[84] Turing instability and attractor bifurcation for the 1D Brusselator model, Hyeong-Ohk Fest on Nonlinear PDEs, Collective Dynamics and Finance, 서울대학교, 2024.06.06-06.08, Proceedeings p. 00.

[83] Nontopological solutions of the self-dual Einstein-Maxwell-Higgs equations on compact surfaces, International Conference on Elliptic and Parabolic Problems: GAETA 2024, Gaeta, Italy, 2024.05.20-05.24, Proceedeings p. 00.

[82] On Topological Solutions of the Self-Dual Maxwell-Chern-Simons-Higgs Vortex Equations, 2023 Korea-Japan Workshop on Nonlinear PDEs and Its Applications, La Valse Hotel, 부산, 2023.09.06-09.09, Proceedeings p. 12.

[81] On Topological Solutions of the Self-Dual Maxwell-Chern-Simons-Higgs Vortex Equations, The 13th AIMS Conference on Dynamical Systems, Differential Equations and Applications, North Carolina University, Wilmington, USA, 2023.05.31-06.04, Proceedeings p. 109. 

[80] On an iteration structure of the  Chern-Simons limit, 2023년도 대한수학회 봄 연구발표회, 대전컨벤션센터, 2023.04.27-29, Proceedeings p.44. 

[79] On the self-dual system arising from the Einstein-Maxwell-Higgs model, Nonlinear PDE Conference on the occasion of Professor Dongho Chae's 65th birthday, 서귀포 칼 호텔, 2023.02-26-03.01. Proceedeings p.0. 

[78] PDEs arising from a U(1)^2 Einstein-Maxwell gauge field model, 2022  SAARC PDE Conference, 부산 신라스테이 호텔, 2022.12-26-29. Proceedeings p.20. 

[77] Asymptotics and quantization of multi-component Ginzburg-Landau, 2022 Workshop on Nonlinear PDEs and Its Applications in Jeju, 제주  유니호텔, 2022.08.29-31. Proceedeings p. 4. 

[76] Bifurcation and Stability of the Generalized Brusselator Model, EKC 2022,  Palais du Pharo, Marseille, 2022.07.19-22, Proceedeings p.. 

[75] Asymptotics for n-component Ginzburg-Landau vortiecs, 2020 Workshop on the Complex System, 부산 해운대 호텔, 2022.06.27-30, Proceedeings p. 8. 

[74] On the two-component Klein-Gordon-Maxwell system, Workshop on PDEs arising from Mathematical Physic, 온라인 학술대회(중앙대학교), 2021.02-18-19. Proceedeings p. 17. 

[73] Nontopological solutions of the self-dual equations for the gravitational Maxwell-Higgs model on compact surfaces, 2020년도 대한수학회 가을 연구발표회 (2020 KMS Fall Meeting),  Special Session: Elliptic and Parabolic PDEs with Applications, 온라인 학술대회, 2020.10.24. Proceedings p. 132. 

[72] Bubbling solutions for the O(3) Einstein-Maxwell-Higgs equations with nontopological boundary condition, 2020년도 대한수학회 봄 연구발표회 (2020 KMS Spring Meeting),  Special Session 11 Elliptic and Parabolic PDEs with Applications, 온라인 학술대회, 2020.07.03. Proceedings pp. 114-115. 

[71] Bifurcation and final patterns of the modified Swift-Hohenberg equations, 2019년도 대한수학회 가을 연구발표회 (2019 KMS Fall Meeting), 홍익대학교, 서울, 2019.10.25-27. Talks on 10.26, Proceedings p. 

[70] A massive Abelian gauge field theory, 2019 Workshop on Partial Differential Equations, 공주한옥마을, 공주, 2019.08.15-17. Talks on 08.16, Proceedings p.3.

[69] Bifurcation and phase transition of 1d Brusselator model, EquaDiff 2019 , Leiden University, Leiden, Nethelands, 2019.07.08-12. Talks on 07.10, Proceedings p.72.

[68] Existence and multiplicity of solutions to self-dual equations for gravitational O(3) Maxwell-Higgs models,  2019 강원경기-영남수학회 국제 공동 학술대회, 대구경북디자인센터(DGDC), 대구, 2019.06.28-30. Talks on 06.29, Proceedings p. 

[67] Einstein–Maxwell–Higgs equation on compact surfaces, International Conference on Elliptic and Parabolic Problems, Hotel Serapo, Gaeta, Italy, 2019.05.20-24. Proceedings p.79.

[66] String solutions of the gravitational Maxwell-Higgs model on compact surfaces, 2019년도 대한수학회 봄 연구발표회 (2019 KMS Spring Meeting), 강원대학교, 춘천, 2019.04.19-20.

[65] Existence and asymptotics of solutions of the self-dual O(3) Maxwell-Chern-Simons-Higgs equations, 2018년도 대한수학회 한국/독일공동국제학술회의 (Joint Meeting of the Korean Mathematical Society and the German Mathematical Society), 코엑스(KOEX), 서울, 2018.10.03-06.

[64] Multipilicity of solutions of the self-dual Einstein-Maxwell-Higgs equation on compact surfaces, The 12th AIMS Conference on Dynamical Systems, Differential Equations and Applications, National Taiwan University, Taiwan, 2018.07.05-09.

[63] Existence and properties of string solutions of the self-dual Einstein-Maxwell O(3) equation, Korea PDE Workshop 2018, 국가수리과학연구소(NIMS), 대전, 2018.06.21-23.

[62] On the self-dual Einstein-Maxwell-Higgs model,  2018년도 대한수학회 봄 연구발표회 (2018 KMS Spring Meeting), 경희대학교, 서울, 2018.04.20-22.

[61] On the string solutions for the self-dual Einstein-Maxwell-Higgs model, 2018 Taipei Conference on Geometric Invariance and Partial Differential Equations, Institute of Mathematics Academia Sinica, Taiwan, 2018.01.17-20.

[60] Classification of solutions to an elliptic equation arising from the Maxwell O(3) sigma model with gravity, International Conference  on Nonlinear Analysis, PDEs and Applications, 라마다 제주 함덕 호텔, 제주, 2017.09.22-24.

[59] A self-dual system arising from the Maxwell gauged O(3) sigma model on a space-time manifold, EquaDiff 2017. Mini Symposium MS27  - Elliptic equations and systems from mathematical physics, Slovak University of Technology, Bratislava, Slovakia, 2017.07.24-28.

[58] Existence and uniqueness of string solutions in the gravitational Abelian Higgs model, International Conference on Elliptic and Parabolic Problems, Hotel Serapo, Gaeta, Italy, 2017.05.22-26.

[57] Classification of solutions for an elliptic equation arising from a gravitational O(3) gauge field model, 13th International Workshop on Differential Equations, 전남대학교, 광주, 2017.05.11-05.13.

[56] String solutions for a gravitational Ginzburg-Landau model, 2017 International Workshop on Nonlinear PDE and Application, KAIST, 대전, 2017.03.30-04.01.

[55] Classification of string solutions for the self-dual Einstein-Maxwell-Higgs model, Vietnam-Korea workshop on selected topics in Mathematics, Duy Tan University, Da Nang, Vietnam, 2017.02.20-24.

[54] Dynamical bifurcation from equilibrium points: examples from the fourth order phase transition equations, First bilateral workshop between South Korea and Spain on Mathematics, Applied Mathematics and Mathematics Education, Autónoma University of Madrid, Madrid, Spain, 2017.01.10-14. 

[53] Bifurcation from equilibrium points for a modified Swift-Hohenberg equation, The 11th AIMS Conference on Dynamical Systems, Differential Equations and Applications, Hyatt Regency Orlando, USA, 2016.07.01 - 05. 

[52] A self-dual system of the gravitational Ginzburg-Landau model, Workshop on Solid and Liquid Crystals, KAIST, 대전, 2016. 4. 5-6.   

[51] Dynamical bifurcation and stability for phase transition equations, 6th Korea PDE Winter School, 국가수리과학연구소(NIMS), 대전, 2016. 2. 15-19.   

[50] Dynamical bifurcation for the midified Swift-Hohenberg equation, CMC PDE Conference, 부여 롯데리조트, 부여, 2015.12. 17-19.    

[49] Maxwell-Chern-Simons vortices on compact surfaces, The mathematics of materials science: Ginzburg-Landau theory and related topics, 국가수리과학연구소(NIMS), 대전, 2015.08.17 - 19.   

[48] Dynamical bifurcation and final patterns for fourth order phase transition equations, Equadiff 2015, Université Claude Bernard Lyon 1, Lyon, France, 2015.07.06 - 10.   

[47] Multiplicity and asymptotics for self-dual condensate solutions in the Maxwell-Chern-Simons O(3) sigma model, 2015 International Workshop on Nonlinear PDE and Applications, 부산대학교, 부산, 2015.06.11 - 12.   

[46] Bifurcation and final patterns of the damped Kuramoto-Sivashinsky equation, The 6th Workshop on PDEs of Mathematical Physics, 중앙대학교, 서울, 2015.01.28 - 29.   

[45] Bifurcation analysis of the damped Kuramoto-Sivashinsky equation, Seoul ICM 2014 Sec.10 Partial Differential Equations, COEX, 서울, 2014.08.16.   

[44] On the elliptic system arising from the Maxwell-Chern-Simons O(3) sigma model, Seoul ICM 2014 Satellite Conference on Variational Methods for Nonlinear Elliptic PDEs, KAIST, 대전, 2014.08.04 - 08.   

[43] Bubbling solutions for the Chern-Simons gauged O(3) sigma model, SIAM Conference on Analysis of Partial Differential Equations, Hilton Orlando Lake Buena Vista, USA, 2013.12.07 - 10.    

[42] Bubbling solutions for the Chern-Simons gauged O(3) sigma model in R^2, The Asian Mathematical Conference 2013, BEXCO, 부산, , Korea, 2013.06.30 - 7.04.   

[41] Chern-Simons limit in the (2+1) maxwell-Chern-Simons gauge field theories, The 2nd Hanbat PDE Conference, 한밭대학교, 대전, 2013.04.16 - 19.   

[40] Chern-Simons limit of the standing wave solutions for the Schrodinger equations coupled with a neutral scalar field, Workshop on the Mathematics of Material Sciences: Liquid Crystals and Related Topics, 국가수리과학연구소(NIMS), 대전, 2012.12.20 - 22.   

[39] Dynamical bifurcation of the two dimensional Swift-Hohenberg equation with odd periodic condition, International Conference for Nonlinear Dynamics and Complex Systems, 국가수리과학연구소(NIMS), 대전, 2012.12.03 - 05.   

[38] Asymptotics of Maxwell-Chern-Simons Vortices on the Unit Disc, The 9th AIMS International Conference on Dynamical Systems, Differential Equations and Applications, Hyatt Grand Cypress Resort in Orlando, Florida, USA, 2012.07.01 - 05.   

[37] Structure of radial solutions of nonlinear equations arising from Chern-Simons O(3) sigma-model, Progress in Variational Problems - Variational Problems Interacting with Probability Theories -, RIMS, Kyoto, Japan, 2012.06.11 - 13.   

[36] Multiplicity for self-dual condensate solutions in the Maxwell-Chern-Simons O(3) sigma model, The 8-th East Asia PDE Conference, POSTECH, 포항, 2011.12.19 - 23.   

[35] Existence of Topological solutions in the self-dual gauge theories via super and subsolution method, 2011년도 대한수학회 봄 연구발표회 (2018 KMS Spring Meeting), 초청강연(Invited Lecture), 고려대학교, 서울, 2011.4.30.   

[34] Existence of Topological solutions in the self-dual gauge theories via super and subsolution method, Nonlinear Phenomena: A View From Mathematics And Physics, National Taiwan University, Taiwan, 2011.01.10 - 14.   

[33] Dynamical bifurcation of the two dimensional Swift-Hohenberg equation with odd periodic condition, 2010년도 대한수학회 봄 연구발표회 (2010 Global KMS International Conference), POSTECH, 포항, 2010.11.22 - 23. 

[32] A Quantization effect for Maxwell-Chern-Simons vortices, 2009대한수학회-미국수학회 공동학술회의(2009 Joint Meeting of KMS and AMS) , 이화여자대학교, 서울, 2009.12.19 - 20.   

[31] Existence and asymptotics of topological solutions in the self-dual Maxwell-Chern-Simons O(3) sigma model, Conference for elliptic and parabolic PDEs, KAIST, 대전, 2009.11.05 - 07.   

[30] A Quantization effect for Maxwell-Chern-Simons vortices, The 2nd SNU Workshop on Nonlinear Partial Differential Equations, 서울대학교, 서울, 2009.06.18 - 20.   

[29] Dynamic bifurcation of the one dimensional Swift-Hohenberg equation, Korea-Australia Analysis Forum 2009 (KAAF 2009), BEXCO, 부산, 2009.05.11 - 14.   

[28] Dynamic bifurcation of the one-dimensional Swift-Hohenberg equation, NIMS Workshop and Minicourse on Mathematical Analysis, Numerics and Applications in fluid and gas dynamics, 국가수리과학연구소(NIMS), 대전, , 2009.02.02 - 03.   

[27] Dynamic bifurcation of the Swift-Hohenberg equation, Workshop on Partial Differential Equations of Mathematical Physics, 전북대학교, 전주, 2008.12.18 - 19.   

[26] Chern-Simons vortices without gauge fields, Workshop on Partial Differential Equations and Fluid Mechanics, 성균관대학교, 수원, 2008.12.08 - 10.   

[25] On the Chern-Simons-Higgs vortex equation without gauge fields, 2008 Global KMS International Conference, 제주컨벤션센터(ICC Jeju), 서귀포, 2008.10.23 - 25.  

[24] On the Chern-Simons-Higgs vortex equation without gauge fields, Variational Methods for Elliptic PDE's and Hamiltonian Systems, POSTECH, 포항, 2008.10.08 - 10.   

[23] Dynamic bifurcation of the complex Swift-Hohenberg equation, World Congress of Nonlinear Analysts , Hyatt Grand Cypress Resort in Orlando, Florida, USA, 2008.07.02 - 09.   

[22] Dynamic bifurcation of the complex Swift-Hohenberg equation, Hanbat PDE Workshop, 한밭대학교, 대전, 2008.06.26 - 27.   

[21] Asymptotic problems in a Maxwell-Chern-Simons model, The 9th International Workshop on Differential Equations,전남대학교, 광주, 2008.05.29 - 31.   

[20] Asymptotics of Maxwell-Chern-Simons Vortices on the Unit Disc, International Conference on Nonlinear Analysis, National Center for Theoretical Sciences, National Tsing Hua University, Taiwan, 2006.11.20 - 25.   

[19] Asymptotic problems of Maxwell-Chern-Simons vortices, The Workshop of the National Institute for Mathematical Sciences on Partial Differential Equations for Applied Sciences, 국가수리과학연구소(NIMS), Daejon, 2006.08.24 - 26.   

[18] Nonrelativistic limit for the Abelian Chern-Simons model, AIMS' 6th International Conference on Dynamical Systems, Differential Equations and Applications, University of Poitiers, France, 2006.06.25 - 28.   

[17] Nonrelativistic limit for the Abelian Chern-Simons model, The 8th Workshop on Differential Equations, 전남대학교, 광주, 2006.06.02 - 03.   

[16] Nonrelativistic limit in the self-dual Abelian Chern-Simons model, 2006 KMS Spring Meeting, 동아대학교, 부산, 2006.04.22.   

[15] Asymptotics of Maxwell-Chern-Simons vortices on the unit disc, 2006 Korea-Japan Conference on Partial Differential Equations, 연세대학교, 서울, 2006.03.20 - 21.   

[14] Nonself-dual Maxwell-Chern-Simons vortices on the unit disc, Conference on Nonlinear Elliptic and Parabolic Partial Differential Equations, 제주대학교, 제주, 2005.08.18 - 20.   

[13] Nontopological bare solutions in the relativistic self-dual Maxwell-Chern-Simons-Higgs model, The 5th East Asia PDE Conference, Osaka University Nakanoshima Center, Japan, 2005.01.31 - 02.03.   

[12] Nonselfdual Chern-Simons vortices on bounded domains, Navier-Stokes Equations and Potential Theory, KOSEF-JSPS Joint Research Project, Yuzawa Grand Hotel, Japan, 2005.01.10 - 14.   

[11] Nonselfdual Chern-Simons vortices on bounded domains, International Conference on Elliptic and Parabolic Problems: Recent Advances, National Center for Theoretical Sciences, National Tsing Hua University, Taiwan, 2004.02.16 - 20.   

[10] Topological solutions in the self-dual Chern-Simons-Higgs theory in a background metric, The First Jeju PDE Workshop, 제주대학교, 제주, 2003.03.26 - 28.   

[9] The Chern-Simons-Higgs model on bounded domains, Workshop on Nonlinear Problems in Gauge Theory and Fluid Dynamics, 서울대학교, 서울, 2002.12.09 - 10.   

[8] On the Chern-Simons-Higgs Model, 2002 KMS Fall Meeting,  전남대학교, 광주, 2002.10.18 - 19.   

[7] Chern-Simons vortices on bounded domains, The Third Workshop on Semilinear Elliptic Problems, 제주대학교, 제주, 2001.07.25 - 28.   

[6] Asymptotics for vortex condensate solutions in the Abelian Chern-Simons Higgs theory, The Second East Asia Differential Equations Conference, 서울대학교, 서울, 2001.06.19 - 21.   

[5] Existence of Topological Multivortex Solutions in the Self-Dual Gauge Theories, The Fifth Applied Mathematics Forum, Suanbo Park Hotel, Chungju, 2000.01.09 - 11.   

[4] Asymptotics for the vortex condensate solutions in Chern-Simons-Higgs theory, 1999 KMS Fall Meeting, Wonkwang University, Iksan, 1999.10.22 - 23.   

[3] Existence of Topological Multivortex Solutions in the Self-Dual Gauge Theories, The Second Korea-Japan Young PDE Conference, Yonsei University, 1998.12.11 - 12.   

[2] Existence and nonexistence in Chern-Simons-Higgs theory with a uniform electric charge density , The Second Applied Mathematics Forum, The K Hotel Gyeongju, 1998.04.20 - 21.   

[1] Gevrey class regularity for the time-dependent Ginzburg-Landau equations, 1996 KMS Spring Meeting, 충남대학교, 대전, 1996.04.