- Thin-Film Battery (Cathode: LiCoO2, LiMn2O4, LiMnO2, LiNiO2)
Room 131-413

Education & Career
- Seoul National University: Ph.D. Candiate in Material Science and Engineering (2003-present)
- Seoul National University: M.S. in Materials Science and Engineering (2003)
- Korea Advanced Institute of Science & Technology: B.S. in Materials Science and Engineering (2001)

Publications (International)
"The Effect of Al2O3-Coating Coverage on the Electrochemical Properties in LiCoO2 Thin Films"
Yuhong Oh,+ Donggi Ahn,+ Seunghoon Nam, and Byungwoo Park*
J. Solid State Electrochem. 14, 1235 (2010).
"The Effect of Nitrogen on the Cycling Performance in Thin-Film Si1-xNx Anode"
Donggi Ahn, Chunjoong Kim, Joon-Gon Lee, and Byungwoo Park*
J. Solid State Chem. 181, 2139 (2008).
"The Enhancement of Cycle-Life Performance in LiCoO2 Thin Film by Partial Al2O3 Coating"
Yuhong Oh, Donggi Ahn, Seunghoon Nam, Chunjoong Kim, Joon-Gon Lee, and Byungwoo Park*
Electron. Mater. Lett. 4, 103 (2008).
"Nanostructural Effect of AlPO4-Nanoparticle Coating on the Cycle-Life Performance in LiCoO2 Thin Films"
Byoungsoo Kim, Chunjoong Kim, Donggi Ahn, Taeho Moon, Jiwoo Ahn, Yejun Park, and Byungwoo Park*
Electrochem. Solid-State Lett. 10, A32 (2007).
[Virtual Journal of Nanoscale Science & Technology]
"Electrochemical Stability in Cerium-Phosphate-Coated LiCoO2 Thin Films"
Donggi Ahn, Chunjoong Kim, Joon-Gon Lee, Byoungsoo Kim, Yejun Park, and Byungwoo Park*
J. Mater. Res. 22, 688 (2007).
"Suppression of Structural Degradation of LiNi0.9Co0.1O2 Cathode at 90°C by AlPO4-Nanoparticle Coating"
Donggi Ahn, Joon-Gon Lee, Jin Sun Lee, Jisuk Kim, Jaephil Cho, and Byungwoo Park*
Curr. Appl. Phys. 7, 172 (2007).
"The Effect of AlPO4-Coating Layer on the Electrochemical Properties in LiCoO2 Thin Films"
Byoungsoo Kim, Chunjoong Kim, Tae-Gon Kim, Donggi Ahn, and Byungwoo Park*
J. Electrochem. Soc. 153, A1773 (2006).
[Virtual Journal of Nanoscale Science & Technology]
"Electrochemical Stability of Thin-Film LiCoO2 Cathodes by Aluminum-Oxide Coating"
Yong Jeong Kim,* Hyemin Kim, Byoungsoo Kim, Donggi Ahn, Joon-Gon Lee, Tae-Joon Kim, Dongyeon Son, Jaephil Cho, Young-Woon Kim, and Byungwoo Park*
Chem. Mater. 15, 1505 (2003).

Presentations (International)
"The Effect of Al2O3-Coating Coverage on the Electrochemical Properties in LiCoO2 Thin Films"
Yuhong Oh, Donggi Ahn, Seunghoon Nam, and Byungwoo Park
Materials Research Society (MRS) Fall Meeting. Boston, MA, December 2009.
"The Effect of Al2O3-Coating Coverage on the Electrochemical Properties in LiCoO2 Thin Films"
Yuhong Oh, Donggi Ahn, Seunghoon Nam, and Byungwoo Park
Sixth International Conference on Flow Dynamics. Sendai, Japan, November 4-6, 2009.
"The Effect of Nitrogen on the Cycling Performance in Thin-Film Si1-xNx Anode"
Donggi Ahn, Seunghoon Nam, Yuhong Oh, Chunjoong Kim, Joon-Gon Lee, and Byungwoo Park
Sixth International Conference on Flow Dynamics. Sendai, Japan, November 4-6, 2009.
"The Effect of Al2O3-Coating Coverage on the Electrochemical Properties in LiCoO2 Thin Films"
Yuhong Oh, Donggi Ahn, Seunghoon Nam, Chunjoong Kim, Joon-Gon Lee, and Byungwoo Park
The Third Asian Conference on Electrochemical Power Sources (ACEPS-3). Korea University, Seoul, Korea, November 10-14, 2008.
"Electrochemical Stability in Metal-Phosphate-Coated LiCoO2 Thin Films"
Donggi Ahn, Chunjoong Kim, Joon-Gon Lee, Yejun Park, and Byungwoo Park
The 8th Korea - Japan Student Symposium (Seoul National University - Tohoku University). Sendai, Japan, October 31- November 4, 2007. [Oral by Donggi Ahn]
"Electrochemical Stability in Metal-Phosphate-Coated LiCoO2 Thin Films"
Donggi Ahn, Chunjoong Kim, Joon-Gon Lee, Yejun Park, and Byungwoo Park
The 3rd Seoul National University - University of Tokyo - Tsinghua University Joint Student Workshop. Seoul, Korea, October 24-27, 2007. [Oral by Donggi Ahn]
"Nanoscale Interface Control of High-Quality Electrode Materials for Li-Ion Battery and Fuel Cell"
Byungwoo Park, Joon-Gon Lee, Donggi Ahn, Chunjoong Kim, Yejun Park, Yuhong Oh, and Changwoo Nahm
The Second Asian Conference on Electrochemical Power Sources (ACEPS-2). Fudan University, Shanghai, China, October 22, 2007.
"Electrochemical Stability of Thin-Film LiCoO2 by MPO4 (M = Ce, Al) Coating"
Donggi Ahn, Byoungsoo Kim, and Byungwoo Park
Electrochemical Society (ECS) Meeting. Quebec City, Canada, May 2005. [Oral by Donggi Ahn]
"Enhanced Electrochemical and Thermal Properties of LiNi0.9Co0.1O2 Cathode Materials by AlPO4 Coating"
Donggi Ahn, Jaephil Cho, and Byungwoo Park
Electrochemical Society (ECS) Meeting. Orlando, FL, October 2003.
"Enhanced Lithium Diffusion in Thin-Film LiCoO2 Cathodes by Al2O3 Coating"
Yong Jeong Kim, Byoungsoo Kim, Tae-Joon Kim, Donggi Ahn, Joon-Gon Lee, Dongyeon Son, and Byungwoo Park
Materials Research Society (MRS) Fall Meeting. Boston, MA, December 2002.
"Enhanced Lithium Diffusion in Thin-Film LiCoO2 Cathodes by Al2O3 Coating"
Yong Jeong Kim, Tae-Joon Kim, Byoungsoo Kim, Donggi Ahn, Dongyeon Son, Joon-Gon Lee, and Byungwoo Park
Electrochemical Society (ECS) Meeting. Salt Lake City, UT, October 2002.
"The Effect of Aluminum-Oxide Coating on the Cycling Behavior in Thin-Film LiCoO2 Cathodes"
Yong Jeong Kim, Tae-Joon Kim, Byoungsoo Kim, Donggi Ahn, Dongyeon Son, Joon-Gon Lee, and Byungwoo Park
Electrochemical Society (ECS) Meeting. Salt Lake City, UT, October 2002.
"Zero-Strain Intercalation Cathode for Rechargeable Lithium Batteries by Nanoscale Metal-Oxide Coating"
Yong Jeong Kim, Tae-Joon Kim, Donggi Ahn, Dongyeon Son, Jae Wook Shin, Byungwoo Park, and Jaephil Cho
International Symposium on Frontier Issues in Nanostructure Science and Technology. , Korea, March 2002..

Presentations (Domestic)
"The Effects of Al2O3-Coating Coverage on the Electrochemical Properties in LiCoO2 Thin Films"
Yuhong Oh, Donggi Ahn, Seunghoon Nam, Chunjoong Kim, Joon-Gon Lee, and Byungwoo Park
추계금속재료학회. Incheon, Korea, October 23-24, 2008.
"Electrochemical Stability in Metal-Phosphate-Coated LiCoO2 Thin Films"
Donggi Ahn, Chunjoong Kim, Joon-Gon Lee, Yejun Park, and Byungwoo Park
추계금속재료학회. Jeju, Korea, November 5, 2007. [Oral by Donggi Ahn]
"The Effect of ZrO2 Coating on the Cycle-Life Performance in Thin-Film LiCoO2 Cathodes"
Donggi Ahn, Yong Jeong Kim, Byoungsoo Kim, Tae-Joon Kim, Dongyeon Son, Joon-Gon Lee, and Byungwoo Park
추계금속학회. , Korea, October 2002.