From Eqs.(1) and (3)
![]()
At the triple point


Example 2.4
Prove that the slope of sublimation curve is greater than of vaporization curve at triple point.
Solution
At triple point,

Where
![]()


Module 2 : Phase Transitions
Lecture 2 : First order phase transition
From Eqs.(1) and (3)
![]()
At the triple point


Example 2.4
Prove that the slope of sublimation curve is greater than of vaporization curve at triple point.
Solution
At triple point,

Where
![]()

