Thermodynamics Multicomponent Heterogeneous System ByeongJoo Lee POSTECH MSE

Thermodynamics Multi-component Heterogeneous System Byeong-Joo Lee POSTECH - MSE calphad@postech. ac. kr Byeong-Joo Lee http: //cmse. postech. ac. kr

Property of a Regular Solution Byeong-Joo Lee http: //cmse. postech. ac. kr

Standard States Byeong-Joo Lee http: //cmse. postech. ac. kr

Standard States Which standard states shall we use? Byeong-Joo Lee http: //cmse. postech. ac. kr

Byeong-Joo Lee http: //cmse. postech. ac. kr

Phase Diagrams - Relation with Gibbs Energy of Solution Phases Byeong-Joo Lee http: //cmse. postech. ac. kr

Phase Diagrams - Binary Systems Byeong-Joo Lee http: //cmse. postech. ac. kr

Phase Structure of Multicomponent and Multiphase Systems Byeong-Joo Lee http: //cmse. postech. ac. kr

Morphological Evolution - from Y. S. Yoo, KIMM Byeong-Joo Lee http: //cmse. postech. ac. kr

Phase Equilibrium 1. Conditions for equilibrium 2. Gibbs Phase Rule 3. How to interpret Binary and Ternary Phase Diagrams ▷ Lever-Rule Byeong-Joo Lee http: //cmse. postech. ac. kr

CVD Diamond - N. M. Hwang et al. , J. Crystal Growth 162, 55 (1996) Diamond deposited on silicon substrate Soot deposited on the iron substrate Byeong-Joo Lee http: //cmse. postech. ac. kr

Driving force of CVD Deposition - from N. M. Hwang, SNU ※ Example: Deposition of Silicon Si. H 4 + 2 Cl 2 = Si + 4 HCl Byeong-Joo Lee http: //cmse. postech. ac. kr

Thermodynamic Paradox - from N. M. Hwang, SNU Diamond formation with simultaneous graphite etching in low pressure synthesis of diamond Byeong-Joo Lee http: //cmse. postech. ac. kr

Phase Diagrams - Binary Systems Byeong-Joo Lee http: //cmse. postech. ac. kr

Phase Diagrams - Ternary Systems 1273 K 923 K Byeong-Joo Lee http: //cmse. postech. ac. kr

Assessment of thermodynamic properties in the Na-Al-H ternary system Byeong-Joo Lee http: //cmse. postech. ac. kr

Assessment of thermodynamic properties in the Li-Al-H ternary system Byeong-Joo Lee http: //cmse. postech. ac. kr

Interfacial Reactions ? - between Ti and Al 2 O 3 Byeong-Joo Lee http: //cmse. postech. ac. kr