Study of Molecular and Ionic Vapor Composition over CeI₃ by Knudsen Effusion Mass Spectrometry

Table 10

Coefficients of polynomial (A.4).

				–c
	0–1033	47.08	2.326	3.838	2.391	8.699	1.760
	1033–1500	106.9	26.03	16.90	1.830	3.165	0.289
CeI3	0–1500	110.0	1.489	4.011	3.480	12.77	2.158
	0–1500	122.9	1.780	4.748	4.156	15.36	2.604
Ce2I6	0–1500	177.9	2.760	7.349	6.477	23.88	4.043
	0–1500	27.52	16.59	20.47	4.390	9.010	0.966
Ce3I9	800–1500	992.1	441.8	194.6	2.251	1.601	1.060

The errors in the functions of Gibbs energy estimated in this work are assumed to be equal to ±5 (CeI₃), ±25 (Ce₂I₆), ±40 (), and ±50 (Ce₃I₉) J mol⁻¹ K⁻¹.