- Microwave thin-film dielectrics
- Thin-film fuel cell
Room 131-413

Education & Career
- Seoul National University: Ph.D. Candidate in Materials Science and Engineering (2002-2007)
- Seoul National University: B.S. in Materials Science and Engineering (2002)

Publications (International)
"The Effects of 100 nm-Diameter Au Nanoparticles on Dye-Sensitized Solar Cells"
Changwoo Nahm, Hongsik Choi, Jongmin Kim, Dae-Ryong Jung, Chohui Kim, Joonhee Moon, Byungjoo Lee, and Byungwoo Park*
Appl. Phys. Lett. 99, 253107 (2011).
[Virtual Journal of Nanoscale Science & Technology]
"Modification of Gold Catalysis with Aluminum Phosphate for Oxygen-Reduction Reaction"
Yejun Park, Byungjoo Lee, Chunjoong Kim, Jongmin Kim, Seunghoon Nam, Yuhong Oh, and Byungwoo Park*
J. Phys. Chem. C 114, 3688 (2010).
"The Effects of Ruthenium-Oxidation States on Ru Dissolution in PtRu Thin-Film Electrodes"
Yejun Park, Byungjoo Lee, Chunjoong Kim, Yuhong Oh, Seunghoon Nam, and Byungwoo Park*
J. Mater. Res. 24, 2762 (2009).
"Effects of Iron-Phosphate Coating on Ru Dissolution in the PtRu Thin-Film Electrodes"
Yejun Park, Byungjoo Lee, Chunjoong Kim, Jongmin Kim, and Byungwoo Park*
J. Mater. Res. 24, 140 (2009).
"Iron-Phosphate/Pt Nanostructured Electrodes for High-Efficiency Fuel Cells"
Changwoo Nahm, Chunjoong Kim, Yejun Park, Byungjoo Lee, and Byungwoo Park*
Electron. Mater. Lett. 4, 5 (2008).
"Iron-Phosphate/Platinum/Carbon Nanocomposites for Enhanced Electrocatalytic Stability"
Chunjoong Kim, Byungjoo Lee, Yejun Park, Byungwoo Park,* Jaeseung Lee, and Hasuck Kim
Appl. Phys. Lett. 91, 113101 (2007).
"Nanostructured Platinum/Iron-Phosphate Thin-Film Electrodes for Methanol Oxidation"
Byungjoo Lee, Chunjoong Kim, Yejun Park, Tae-Gon Kim, and Byungwoo Park*
Electrochem. Solid-State Lett. 9, E27 (2006).
"Microwave Dielectric Relaxation of the Polycrystalline (Ba,Sr)TiO3 Thin Films"
Taeho Moon,* Byungjoo Lee, Tae-Gon Kim, Jeongmin Oh, Young Woo Noh, Sangwook Nam, and Byungwoo Park*
Appl. Phys. Lett. 86, 182904 (2005).
"Dielectric Relaxation of Atomic-Layer-Deposited HfO2 Thin Films from 1 kHz to 5 GHz"
Byungjoo Lee,* Taeho Moon, Tae-Gon Kim, Duck-Kyun Choi, and Byungwoo Park*
Appl. Phys. Lett. 87, 12901 (2005).

Presentations (International)
"Modification of Pt Catalysis with Iron Phosphate for Enhanced Electrocatalytic Properties"
Yuhong Oh, Yejun Park, Byungjoo Lee, Chunjoong Kim, Seunghoon Nam, and Byungwoo Park
International Conference on Electronic Materials and Nanotechnology for Green Environment (ENGE2010). Jeju, Korea, November 21-24, 2010.
"Modification of Pt Catalysis with Iron Phosphate for the Enhanced Electrocatalytic Properties"
Yuhong Oh, Yejun Park, Byungjoo Lee, Chunjoong Kim, Seunghoon Nam, and Byungwoo Park
The 11th Korea - Japan Student Symposium (Seoul National University - Tohoku University). Seoul, Korea, November 8-10, 2010.
"Modification of Gold Catalysis with Aluminum Phosphate for Oxygen-Reduction Reaction"
Yejun Park, Byungjoo Lee, Chunjoong Kim, Jongmin Kim, Seunghoon Nam, Yuhong Oh, and Byungwoo Park
Materials Research Society (MRS) Fall Meeting. Boston, MA, December 2009.
"Modification of Gold Catalysis with Aluminum Phosphate for Oxygen-Reduction Reaction"
Yejun Park, Byungjoo Lee, Chunjoong Kim, Jongmin Kim, Seunghoon Nam, Yuhong Oh, and Byungwoo Park
Sixth International Conference on Flow Dynamics. Sendai, Japan, November 4-6, 2009.
"The Effects of Ruthenium-Oxidation States on Ru Dissolution in PtRu Thin-Film Electrodes"
Yejun Park, Byungjoo Lee, Chunjoong Kim, Yuhong Oh, Seunghoon Nam, and Byungwoo Park
The 9th Korea - Japan Student Symposium (Seoul National University - Tohoku University). Seoul, Korea, November 20-22, 2008.
"The Effects of Ruthenium-Oxidation States on Ru Dissolution in PtRu Thin-Film Electrodes"
Yejun Park, Byungjoo Lee, Chunjoong Kim, Yuhong Oh, Seunghoon Nam, and Byungwoo Park
The Third Asian Conference on Electrochemical Power Sources (ACEPS-3). Korea University, Seoul, Korea, November 10-14, 2008.
"The Effects of Iron-Phosphate Coating on Ru Dissolution in the PtRu Thin-Film Electrodes"
Yejun Park, Byungjoo Lee, Chunjoong Kim, Jongmin Kim, and Byungwoo Park
The 4th University of Tokyo - Seoul National University - Tsinghua University Joint Student Workshop. Hakone, Japan, October 20-23, 2008.
"The Effects of Metal-Phosphate Coating on Ru Dissolution in PtRu Thin-Film Electrodes"
Byungjoo Lee, Yejun Park, Chunjoong Kim, Yuhong Oh, and Byungwoo Park
The Sixth Pacific Rim International Conference on Advanced Materials and Processing (PRICM-6). Jeju, Korea, November 5-9, 2007.
"Iron-Phosphate/Platinum/Carbon Nanocomposites for Enhanced Electrocatalytic Stability"
Chunjoong Kim, Byungjoo Lee, Yejun Park, and Byungwoo Park
The Sixth Pacific Rim International Conference on Advanced Materials and Processing (PRICM-6). Jeju, Korea, November 5-9, 2007.
"Iron-Phosphate/Platinum/Carbon Nanocomposites for Enhanced Electrocatalytic Stability"
Chunjoong Kim, Byungjoo Lee, Yejun Park, and Byungwoo Park
The 8th Japan - Korea Student Symposium (Tohoku University - Seoul National University). Sendai, Japan, October 31- November 4, 2007.
"The Effects of Metal-Phosphate Coating on Ru Dissolution in PtRu Thin-Film Electrodes"
Byungjoo Lee, Yejun Park, Chunjoong Kim, Yuhong Oh, and Byungwoo Park
The 8th Japan - Korea Student Symposium (Tohoku University - Seoul National University). Sendai, Japan, October 31- November 4, 2007.
"The Effects of Ruthenium-Oxidation States on Ru Dissolution in PtRu Thin-Film Electrodes"
Byungjoo Lee, Yejun Park, Chunjoong Kim, Yuhong Oh, and Byungwoo Park
The 3rd Seoul National University - University of Tokyo - Tsinghua University Joint Student Workshop. Seoul, Korea, October 24-27, 2007. [Poster by Byungjoo Lee]
"Iron-Phosphate/Platinum/Carbon Nanocomposites for the Enhanced Electrocatalytic Stability"
Chunjoong Kim, Byungjoo Lee, Yejun Park, and Byungwoo Park
Materials Research Society (MRS) Spring Meeting. San Francisco, CA, April 2007.
"The Effects of Metal-Phosphate Coating on Ru Dissolution in PtRu Thin-Film Electrodes"
Byungjoo Lee, Chunjoong Kim, Yejun Park, Yuhong Oh, and Byungwoo Park
Materials Research Society (MRS) Spring Meeting. San Francisco, CA, April 2007. [Oral by Byungjoo Lee]
"Nanostructured Platinum/Iron-Phosphate Thin-Film Electrodes for Methanol Oxidation"
Byungjoo Lee, Chunjoong Kim, Yejun Park, Tae-Gon Kim, and Byungwoo Park
Electrochemical Society (ECS) Meeting. Denver, Colorado, May 2006. [Oral by Byungjoo Lee]
"Microwave Dielectric Relaxation of the Polycrystalline (Ba,Sr)TiO3 Thin Films"
Taeho Moon, Byungjoo Lee, Tae-Gon Kim, and Byungwoo Park
The 1st University of Tokyo - Seoul National University - Tsinghua University Student Workshop. Tokyo, Japan, November 2005.
"Frequency Dependence of the Thickness of Thin Superconductor Films and Metallic Films Measured by the Dielectric Resonator Method"
Hyun Kyung Han, W. I. Yang, Jae Hun Lee, S. J. Lee, E. K. Park, Sang-Geun Lee, Byungjoo Lee, Byungwoo Park, and Sang Young Lee
The Third East Asia Symposium on Superconductivity Electronics. Gyeong-Ju, Korea, November 2005.
"Dielectric Relaxation of ALD HfO2 Thin Films from 1 kHz to 5 GHz"
Byungjoo Lee, Taeho Moon, Tae-Gon Kim, Duck-Kyun Choi, and Byungwoo Park
Electrochemical Society (ECS) Meeting. Quebec City, Canada, May 2005. [Oral by Byungjoo Lee]
"Microwave Dielectric Relaxation of the Polycrystalline (Ba,Sr)TiO3 Thin Films"
Taeho Moon, Byungjoo Lee, Tae-Gon Kim, and Byungwoo Park
Electrochemical Society (ECS) Meeting. Quebec City, Canada, May 2005.

Presentations (Domestic)
"The Effects of Ruthenium-Oxidation States on Ru Dissolution in PtRu Thin-Film Electrodes"
Byungjoo Lee, Yejun Park, Chunjoong Kim, Yuhong Oh, and Byungwoo Park
추계금속재료학회. Jeju, Korea, November 5, 2007. [Poster by Byungjoo Lee]
"The Effects of Iron-Phosphate Coating on Ru Dissolution in The PtRu Thin-Film Electrodes"
Byungjoo Lee, Chunjoong Kim, Yejun Park, and Byungwoo Park
추계금속재료학회. Jeju, Korea, November 5, 2007.
"Iron-Phosphate/Platinum/Carbon Nanocomposites for Enhanced Electrocatalytic Stability"
Chunjoong Kim, Byungjoo Lee, Yejun Park, and Byungwoo Park
추계금속재료학회. Jeju, Korea, November 5, 2007.
"Non-Invasive Measurements of the Thickness of Thin Superconductor Films and Metallic Films by Using the Dielectric Resonator Method"
Hyun Kyung Han, Jae Hun Lee, E. K. Park, H. S. Jung, C. S. Lee, Sang Young Lee, Byungjoo Lee, and Byungwoo Park
The Korean Superconductivity Society Meeting. , Korea, August 2005.
"Dielectric Properties of Sputter-Deposited (BaxSr1-x)TiO3 Thin Films in the Microwave-Frequency Range"
Taeho Moon, Jeongmin Oh, Yongjo Kim, Tae-Gon Kim, Byungjoo Lee, and Byungwoo Park
추계금속학회. , Korea, October 2002.