Conferences
Oral Presentation
"Wrinkling behaviors of graphene films adhered to a polymer substrate"
Advances in Functional Materials (AFM2017)
LA, USA, Aug 14-17, 2017
Invited Lecture
"Smoothed Polyhedral Variable-Node Elements and Their Applications"
7th International Conference on Computational Methods (ICCM2016)
Berkeley, CA, USA, Aug 1-4, 2016
Oral Presentation
"SFEM-based Variable-node finite elements and their applications"
6th International Conference on Computational Methods (ICCM2015)
Auckland, New Zealand, Jul 14-17, 2015
Keynote Presentation
"Smoothed variable-node elements - Next generation CAE approach"
The 9th International Conference and Workshop on Numerical Simulation of 3D Sheet Metal Forming Processes (NUMISHEET) 2014
Melbourne, Australia, Jan 6-10, 2014
Invited Lecture
"Variable-Node finite elements and Smoothed finite elements - Next Generation CAE approach"
Korean Society of Mechanical Engineers (KSME) annual fall conference 2013
Kangwon Land, South Korea, Dec 18-20, 2013
Invited Lecture
"An adaptive quasicontinuum method with the aid of variable-node elements"
Collaborative Conference on 3D & Materials Research (CC3DMR) 2013,
Jeju Island, South Korea, June 24-28, 2013
Keynote Presentation
"Applications of variable-node finite elements"
13th International Conference on Fracture (ICF13) 2013,
Beijing, China, June 16-21, 2013
Oral presentation
"A carving technique with the aid of polyhedral elements and smoothed integration for complex structures"
23rd International Congress of Theoretical and Applied Mechanics (ICTAM) 2012,
Beijing, China, Aug. 19-24, 2012
Invited Lecture
"Flexible mesh-based CAE Technology"
School of Mechanical Engineering, SKKU (SungKyunKwan University), Sept. 7, 2012
Invited Lecture
"Next generation CAE : Flexible mesh-based CAE Technology"
KISTI( Korea Institute of Science and Technology Information), DaeJeon, Korea, Sept. 17, 2012
Invited Lecture
"Next generation computational mechanics - Multiscale computation and nanoscale-system simulation",
Central Advanced Research & Engineering Institute, Hyundai Motor Group, Oct. 26, 2011
Invited Lecture
"Multiscale Computations - three examples in nanomechanics"
Fifth International Conference on Multiscale Materials Modeling, Freiburg, Germany, Oct. 4-8, 2010
Oral presentation
"Multiscale computing of CNTs fracture based on quasicontinuum/density functional theory hybridization",
22st International Congress of Theoretical and Applied Mechanics (ICTAM) 2008,
Adelaide, Australia, Aug. 25-29, 2008.
Oral presentation
"Multiscale finite element simulation for crack propagation in heterogeneous media with microstructures",
22st International Congress of Theoretical and Applied Mechanics (ICTAM) 2008,
Adelaide, Australia, Aug. 25-29, 2008.
Invited Lecture
"Multiscale modelling and computation in mechanics",
Kyoto University, Japan, Jan. 21, 2008.
Invited Lecture
"Multiscale computing for deformations of carbon nanotubes",
14th International Symposium on Plasticity, Big Island, Hawaii, Jan. 3-8, 2008.
Invited Lecture
"Quasicontinuum and its hydridization with quantum mechanical computation for CNTs",
2007 Hannam International Symposium on IT/BT/NT Fusion Technology, Korea, Nov. 16, 2007.
Invited Lecture
"Simulation of nanostructure systems containing multiple spatial/temporal scales-quasicontinuum and action derived molecular dynamics",
International Symposium on Structural Reliability in Energy Systems Innovation,
University of Tokyo, Japan, Nov. 22, 2006.
Invited Lecture
"Computer simulation of large- and multiple-scale structural systems - application examples for continua and nano-systems",
CAE Forum & Exhibition, Samsung Electro-Mechanics, Korea, Nov. 20, 2006.
Semi-plenary Lecture
"MLS-based variable-node elements and their applications",
WCCM VII (The Seventh World Congress on Computational Mechanics),
Hyatt Regency Century Plaza Hotel, Los Angeles, USA, July 16-22, 2006.
Invited Lecture
"Applied mechanics and nanomechanics",
Annual Spring Conference, The Korean Society for Noise and Vibration Engineering (KSNVE),
Jeju Island, Korea, May 25, 2006.
Plenary Lecture
"Computational nanotechnology and its applications",
COSEIK (Computational Structural Engineering Institute of Korea) conference,
Muju Resort, Korea, Apr. 14, 2006.
Keynote Presentation
"Large and multiple scale simulations of nanostructure systems",
Plasticity Symposium 2005, Kauai, Jan., 2005.
Invited Seminar Talk
"Researches of KAIST Multi-Physics Systems LAB",
Tsinghwa University, Engineering Mechanics Department, China, Aug. 22, 2005.
Oral presentation
"A quasicontinuum method for deformations of carbon nanotubes",
Nanoengineering Symposium 2004, Daejeon, Korea, Oct. 26-28, 2004.
Invited Presentation
"Development of a novel 'crack' finite elements for propagation simulation",
21st International Congress of Theoretical and Applied Mechanics (ICTAM) 2004,
Warsaw, Poland, Aug. 15-21, 2004.
Invited Seminar Talk
"Large and multiple scale simulations of nanosystems",
Postech, Korea, June 12, 2004.
Keynote Presentation
"Numerical implementation of a thermo-elastic-plastic constitutive equation in consideration of the transformation plasticity in welding",
Plasticity Symposium 2003, Quebec City, July 2003.
Keynote Presentation
"Higher order eigenfields in elastic-plastic cracks",
Plasticity Symposium 2002, Aruba, Jan., 2002.
Invited Seminar Talk
"Wedges and delaminations in anisotropic elasticity of laminated composites",
North Carolina State University, USA, Apr. 11, 1995.
Invited Seminar Talk
"Boundary layer problems in generalized plane deformations of laminated composites",
Tokyo Denki University, Japan, July 21, 1992.
Invited Seminar Talk
"Two finite strain plasticity models: An internal time model and a combined isotropic-kinematic hardening model",
Georgia institute of Technology, USA, Feb. 26, 1987.