968 (2023)
  • Work function tuning of directly grown graphene via ultraviolet-ozone treatment for electrode application in organic photovoltaic devices, SURFACES AND INTERFACES 41 (2023)
  • A Simple Method to Produce an Aluminum Oxide-Passivated Tungsten Diselenide/n-Type Si Heterojunction Solar Cell with High Power Conversion Efficiency, INTERNATIONAL JOURNAL OF ENERGY RESEARCH 2023 (2023)
  • Strong electron-phonon coupling driven charge density wave states in stoichiometric 1T-VS2 crystals, JOURNAL OF MATERIALS CHEMISTRY C 10 (2022)
  • Urea-Assisted Nickel-Manganese Phosphate Composite Microarchitectures with Ultralong Lifecycle for Flexible Asymmetric Solid-State Supercapacitors: A Binder-Free Approach, ENERGY & FUELS (2022)
  • Novel core-shell structured electrocatalyst with 1D-NiTe2 over 3D metal structure for efficient hydrogen evolution reactions, JOURNAL OF ALLOYS AND COMPOUNDS 918 (2022)
  • Ultrafast interfacial carrier dynamics and persistent topological surface states of Bi2Se3 in heterojunctions with VSe2, COMMUNICATIONS PHYSICS 5 (2022)
  • Development of amorphous Fe-doped nickel-cobalt phosphate (FexNiCo(PO4)(2)) nanostructure for enhanced performance of solid-state asymmetric supercapacitors, INTERNATIONAL JOURNAL OF ENERGY RESEARCH 46 (2022)
  • Emergent Topological Hall Effect from Exchange Coupling in Ferromagnetic Cr2Te3/ Noncoplanar Antiferromagnetic Cr2Se3 Bilayers, ACS NANO 16 (2022)
  • Simultaneous integration of low-level rhenium (Re) doping and nitrogen-functionalized 3D carbon backbone into nickel-iron hydroxide (NiFeOH) to amplify alkaline water electrolysis at high current densities, CHEMICAL ENGINEERING JOURNAL 435 (2022)
  • Binder-Free Synthesis of Nanostructured Amorphous Cobalt Phosphate for Resistive Memory and Artificial Synaptic Device Applications, ACS APPLIED ELECTRONIC MATERIALS 4 (2022)
  • The role of oxygen defects engineering via passivation of the Al2O3 interfacial layer for the direct growth of a graphene-silicon Schottky junction solar cell, APPLIED MATERIALS TODAY 26 (2022)
  • Highly Dispersed Pt Clusters on F-Doped Tin(IV) Oxide Aerogel Matrix: An Ultra-Robust Hybrid Catalyst for Enhanced Hydrogen Evolution, ACS NANO 16 (2022)
  • Vertical graphene on flexible substrate, overcoming limits of crack-based resistive strain sensors, NPJ FLEXIBLE ELECTRONICS 6 (2022)
  • Comparative Study of SnSe2 Exfoliation and the Photothermal Current from the Products, Crystal Growth & Design 21 (2021)
  • Coherent control of interlayer vibrations in Bi2Se3 van der Waals thin-films, Nanoscale 13 (2021)
  • Electronic structure and charge-density wave transition in monolayer VS2, Current Applied Physics 30 (2021)
  • MoS2@X2C (X = Mo or W) hybrids for enhanced supercapacitor and hydrogen evolution performances, Chemical Engineering Journal 421 (2021)
  • Engineering MoTe2 and Janus SeMoTe nanosheet structures: First-principles roadmap and practical uses in hydrogen evolution reactions and symmetric supercapacitors, Nano Energy 87 (2021)
  • Highly desirable platform for efficient hydrogen generation: electrodeposited CoP on N-doped vertical graphene, ACS Applied Energy Materials 4 (2021)
  • Experimental and theoretical insights to demonstrate the hydrogen evolution activity of layered platinum dichalcogenides electrocatalysts, Journal of Materials Research and Technology 12 (2021)
  • Proximity-Induced Magnetism Enhancement Emerged in Chiral Magnet MnSi/Topological Insulator Bi2Se3 Bilayer, Advanced Quantum Technologies 4 (2021)
  • Engineering MoSe2/WS2 Hybrids to Replace the Scarce Platinum Electrode for Hydrogen Evolution Reactions and Dye-Sensitized Solar Cells, ACS Applied Materials & Interfaces 13 (2021)
  • Skyrmion Phase in MnSi Thin Films Grown on Sapphire by a Conventional Sputtering, Nanoscale Research Letters 16 (2021)
  • Hybrid Design Using Carbon Nanotubes Decorated with Mo2C and W2C Nanoparticles for Supercapacitors and Hydrogen Evolution Reactions, ACS SUSTAINABLE CHEMISTRY & ENGINEERING 8 (2020)
  • One-Pot Synthesis of W2C/WS2 Hybrid Nanostructures for Improved Hydrogen Evolution Reactions and Supercapacitors, NANOMATERIALS 10 (2020)
  • Solar cell based on vertical graphene nano hills directly grown on silicon, CARBON 164 (2020)
  • Visualizing Orbital Content of Electronic Bands in Anisotropic 2D Semiconducting ReSe2, ACS NANO 14 (2020)
  • Engineering the novel MoSe2-Mo2C hybrid nanoarray electrodes for energy storage and water splitting applications, APPLIED CATALYSIS B-ENVIRONMENTAL 264 (2020)
  • In-Depth Structural Characterization of 1T-VSe2 Single Crystals Grown by Chemical Vapor Transport, CRYSTAL GROWTH & DESIGN 20 (2020)
  • Facile electrodeposition of V-doped CoP on vertical graphene for efficient alkaline water electrolysis, RSC ADVANCES 10 (2020)
  • Fabrication of MoSe2 decorated three-dimensional graphene composites structure as a highly stable electrocatalyst for improved hydrogen evolution reaction, RENEWABLE ENERGY 143 (2019)
  • Novel polymorphic phase of two-dimensional VSe2: the 1T ' structure and its lattice dynamics, NANOSCALE 11 (2019)
  • Fabrication of Robust Hydrogen Evolution Reaction Electrocatalyst Using Ag2Se by Vacuum Evaporation, NANOMATERIALS 9 (2019)
  • Synthesis of Mo2C and W2C Nanoparticle Electrocatalysts for the Efficient Hydrogen Evolution Reaction in Alkali and Acid Electrolytes, FRONTIERS IN CHEMISTRY 7 (2019)
  • Iridium on vertical graphene as an all-round catalyst for robust water splitting reactions, JOURNAL OF MATERIALS CHEMISTRY A 7 (2019)
  • Design and optimization of cobalt-encapsulating vertical graphene nano-hills for hydrogen evolution reaction, JOURNAL OF MATERIALS CHEMISTRY A 7 (2019)
  • Thickness-dependent efficiency of directly grown graphene based solar cells, CARBON 148 (2019)
  • Fabrication of MoS2/WSe2 heterostructures as electrocatalyst for enhanced hydrogen evolution reaction, APPLIED SURFACE SCIENCE 480 (2019)
  • Facile and cost-effective growth of MoS2 on 3D porous graphene-coated Ni foam for robust and stable hydrogen evolution reaction, JOURNAL OF ALLOYS AND COMPOUNDS 788 (2019)
  • Chrysanthemum-Like CoP Nanostructures on Vertical Graphene Nanohills as Versatile Electrocatalysts for Water Splitting, ACS SUSTAINABLE CHEMISTRY ENGINEERING 7 (2019)
  • Multiple surface conduction channels via topological insulator and amorphous insulator thin film multi-stacks, CURRENT APPLIED PHYSICS 19 (2019)
  • Surface spin accumulation due to the inverse spin Hall effect in WS2 crystals, 2D MATERIALS 6 (2019)
  • Design of Basal Plane Edges in Metal-Doped Nanostripes-Structured MoSe2 Atomic Layers To Enhance Hydrogen Evolution Reaction Activity, ACS SUSTAINABLE CHEMISTRY ENGINEERING 7 (2019)
  • Atomistic real-space observation of the van der Waals layered structure and tailored morphology in VSe2, NANOSCALE 11 (2019)
  • Chemical Vapor-Deposited Vanadium Pentoxide Nanosheets with Highly Stable and Low Switching Voltages for Effective Selector Devices, Acs Applied Materials & Interfaces 10 (2018)
  • WS(1-x)Sex Nanoparticles Decorated Three-Dimensional Graphene on Nickel Foam: A Robust and Highly Efficient Electrocatalyst for the Hydrogen Evolution Reaction, NANOMATERIALS 8 (2018)
  • Improved Hydrogen Evolution Reaction Performance using MoS2-WS2 Heterostructures by Physicochemical Process, ACS SUSTAINABLE CHEMISTRY ENGINEERING 6 (2018)
  • Bifunctional Electrodeposited 3D NiCoSe2/Nickle Foam Electrocatalysts for Its Applications in Enhanced Oxygen Evolution Reaction and for Hydrazine Oxidation, ACS SUSTAINABLE CHEMISTRY ENGINEERING 6 (2018)
  • Influence of an Al2O3 interlayer in a directly grown graphene-silicon Schottky junction solar cell, CARBON 132 (2018)
  • Facile Synthesis of Molybdenum Diselenide Layers for High-Performance Hydrogen Evolution Electrocatalysts, ACS Omega 3 (2018)
  • Induced superaerophobicity onto a non-superaerophobic catalytic surface for enhanced hydrogen evolution reaction, Acs Applied Materials & Interfaces 9 (2017)
  • Synthesis of MoS2(1-x)Se2x and WS2(1-x)Se2x alloys for enhanced hydrogen evolution reaction performance, INORGANIC CHEMISTRY FRONTIERS 4 (2017)
  • High-kappa dielectric oxide as an interfacial layer with enhanced photo-generation for Gr/Si solar cells, CARBON 125 (2017)
  • Durable graphene-coated bipolar plates for polymer electrolyte fuel cells, INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 42 (2017)
  • Enhanced photoresponse of ZnO quantum dot-decorated MoS2 thin films, RSC ADVANCES 7 (2017)
  • Direct synthesis of thickness-tunable MoS2 quantum dot thin layers: Optical, structural and electrical properties and their application to hydrogen evolution, NANO ENERGY 35 (2017)
  • Superaerophobic graphene nano-hills for direct hydrazine fuel cells, NPG ASIA MATERIALS 9 (2017)
  • Molecular beam epitaxy of large-area SnSe2 with monolayer thickness fluctuation, 2D MATERIALS 4 (2017)
  • Suppressed weak antilocalization in the topological insulator Bi2Se3 proximity coupled to antiferromagnetic NiO, NANOSCALE 9 (2017)
  • Hydrophobic Surface Treatment and Interrupted Atomic Layer Deposition for Highly Resistive Al2O3 Films on Graphene, ACS APPLIED MATERIALS INTERFACES 8 (2016)
  • Helicity-dependent photocurrent in a Bi2Se3 thin film probed by terahertz emission spectroscopy, PHYSICAL REVIEW B 94 (2016)
  • Surface and interface states of Bi2Se3 thin films investigated by optical second-harmonic generation and terahertz emission, APPLIED PHYSICS LETTERS 108 (2016)
  • Bright visible light emission from graphene, NATURE NANOTECHNOLOGY 10 (2015)
  • Polarized Raman spectroscopy with differing angles of laser incidence on single-layer graphene, NANOSCALE RESEARCH LETTERS 10 (2015)
  • Graphene film growth on sputtered thin Cu-Ni alloy film by inductively coupled plasma chemical vapor deposition, RSC ADVANCES 4 (2014)
  • Direct growth of patterned graphene on SiO2 substrates without the use of catalysts or lithography, NANOSCALE 6 (2014)
  • Direct Integration of Polycrystalline Graphene into Light Emitting Diodes by Plasma-Assisted Metal-Catalyst-Free Synthesis, ACS NANO 8 (2014)
  • Ordered growth of topological insulator Bi2Se3 thin films on dielectric amorphous SiO2 by MBE, NANOSCALE 5 (2013)
  • Focused-Laser-Enabled p-n Junctions in Graphene Field-Effect Transistors, ACS NANO 7 (2013)
  • Spin valve effect of NiFe/graphene/NiFe junctions, NANO RESEARCH 6 (2013)
  • Methane as an effective hydrogen source for single-layer graphene synthesis on Cu foil by plasma enhanced chemical vapor deposition, NANOSCALE 5 (2013)
  • Hall voltages without a magnetic field in a non-uniform two-dimensional electron system, JOURNAL OF PHYSICS-CONDENSED MATTER 25 (2013)
  • Graphitic carbon grown on fluorides by molecular beam epitaxy, NANOSCALE RESEARCH LETTERS 8 (2013)
  • Reduction of graphene damages during the fabrication of InGaN/GaN light emitting diodes with graphene electrodes, NANOTECHNOLOGY 23 (2012)
  • Carbon molecular beam epitaxy on various semiconductor substrates, MATERIALS RESEARCH BULLETIN 47 (2012)
  • Nanoscale investigation of charge transport at the grain boundaries and wrinkles in graphene film, NANOTECHNOLOGY 23 (2012)
  • Molecular n-doping of chemical vapor deposition grown graphene, JOURNAL OF MATERIALS CHEMISTRY 22 (2012)
  • Graphitic Carbon Growth on MgO(100) by Molecular Beam Epitaxy, JOURNAL OF PHYSICAL CHEMISTRY C 116 (2012)
  • Graphitic carbon growth on crystalline and amorphous oxide substrates using molecular beam epitaxy, Nanoscale Research Letters 6 (2011)
  • Nanocrystalline graphite growth on sapphire by carbon molecular beam epitaxy, JOURNAL OF PHYSICAL CHEMISTRY C 115-11 (2011)
  • Anomalous corrections to the Hall resistivity of spin-polarized holes in a two-dimensional GaAs/AlxGa1-xAs heterostructure, Physical Review B 80(12) (2009)
  • Angle dependence of planar Hall resistance and anisotropic magnetoresistance of (Ga, Mn)As and Permalloy microdevices, Journal of Applied Physics 104-8 (2008)
  • Metamorphic growth of InAlAs/InGaAs MQW and InAsHEMT structures on GaAs , PHYSICA E-LOW-DIMENSIONAL SYSTEMS & NANOSTRUCTURES 40-9 (2008)
  • Effect of ferromagnetic nanoparticles on the transport properties of a GaMnAs microbridge, Applied Physics Letters, American Institute of Physics 91-6 (2007)
  • Intrinsic anomalous Hall conductivity of GaMnAs solely governed by the carrier concentration, Journal of Magnetism and Magnetic Materials, Elsevier 310 (2007)
  • Interplay between Carrier and Impurity Concentrations in Annealed Ga1-xMnxAs: Intrinsic Anomalous Hall Effect, Physical Review Letters, American Physical Society 98-2 (2007)
  • Evidence of metallic clustering in annealed Ga1-xMnxAs from atypical scaling behavior of the anomalous Hall coefficient , Applied Physics Letters 89-10 (2006)
  • Vertical spin transport in MnAs/GaMnAs heterostructures, Journal of Magnetism and Magnetic Materials 304 (2006)
  • Temperature dependence of the anomalous Hall effect in ferromagnetic (Ga,Mn)As epilayers, phys.stat.sol. 3-3 (2006)
  • Fabrication and characterization of modulation-doped ZnSe/(Zn,Cd)Se (110) quantum wells: A new system for spin coherence studies, Journal of Superconductivity: Incorporating Novel Magnetism 18-2 (2005)
  • Magnetization dependent photoconductivity of Ga1-xMnxAs/ZnSe diode structures, Institute of Physics Conference Series 184-2 (2005)
  • Spin dependent transport in hybrid magnetic tunnel junctions, Institute of Physics Conference Series 184-2 (2005)

  •  
  • [국내]
  • WS2/CoSe2 heterostructure: A designed structure as catalysts for enhanced hydrogen evolution performance, JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY 65 (2018)
  • Measurement of the Intrinsic Anomalous Hall Effect in a 2D Hole Systemwith Rashba Spin-orbit Coupling, Journal of the Korean Physical Society 57-6 (2010)
  • Magnetoresistance of Planar Ferromagnetic Junction Defined by Atomic Force Microscopy, Journal of Magnetics 14-4 (2009)
  • Bias-dependent tunneling magnetoresistance of GaAs diodes with ferromagnetic (Ga,Mn)As layers, Journal of the Korean Physical Society 54(4) (2009)
  • Evidence for secondary ferromagnetic phases in the nuclear magnetic resonance spectra of GaMnAs epitaxial films and their nomina effect, Journal of the Korean Physical Society 52-2 (2008)
  • Magnetic Anisotropy and ac Susceptibility of (Ga,Mn)As, Journal of the Korean Physical Society, Korean Physical Society 50-3 (2007)
  • A study on the validity of the skew scattering model for the anomalous Hall Effect in low-temperature molecular-beam epitaxy gallium manganese arsenide, Journal of the Korean Physical Society 47-2 (2005)
특허
  • [국내]
  • 다기능성 전극, 2021-11 (등록)
  • 강자성 그래핀 및 이의 제조방법, 2020-02 (등록)
  • 수직 성장 그래핀을 포함하는 수소발생반응 촉매 전극 및 그 제조 방법, 2019-07 (등록)
  • 다기능성 전극, 2019-05 (출원)
  • 하이드라진 연료전지용 전극과 이를 포함하는 막 전극 접합체 및 연료전지, 2018-08 (등록)
  • 강자성 그래핀 및 이의 제조방법, 2018-06 (출원)
  • 수직 성장 그래핀을 포함하는 수소발생반응 촉매 전극 및 그 제조 방법, 2017-12 (출원)
  • 하이드라진 연료전지용 전극과 이를 포함하는 막 전극 접합체 및 연료전지, 2017-05 (출원)
  • 강자성 그래핀 및 이의 제조방법, 2017-05 (출원)
  • 그래핀층 상의 유전막을 포함하는 전자소자 및 그래핀층 상의 유전막의 형성 방법, 2016-08 (등록)
  • 그래핀층 상의 유전막을 포함하는 전자소자 및 그래핀층 상의 유전막의 형성 방법, 2014-12 (출원)
  • 그래핀의 제조방법, 2014-03 (등록)
  • 그래핀층 상의 유전체부 형성 방법, 2013-12 (출원)
  • 무촉매 그래핀 제조 방법 및 이를 이용한 반도체 발광소자 제조 방법, 2013-01 (출원)
  • 그래핀의 제조방법, 2012-07 (출원)
  • 대면적 그래핀 층을 포함하는 전자 장치 및 이의 제조방법, 2008-11 (출원)
학술발표
  • Molecular beam epitaxy and exotic Hall effects in topological quantum systems, 대한화학회 132회 학술발표회(대한화학회 ), 2023-10
  • High-speed acousto-optic modulation at optical communication band by ultrafast-laser-induced hypersonic vibrational coherence, 2023 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference(IEEE), 2023-06
  • Ultrafast switching oftopological invariants by light-driven interlayer vibrations, CLEO: Fundamental Science 2023(Optica (OSA)), 2023-05
  • Study of topological Hall effect in epitaxial structures of ferromagnetic material/non-coplanar antiferromagnetic material , 2022년 한국자기학회 동계학술대회(한국자기학회 ), 2022-11
  • Coherent higher-order interlayer phonon generation, 2022년 한국물리학회 가을학술발표회(한국물리학회), 2022-10
  • Topological Hall effect due to magnetic interaction at Cr2Te3/Cr2Se3 interface, 15th Asia Pacific Physics Conference (APPC15)(한국물리학회), 2022-08
  • CoP chrysanthemum-like nanostructures on vertical graphene nanohills as an efficient and robust electrocatalyst for water splitting, The 11th International Conference on Advanced Materials and Devices(The Korean Physical Society), 2019-12
  • Iridium on vertical graphene as an all-round catalyst for robust water splitting reaction, The 11th International Conference on Advanced Materials and Devices(The Korean Physical Society), 2019-12
  • Highly active hydrogen evolution reaction from metal-encapsulated vertical graphene nano-hills with ultrahigh mass activity , 2018년 가을학술논문발표회(한국물리학회), 2018-10
  • Flower-like CoP nanostructures / vertical graphene nanohills as efficient and stable electrocatalysts for water splitting, 2018년 가을학술논문발표회(한국물리학회), 2018-10
  • Highly active hydrogen evolution reaction from metalencapsulatedvertical graphene nano-hills, The 10th International Conference on Advanced Materials and Devices(한국물리학회), 2017-12
  • Circular photon drag effect in a Bi2Se3 film probed by terahertz emission spectroscopy, APS March meeting 2017(American Physical Society), 2017-03
  • A large-scale NEMS light-emitting array based on CVD graphene, SPIE OPTO(International Society for Optics and Photonics), 2017-01
  • Circular photon drag effect in a Bi2Se3 thin film investigated by terahertz emission spectroscopy, 2016년 가을학술논문발표회(한국물리학회), 2016-10
  • Modified atomic layer deposition with hydrophobic surface treatment yields highly-resistive Al2O3 films on graphene, 8th International Conference on Recent Progress in Graphene/2D Research(성균관대학교), 2016-09
  • NiCoSe nanosheets over 3D Ni foam as high performance electrocatalyst with low overpotential for efficient water oxidation, 8th International Conference on Recent Progress in Graphene/2D Research(성균관대학교), 2016-09
  • WSe2 heterostructures with p-type multi-layer graphene contacts, March meeting 2016(American Physical Society), 2016-03
  • Thin film growth and application of topological materials: graphene and Bi2Se3, 2015 Dasan Conference(한국물리학회), 2015-11
  • Interface states of Bi2Se3 thin films revealed by second harmonic generation and terahertz emission, 2015년 가을학술논문발표회(한국물리학회), 2015-10
  • Direct Integration of few-layer Graphene into Light Emitting Diodes, 17th International Symposium on the Physics of Semiconductors and Applications(The Korean Physical Society), 2014-12
  • Direct growth of polycrystalline graphene on LED and the device performances, International Conference on Diamond and Carbon materials 2014(Elsevier), 2014-09
  • Thin film growth of Dirac materials on amorphous insulators, 47회 한국진공학회 하계정기학술대회(한국진공학회), 2014-08
  • Growth of topological insulator Bi2Se3 thin films on amorphous for multi-channel structure, APS March meeting(American Physical Society), 2014-03
  • Improved adhesion of dielectrics on graphene by pre-treatment and thermal cycling, ICAMD2013(한국물리학회), 2013-12
  • Catalyst-free synthesis of few-layer graphene and its application into light emitting diodes as a transparent conducting electrode, RPGR2013(일본탄소학회,일본화학회,일본물리학회), 2013-09
  • One-step fabrication of few-layer graphene pattern on SiO2 without catalyst or lithography, IVC-19(프랑스진공학회,영국진공학회,IOP출판사 등), 2013-09
  • Carbon molecular beam epitaxy on MgO, RPGR2013(일본탄소학회,일본화학회,일본물리학회), 2013-09
  • Carbon molecular beam epitaxy on various substrates, PDI Topical Workshop on MBE-grown Graphene(Paul-Drude-Institute), 2013-09
  • Reduction of graphene damages during the fabrication of InGaN/GaN light emitting diodes with graphene electrodes, RPGR2013(일본탄소학회,일본화학회,일본물리학회), 2013-09
  • Methane as an effective hydrogen source for single-layer graphene synthesis on Cu foil by plasma enhanced chemical vapor deposition, RPGR2013(일본탄소학회,일본화학회,일본물리학회), 2013-09
  • InGaN/GaN lihgt emitting diodes with graphene directly grown by plasma enhanced chemical vapor deposition, ICNS-10(미국재료학회(MRS)), 2013-08
  • Catalyst-free synthesis of few-layer graphene and direct integration into light emitting diodes, ISPSA-16(한국물리학회), 2013-07
  • Focused-Laser-Enabled p-n Junctions in Graphene Field-Effect Transistors, 한국물리학회 봄 학술논문발표회(한국물리학회), 2013-04
  • Current-perpendicular-to-plane spin valve with graphene interlayer, 2012년 가을학술논문발표회(한국물리학회), 2012-10
  • Polarized Raman spectroscopy with differing angles of laser incidence on a single-layer graphene, 2012년 가을학술논문발표회(한국물리학회), 2012-10
  • Planar ferromagnetic junction defined by atomic force microscopy, WUN-SPIN-2012(Worldwide Universities Network), 2012-07
  • Molecular beam epitaxy of topological insulator, Bi2Se3, 2012년 봄학술논문발표회(한국물리학회), 2012-04
  • Thin film growth of Dirac materials: graphene and topological insulator, 2012년 봄학술논문발표회(한국물리학회), 2012-04
  • plasma-assisted graphene synthesis on Cu foil by RF-PECVD, ICAMD2011, 2011-12
  • Hall voltages of current-induced in-plane spin polarization in a non-uniform two-dimensional electron system, ICAMD2011, 2011-12
  • Detailed study of graphene synthesis on Cu foil by remote-plasma enhanced CVD, RPGR 2011 (한국그래핀연구회)(한국그래핀연구회), 2011-10
  • Graphene Synthesis on Cu-Ni alloy by Chemical Vapor Deposition, SSDM 2011, 2011-09
  • 그래핀을 이용한 청색 질화물 발광 다이오드의 공정 개발 및 특성 평가, 제4회 LED.반도체조명학회 국내학술대회, 2011-08
  • Carbon molecular beam epitaxy on various semiconductor substrates, IFFM 2011 & AFM-2 (한국진공학회)(한국진공학회), 2011-08
  • Carbon molecular beam epitaxy on various oxide substrates, ISPSA 2011 (한국물리학회)(한국물리학회), 2011-07
  • Molecular Beam Epitaxy Growth of Nanocrystalline Graphite on Sapphire, 2011년 봄학술논문발표회(한국물리학회)(한국물리학회), 2011-04
  • Growth of nanocrystalline graphite on sapphire by solid carbon source molecular beam epitaxy, 제40회 한국진공학회 동계학술발표회(한국진공학회)(한국진공학회), 2011-02
  • Measurement of intrinsic anomalous Hall effect in 2D hole system with Rashba spin-orbit coupling, ICAMD 2009 (한국물리학회)(한국물리학회), 2009-12
  • Planar magnetic junction devices fabricated by atomic force microscope lithography, 2007 동계학술연구발표회, 한국자기학회, 2007-12
  • Magnetoresistance and Planar Hall effect of GaMnAs, 2007년 가을학술발표회, 한국물리학회, 2007-10
  • 스핀분극된 이차원 양공계의 홀효과 측정, 2007년 가을학술발표회, 한국물리학회, 2007-10
  • Metamorphic growth of InAlAs/InGaAs MQW and HEMT structures on GaAs, APPC10, 한국물리학회, 2007-08
  • Influence of MnAs inclusions in the macroscopic magnetic and transport properties of GaMnAs, SPINTECH IV, NSF, 2007-06
  • Bias dependent tunneling magnetoresistance of GaAs diodes with ferromagnetic (Ga,Mn)As layers, ISAMMA2007, 한국자기학회, 2007-05
  • Intrinsic Anomalous Hall Effect in GaMnAs, 뫼스바우어 및 나노 심포지움, 한국자기학회, 2007-01
  • Magnetoresistance of GaAs p-i-n diode with a GaMnAs layer, 한국자기학회 2006년 동계학술연구발표회 및 자성 및 스핀트로닉스 국제학, 2006-11
  • GaMnAs/Co 나노자성체 하이브리드 소자의 특성, 한국자기학회 2006년 동계학술연구발표회 및 자성 및 스핀트로닉스 국제학, 2006-11
  • Pulse-induced magnetization switching in (Ga,Mn)As Hall bar, 한국자기학회 2006년 동계학술연구발표회 및 자성 및 스핀트로닉스 국제학, 2006-11
  • Intrinsic Anomalous Hall Effect in GaMnAs, 한국물리학회 2006 가을 학술논문발표회, 2006-10
  • Magnetic Anisotropy and AC susceptibility of Ga1-xMnxAs, 한국물리학회 2006 가을 학술논문발표회, 2006-10
  • Structural properties of In0.4Al0.6As/GaAs metamorphic layer using MBE, 한국물리학회 2006 가을 학술논문발표회, 2006-10
  • Conductivity control of Ga(Mn)As with array of ferromagnetic Co dots, International Symposium on the Physics of Semiconductors and Applicati, 2006-08
  • Intrinsic anomalous Hall conductivity of GaMnAs solely governed by the carrier concentration, International Conference on Magnetism 2006, 2006-08
  • Magnetic Anisotropy and AC susceptibility in Ga1-xMnxAs, International Symposium on the Physics of Semiconductors and Applicati, 2006-08
  • Pulse-induced magnetization switching in (Ga,Mn)As Hall bar, International Magnetic Conference 2006 (IEEE)(IEEE), 2006-05
  • Observation of disorder induced crossover in the underlying mechanisms for the anomalous Hall Effect and intrinsic spin currents in Ga1-xMnxAs, International Magnetic Conference 2006 (IEEE)(IEEE), 2006-05
  • Evidence of MnAs precipitates in a diluted magnetic semiconductor (Ga,Mn)As, APS March Meeting 2006 (American Physical Society)(American Physical Society), 2006-03
  • Fabrication and transport studies of (Ga,Mn)As nano-constrictions, 50th Magnetism and Magnetic Materials Conference (MMM2005)(MMM2005), 2005-10
  • Separate extraction of ordinary and anomalous contribution from the Hall resistance in (Ga,Mn)As, International Symposium on Compound Semiconductors (ISCS 2005)(ISCS 2005), 2005-09
  • Spin transport in MnAs/GaAs/GaMnAs heterostructures, SPINTECH III (Japanese Physical Society)(Japanese Physical Society), 2005-08
  • Vertical spin transport in MnAs/GaMnAs heterostructures, ISAMT/SOMMA 2005 (Taiwan Association for Magnetic Technology)(Taiwan Association for Magnetic Technology), 2005-08
  • Tunneling magnetoresistance in hybrid magnetic tunnel junctions, 한국물리학회제81회 정기총회논문초록집, 2005-04
  • Transport properties of GaMnAs p-i-n diodes, 한국물리학회제81회 정기총회논문초록집, 2005-04
  • Vertical spin transport in MnAs/GaMnAs heterostructures, 2005 March Meeting (American Physical Society)(American Physical Society), 2005-03