18 dynamic models used in the IKP method.⁴⁴.

Kinetic models	f j (α)	g j (α)
Nucleation and nucleus growing		(−ln(1 − α))n	S1, n = 1/4
			S2, n = 1/3
			S3, n = 1/2
			S4, n = 2/3
			S5, n = 1
Phase boundary reaction	(1 − α)n	1 − (1 − α)	S6, plane symmetry
			S7, cylindrical symmetry
			S8, spherical symmetry
Diffusion		α 2	S9, plane symmetry
	[−ln(1 − α)]−1	α + (1 − α)ln(1 − α)	S10, cylindrical symmetry
			S11, spherical symmetry
			S18, Jander's type
Potential law		α n (0 < n < 2)	S12, n = 1/4
			S13, n = 1/3
			S14, n = 1/2
			S17, n = 2/3
Reaction order			S15, n = 1/2
			S16, n = 1/3