Organization of Workshop and Conference

l  CAU-Kyoto University Joint Workshop on Nonlinear PDEs, 2013, February 15-16, Chung-Ang University (with D. Chae and Y-K. Cho).

l  CAU Conference on Partial Differential Equations, 2011, August 17-19, Chung-Ang University.

l  Workshop on PDE: Variational Methods and Related Topics, 2011, June 28-29, Chung-Ang University (with Han, Jongmin).

l  Harmonic analysis and PDE, 2010, August 18-20, Seoul National University (with Lee, Sanghyuk).

l  The Second Workshop on Partial Differential Equations of Mathematical Physics,  2010, January 21-22, Hankuk University of Foreign Studies (with Han, Jongmin).

l  Lectures on Partial Differential Equations, 2009, August 20-21, Myongji University.

Invited talk

l  Workshop on Harmonic Analysis and Dispersive Equations, Chonbuk National University, Aug 8-10, 2012.

l  PDE winter school 2012, NIMS, Jan 9-13, 2012.

l  The 8th East-Asia PDE Conference, Postech, Dec 19-22, 2011.

l  PDE winter school 2011, NIMS, Feb 22-26, 2011.

l  The third workshop on Partial Differential Equations of Mathematical Physics, Chonbuk National University, Jan 6-7, 2011.

l  Korean Mathematical Society Spring Conference, Chungnam National University, April 24-25, 2010.

l  Seminar Talk, KIAS, Sep 26, 2009.

l  Seminar Talk, POSTECH, Sep 18, 2009.

l  Seminar Talk, POSTECH, Aug 10-14 , 2009.

l  Workshop on Partial Differential Equations of Mathematical Physics, Chonbuk National University, Dec 18-19, 2008.

l  Workshop on Partial Differential Equations and Fluid Mechanics, Sungkyunkwan University, Dec 8-10, 2008.

l  Seminar Talk, UCLA, Jan 24-Feb 5, 2008.

l  Nonlinear Wave and Dispersive Equations, Kyoto University, Jan 21-23, 2008.

l  Seminar Talk, Sungkyunkwan University, July 23-29, 2007.

l  Seminar Talk, Kumamoto University, July 21, 2007.

l  Seminar Talk, Tohoku University, March 8, 2007.

l  Nonlinear Wave and Dispersive Equations, Kyoto University, Jan 15-16, 2007.

l  Ropponmatsu Seminar in Kyushu University, Fukuoka, Dec 22, 2006.

l  Seminar on PDE, KIAS, Dec 1-6, 2006.

l  Workshop on PDE and Mathematical Physics, Seoul National University, Aug 21-22, 2006.

l  Seminar Talk, Nagoya University, May 11, 2006.

l  Nonlinear Dispersive and Wave Equations, Kyoto University, Jan 26-27, 2006.

l  Asymptotic Analysis and Singularity, Tohoku University, July 18-23, 2005.