[P] P107~P114

2:00 PM - 3:30 PM JST(5:00 AM - 6:30 AM UTC)

[P110] Predicting Thermal Expansion Properties of Complex Composite Materials Using Multi-Scale Simulation

*Jinyong Lee¹, Hyokyeong Kim¹, Sooah Kyung¹, Jongwook Kwak¹, Jiwoong Kim^1,2 (1. Department of Materials Science and Engineering, Soongsil University, Seoul 06978, Republic of Korea, 2. Department of Green Chemistry and Materials Engineering, Soongsil University, Seoul 06978, Republic of Korea)

Keywords:

Multi-scale simulation,Thermal expansion coefficient (CTE),Finite element method (FEM),High-entropy ceramics (HEC),Metal matrix

Multi-scale simulations predict high-temp composite expansion. FEM and thermo-elastic models align. Mo at 2000 K and Nb at 2500-3000 K show highest CTE mismatch and stress, ideal for high-temp use.