College of Engineering - College of Engineering

  • Professor
  • LEE, CHANG GU 홈페이지 바로가기
    Lab 2D semiconductor Lab

Research Interest

2D materials: Graphene, h-BN, MoS2, and 2D magnetic materials
Electronic, magnetic, and optical properties of 2D materials
Synthesis of 2D materials: CVD, MOCVD, CVT, Flux method
2D materials-based electronic, optical and magnetic devices

Education

  • (Ph.D.) Columbia University, Mechanical Engineering

Experience

  • 2006-2010: Columbia University, Post-doctoral researcher

Journal Articles

  • (2023)  Giant coercivity enhancement in a room-temperature van der Waals magnet through substitutional metal-doping.  NANOSCALE.  15,  26
  • (2023)  Wafer-Scale Epitaxial Growth of an Atomically Thin Single-Crystal Insulator as a Substrate of Two-Dimensional Material Field-Effect Transistors.  NANO LETTERS.  23,  7
  • (2023)  Facile integration of giant exchange bias in Fe<sub>5</sub>GeTe<sub>2</sub>/oxide heterostructures by atomic layer deposition.  PHYSICAL REVIEW MATERIALS.  7,  1
  • (2022)  Photoluminescence Path Bifurcations by Spin Flip in Two-Dimensional CrPS4.  ACS NANO.  16,  10
  • (2022)  Magneto-optical Kerr effect in surface engineered 2D hexagonal boron nitride.  SCIENTIFIC REPORTS.  12,  1
  • (2022)  Raman Scattering Measurement of Suspended Graphene under Extreme Strain Induced by Nanoindentation.  ADVANCED MATERIALS.  34,  30
  • (2022)  Cr2S3 a bipolar semiconducting fully compensated ferrimagnet.  PHYSICAL REVIEW MATERIALS.  6,  5
  • (2021)  Iron-based ferromagnetic van der Waals materials.  JOURNAL OF PHYSICS D-APPLIED PHYSICS.  54,  47
  • (2021)  Synthesis of 2D semiconducting single crystalline Bi2S3 for high performance electronics.  PHYSICAL CHEMISTRY CHEMICAL PHYSICS.  23,  47
  • (2021)  Interface Engineering of Magnetic Anisotropy in van der Waals Ferromagnet-based Heterostructures.  ACS NANO.  15,  10
  • (2021)  Asymmetric carrier transport and weak localization in few layer graphene grown directly on a dielectric substrate.  PHYSICAL CHEMISTRY CHEMICAL PHYSICS.  23,  44
  • (2021)  Measurements of the Electrical Conductivity of Monolayer Graphene Flakes Using Conductive Atomic Force Microscopy.  NANOMATERIALS.  11,  10
  • (2021)  Spin Dynamics Slowdown near the Antiferromagnetic Critical Pointin Atomically Thin FePS3.  NANO LETTERS.  21,  12
  • (2021)  Resonant tunnelling diodes based on twisted black phosphorus homostructures.  NATURE ELECTRONICS.  4,  4
  • (2021)  Direct Observation of Fe-Ge Ordering in Fe5-xGeTe2 Crystals and Resultant Helimagnetism.  ADVANCED FUNCTIONAL MATERIALS.  31,  17
  • (2021)  Polarized Raman Spectra and Complex Raman Tensors of Antiferromagnetic Semiconductor CrPS4.  JOURNAL OF PHYSICAL CHEMISTRY C.  125,  4
  • (2020)  Interlayer magnetism in Fe3-xGeTe2.  PHYSICAL REVIEW MATERIALS.  4,  9
  • (2020)  Phase-Engineered Molybdenum Telluride/Black Phosphorus Van der Waals Heterojunctions for Tunable Multivalued Logic.  ACS APPLIED MATERIALS & INTERFACES.  12,  12
  • (2019)  Vertically Stacked CVD-Grown 2D Heterostructure for Wafer-Scale Electronics.  ACS APPLIED MATERIALS & INTERFACES.  11,  38
  • (2019)  Wafer-scale and patternable synthesis of NbS2 for electrodes of organic transistors and logic gates.  JOURNAL OF MATERIALS CHEMISTRY C.  7,  28

Honors / Awards

  • Journal of Physics D: Applied Physics, Board member