International Conference Proceedings

Hwangki Cho, Uk Jin Jung, and Dongwoo Sohn, DEM study on dynamic behaviors and thermal properties of packed beds according to particle mixing and packing conditions, The 4th International Conference on Advanced Convergence Engineering (ICACE2022), Shanghai, China (Online), Nov-26-2022.
Youngmin Lee, Dongwoo Sohn, Mu-Young Ahn, Yi-Hyun Park, and Seungyon Cho, Application of discrete element method in breeding blanket design, 1st International Fusion and Plasma Conference, Jeju, Republic of Korea, Aug-24-2022.
Dongkwon Choi, Youngmin Lee, Mu-Young Ahn, Yi-Hyun Park, Seungyon Cho, and Dongwoo Sohn, A coupled CFD-DEM analysis of purge gas flow over pebble beds according to distributor shapes, 31st Symposium on Fusion Technology (SOFT2020), Dubrovnik , Croatia (Virtual Conference), Sep-23-2020.
Dae-Ock Kim, Seon-Pil Hwang, and Dongwoo Sohn, A DEM study on the connectivity and packing of binary-sized pebbles in breeding zones, 31st Symposium on Fusion Technology (SOFT2020), Dubrovnik , Croatia (Virtual Conference), Sep-23-2020.
Hwangki Cho, Suhwan Yu, and Dongwoo Sohn, DEM simulations of binary-sized pebble packing in cuboidal containers and thermal conduction considering purge gas pressure, 31st Symposium on Fusion Technology (SOFT2020), Dubrovnik, Croatia (Virtual Conference), Sep-23-2020.
Youngmin Lee, Dongwoo Sohn, Mu-Young Ahn, Yi-Hyun Park, and Seungyon Cho, A study of the characteristics of non-uniform binary-sized pebble bed and its effect on gas flow, 31st Symposium on Fusion Technology (SOFT2020), Dubrovnik , Croatia (Virtual Conference), Sep-22-2020.
Jihoon Han, Hwangki Cho, Min Kuk Choi, Sangjin Park, Woo Jin An, and Dongwoo Sohn, A numerical study on the ricochet of ogive-nosed projectiles from concrete targets, 5th International Conference on Materials and Reliability (ICMR-2019), Jeju, Korea, Nov-28-2019.
Dongwoo Sohn and Jihoon Han, Numerical simulations of normal penetration of tandem charge weapons into concrete targets, 5th International Conference on Materials and Reliability (ICMR-2019), Jeju, Korea, Nov-28-2019.
Youngmin Lee, Dongwoo Sohn, Mu-Young Ahn, Yi-Hyun Park, and Seungyon Cho, Numerical investigation of purge gas flow through binary-sized pebble beds using discrete element method and computational fluid dynamics, The 14th International Symposium on Fusion Nuclear Technology (ISFNT-14), Budapest, Hungary, Sep-23-2019.
Youngmin Lee, Dongwoo Sohn, Mu-Young Ahn, Yi-Hyun Park, and Seungyon Cho, Numerical investigation of purge gas flow through pebble beds using discrete element method and computational fluid dynamics, 12th International Conference on Tritium Science & Technology (Tritium 2019), Busan, Korea, Apr-25-2019.
Jihoon Han, Dongwoo Sohn, Damage mechanics of polycrystalline graphene under nanoindentation, The 9th International Conference on Advanced Materials Research (ICAMR 2019), National University of Singapore, Singapore, Jan-26-2019.
Youngmin Lee, Dongwoo Sohn, Mu-Young Ahn, Yi-Hyun Park, and Seungyon Cho, Numerical investigation of mechanical and thermal characteristics of binary-sized pebble bed using discrete element method, 30th Symposium on Fusion Technology, Giardini Naxos, Italy, Sep-18-2018.
Dongwoo Sohn, Finite element analysis of polyhedral meshes generated by an element-carving technique with local mesh refinement, The 12th World Congress on Computational Mechanics & The 6th Asia-Pacific Congress on Computational Mechanics (WCCM XII & APCOM VI), Seoul, Korea, Jul-27-2016.
Dongwoo Sohn, Jihoon Han, Youngmin Lee, Mu-Young Ahn, Yi-Hyun Park, Seungyon Cho, Two-dimensional discrete element analysis for qualitative prediction of effective thermal conductivity of pebble beds in Korean HCCR TBM, The 12th International Symposium on Fusion Nuclear Technology (ISFNT-12), Jeju, Korea, Sep-14-2015.
Dongwoo Sohn, Jihoon Han, Sanghyun Park, Yunmin Nam, Youngmin Lee, Mu-Young Ahn, Yi-Hyun Park, and Seungyon Cho, Qualitative analysis of effective thermal conductivity of pebble beds in Korean HCCR TBM: Effects of pebble size distributions and pebble failure, The 18th International Workshop on Ceramic Breeder Blanket Interactions (CBBI-18), Jeju, Korea, Sep-11-2015.
Seyoung Im, Hobeom Kim, Chan Lee, and Dongwoo Sohn, SFEM-based Variable-node finite elements and their applications, 6th International Conference on Computational Methods (ICCM2015), Auckland, USA, Jul-17-2015.
Dongwoo Sohn, Hexahedron-dominant mesh construction using polyhedral elements combined with the strain smoothing technique, International Conference on Computational & Experimental Engineering and Sciences (ICCES'14), Changwon, Korea, Jun-13-2014.
Hyun-Gyu Kim and Dongwoo Sohn, Development and applications of trimmed hexahedral elements in three-dimensional finite element simulations, International Conference on Computational & Experimental Engineering and Sciences (ICCES'14), Changwon, Korea, Jun-13-2014.
Seungmin Jin, Dongwoo Sohn, Jae Hyuk Lim, and Seyoung Im, An elastoplastic contact analysis using variable-node finite elements, International Conference on Computational & Experimental Engineering and Sciences (ICCES'14), Changwon, Korea, Jun-13-2014.
Yong-Soo Kang, Jungdo Kim, Dongwoo Sohn, and Seyoung Im, A study on three-dimensional variable-node finite element for fluid-structure interaction, International Conference on Computational & Experimental Engineering and Sciences (ICCES'14), Changwon, Korea, Jun-13-2014.
Hyun-Gyu Kim and Dongwoo Sohn, A three-dimensional finite element method with arbitrary polyhedral elements by trimming hexahedral elements, The 5th Asia Pacific Congress on Computational Mechanics and 4th International Symposium on Computational Mechanics (APCOM2013 & ISCM2013), Singapore, Dec-11-2013.
Dongwoo Sohn, Jihoon Han, Young-Sam Cho, and Seyoung Im, 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-22-2012.
Ghi Pyoung Choi, Dongwoo Sohn, Chang Hee Woo, Se-Hwan Lee, Sang Hyun Ahn, and Young-Sam Cho, Numerical prediction of effective stiffness of CNT-composites using AEH (Asymptotic expansion homogenisation) scheme and fitting by the experimental results, International Conference on Materials and Reliability (ICMR-2011), Busan, Korea, Nov-22-2011.
Dongwoo Sohn, Young-Sam Cho, and Seyoung Im, Poly-pyramid elements based on moving least square approximation and their applications for finite element analysis, 11th US National Congress on Computational Mechanics (USNCCM 11), Minnesota, USA, Jul-26-2011.
Jihoon Han, Sungjin Kwon, Youngmin Lee, Jong Youn Park, Dongwoo Sohn, Jae Hyuk Lim, and Seyoung Im, Three-dimensional quasicontinuum method with variable-node elements, 11th US National Congress on Computational Mechanics (USNCCM 11), Minnesota, USA, Jul-25-2011.
Seyoung Im, Dongwoo Sohn, and Jae Hyuk Lim, Multiscale finite element computation for crack propagation in media with microstructures and the effect of T stress on the directional stability of cracks, X International Conference on Computational Plasticity (COMPLAS X), Barcelona, Spain, Sep-03-2009.
Dongwoo Sohn, Jae Hyuk Lim, Young-Sam Cho, and Seyoung Im, Multiscale simulation of crack propagation using variable-node finite elements, International Conference on Computational & Experimental Engineering and Sciences (ICCES'09), Phuket, Thailand, Apr-08-2009.
Seyoung Im, Dongwoo Sohn, and Jae Hyuk Lim, Multiscale finite element simulation for crack propagation in heterogeneous media with microstructures, 22nd International Congress of Theoretical and Applied Mechanics (ICTAM 2008), Adelaide, Australia, Aug-25-2008.
Seyoung Im, Jun Ho Lee, Jae Hyuk Lim, and Dongwoo Sohn, MLS (Moving Least Square) variable-node elements and their applications, 9th US National Congress on Computational Mechanics (USNCCM 9), San Francisco, USA, Jul-23-2007.