Effect of Sn Addition on Thermal and Optical Properties of Pb₉Se₇₁Ge_20−𝑥Sn_𝑥  (8≤𝑥≤12) Glass

Table 2

The values of activation energies of crystallization calculated by Kissinger and Augis and Bennett approaches.

𝑥	Activation energies of crystallization (KJ/mol)
	Kissinger		Augis and Bennett
	Peak 1	Peak 2	Peak 1	Peak 2
8	205.074		209.794
9	249.723		254.394
10	118.924		126.432
11	204.919	313.630	211.39	324.525
12	173.512	189.093	178.315	196.375