0:00 overview of midterm 3 results
1:16 supercooled water demo
4:38 types of phase transformations
6:19 homogeneous vs heterogeneous nucleation
7:38 volumetric change in free energy
9:15 surface energy influence on transformations
14:21 surface vs volume as a function of radii
15:30 critical radii for nucleation and nucleation activation energy
20:28 writing free energy in terms of enthalpy, surface energy etc
22:20 sketching free energy vs radii size for different temperatures
26:42 example calculation of nucleation activation energy
26:42 example calculation of critical nuclei radii
43:10 factors affecting nucleation rate: number of critical nuclei and attachment frequency
46:40 maximum nucleation rate temperature
