Advanced Metallurgical Thermodynamics

Instructor: Prof. B. S. Murty, Department of Metallurgy and Materials Engineering, IIT Madras.

Basics: First, second and third laws of thermodynamics, Maxwell's relations, Clausius-Clapeyron equation.
Solutions: solution models, regular, sub-regular, cluster variation models, multi-parameter models, quasi-chemical theory, statistical thermodynamics, multicomponent systems.
Equilibrium Concepts: Unary, binary and multicomponent systems, phase equilibria, the evolution of phase diagrams, metastable phase diagrams, calculation of phase diagrams, thermodynamics of defects.
Thermodynamics of Phase Transformations: Melting and solidification, precipitation, eutectoid, massive, spinodal, martensitic, order-disorder transformations and glass transition. First and second-order transitions.
Heterogeneous Systems: Equilibrium constant, Ellingham diagrams and their application to commercially important reactions.

Mod-01 Lec-01 Basic definitions.
Mod-01 Lec-02 Free energy, Stability, equilibrium in a unary system.
Mod-01 Lec-03 Effect of Pressure on equilibrium transformations.
Mod-01 Lec-04 Free energy of solutions, free energy-composition diagrams.
Mod-01 Lec-05 Solution models, chemical potential.
Mod-01 Lec-06 Phase rule, free energy-composition diagrams and phase diagrams.
Mod-01 Lec-07 Evolution of phase diagrams.
Mod-01 Lec-08 Evolution of phase diagrams, miscibility gap.
Mod-01 Lec-09 T(o) concept, partition less solidification.
Mod-01 Lec-10 T(o) concept, partition less solidification (cond...).
Mod-01 Lec-11 Eutectic solidification, glass formation.
Mod-01 Lec-12 Kauzmann paradox, order of a transformation, glass forming ability.
Mod-01 Lec-13 Eutectic solidification, coupled growth, heterogeneous nucleation.
Mod-01 Lec-14 Peritectic solidification, metastable phase diagrams.
Mod-01 Lec-15 Errors in drawing phase diagrams.
Mod-01 Lec-16 Free energy of undercooled liquid, shape of nucleus.
Mod-01 Lec-17 Solid state phase transformations - Precipitation.
Mod-01 Lec-18 Precipitation.
Mod-01 Lec-19 Precipitation -- quasicrystals.
Mod-01 Lec-20 Precipitate coarsening, stability of a phase, spinodal decomposition.
Mod-01 Lec-21 Spinodal decomposition.
Mod-01 Lec-22 Eutectioid reaction.
Mod-01 Lec-23 Eutectioid reaction (cond...).
Mod-01 Lec-24 Bainitic transformation.
Mod-01 Lec-25 Kinetics of eutectoid transformations.
Mod-01 Lec-26 Martensitic Transformation.
Mod-01 Lec-27 Martensitic transformation, order-disorder transformation.
Mod-01 Lec-28 Miscibility gap in phase diagrams.
Mod-01 Lec-29 Phase diagram calculations.
Mod-01 Lec-30 Thermodynamics of heterogeneous systems.
Mod-01 Lec-31 Thermodynamics of heterogeneous systems (cond...).