Property Relations (1) S.J.T.0. Phase Transformation and Applications OM aN dz Mdx Ndy dU=TdS-Pdv dH TaS +Vap as av dF=-SdT-Pdv as p dG=-SdT+Vap as aP av at H as av SJTU Thermodynamics of Materials Spring2008©X.J.Jin Lecture 6 Property Relation IlPhase Transformation and Applications S. J. T. U. SJTU Thermodynamics of Materials Spring 2008 © X. J. Jin Lecture 6 Property Relation II Property Relations (1) dz  Mdx  Ndy dU  TdS  PdV dH  TdS VdP dF  SdT  PdV dG  SdT VdP x y x N y M        S S V P V T          S S P V P T         T T V P V S         T T P V P S         