Sunghoon Song, Tae-Wook Kim, Byungjin Cho, Yongsung Ji, and Takhee Lee “Nonvolatile Write Once Read Many times (WORM)-Type Memory Devices Based on the composites of Poly(4-vinylphenol)/Vulcan XC-72”, GJ-NST 2009 (International conference of nanoscience and nanotechnology 2009), Mokpo Nat. Univ. Gwangju, Korea, Nov. 5-6, 2009.

Woojin Park, Woong-Ki Hong, Gunho Jo, Gunuk Wang, Minhyeok Choe, Jongsun Maeng, Yung Ho Kahng, and Takhee Lee, “Tuning of operation mode of ZnO nanowire field effect transistors by solvent-driven surface treatment”, GJ-NST 2009 (International conference of nanoscience and nanotechnology 2009), Mokpo Nat. Univ. Gwangju, Korea, Nov. 5-6, 2009.

Yongsung Ji, Byungjin Cho, Tae-Wook Kim, Sunghoon Song, Joon-Seop Kim, Byung-Sang Choi, and Takhee Lee,  “Unipolar bistable memory devices with PSSANa organic material”, GJ-NST 2009 (International conference of nanoscience and nanotechnology 2009), Mokpo Nat. Univ. Gwangju, Korea, Nov. 5-6, 2009.

Sangchul Lee, Gunho Jo, Minhyeok Choe, Woojin Park, Yung Ho Kahng, and Takhee Lee, “Patterned graphene films as conductive electrodes for pentacene thin film transistors”, GJ-NST 2009 (International conference of nanoscience and nanotechnology 2009), Mokpo Nat. Univ. Gwangju, Korea, Nov. 5-6, 2009.

Minhyeok Choe, Gunho Jo, Yumin Sim, June Park, Woojin Park, Sangchul Lee, Yung Ho Kahng, Maeng-Je Seong, and Takhee Lee, “Large ultrathin graphene film as transparent and conducting electrodes for poly(3-hexylthiophene):PCBM-based photovoltaic devices”, GJ-NST 2009 (International conference of nanoscience and nanotechnology 2009), Mokpo Nat. Univ. Gwangju, Korea, Nov. 5-6, 2009.  [Best Poster Award] 

Gunuk Wang, Tae-Wook Kim, Gunho Jo, Yonghoon Kim, Sunghoon Song, Byungjin Cho, and Takhee Lee, “Enhancement of Field Emission Transport by Molecular Tilt Configuration in Metal-Molecule-Metal Junctions”, GJ-NST 2009 (International conference of nanoscience and nanotechnology 2009), Mokpo Nat. Univ. Gwangju, Korea, Nov. 5-6, 2009.  [Best Poster Award] 

GunhoJo, Minhyeok Choe, Chu-Young Cho, Jin Ho Kim, Woojin Park, Woong-Ki Hong, Tae-Wook Kim, Sangchul Lee, Seong-Ju Park, Byung Hee Hong, Yung Ho Kahng, and Takhee Lee, “Synthesized High-Quality Graphene Films as Conductive Transparent Electrode and their application”, GJ-NST 2009 (International conference of nanoscience and nanotechnology 2009), Mokpo Nat. Univ. Gwangju, Korea, Nov. 5-6, 2009.

Takhee Lee, "Electronic Properties of Molecular Systems and Nanowire Systems", Department of Physics, POSTECH, Oct. 9, 2009.  [Department seminar] 

Takhee Lee, "Electronic Properties of Molecular Systems and Nanowire Systems", Kookmin University, Sept. 25, 2009.  [Department seminar]

Youngsang Kim, Hyunwook Song, Elke Scheer, Heejun Jeong, and Takhee Lee, "Vibrational spectra of metal-molecule-metal junctions in electromigrated nanogap electrodes by inelastic electron tunneling", Workshop on the Quantum Transport on the Molecular Scale, BCCM, University of Bremen, Germany, Sept. 14-18, 2009.

Woojin Park, Woong-Ki Hong, Gunho Jo, Gunuk Wang,Minhyeok Choe, Jongsun Maeng, Yung Ho Kahng, and Takhee Lee, " Tuning ofoperation mode of ZnO nanowire field effect transistors by solvent-driven surface treatment", 2009 Joint Symposium on the MSE for the 21st Century, Kyoto University, Japan, Sept. 6 - Sept 9, 2009  [Student oral presentation] 

Gunho Jo, Woong-Ki Hong, Jung Inn Sohn, Minseok Jo, Jiyong Shin, Mark E. Welland, Hyunsang Hwang, Kurt E. Geckeler, and Takhee Lee, "Logic Circuits from One-Dimensional Nanoscale Building Blocks with Adjustment of Operation Voltage", A3 Foresight Program Sub-10 nm Wires Summer School , Aug. 30 - Sept. 1, 2009. [Student oral presentation] 

Gunho Jo, Woong-Ki Hong, Jung Inn Sohn, Minseok Jo, Jiyong Shin, Mark E. Welland, Hyunsang Hwang, Kurt E. Geckeler, and Takhee Lee, "Hybrid Complementary Logic Circuits Based on One-Dimensional Semiconductor Nanomaterials", The 11th Nanowire Research Society Meeting & Nano Korea 2009 Satellite Session“ Nanowires for Nano Convergence”, KINTEX, Korea, August 28, 2009. [Student oral presentation] 

Woojin Park, Woong-Ki Hong, Gunho Jo, Jongsun Meang, Minhyeok Choe, and Takhee Lee, "Solvent-driven aging effect on the electrical and optical properties of ZnO nanowires", NANO KOREA 2009, KINTEX, Korea, Aug. 26-28, 2009.

Minhyeok Choe, Jongsun Maeng, Woong-Ki Hong, Gunho Jo, Woojin Park and Takhee Lee* “Memory characteristics of ZnO nanowire field effect transistor with organic dielectric layers embedded Cu2O nanoparticles”, NANO KOREA 2009, KINTEX, Korea, Aug. 26-28, 2009.