Modified Lennard-Jones Potentials with a Reduced Temperature-Correction Parameter for Calculating Thermodynamic and Transport Properties: Noble Gases and Their Mixtures (He, Ne, Ar, Kr, and Xe)

Table 6

Deviations between experimental and predicted second cross-virial coefficients of noble gas mixtures.

Mixtures	Number of points	Average RMSD in 𝐵12 (cm^3 mol^−1)				Δ𝑇 (K)	Reference
		Present study	L-J	Dymond et al.	Tsonopoulos
Mixtures of noble gases
Helium-neon	18	2.05	5.82	0.94	9.40	15–323	[2]
	23	0.66	0.54	1.72	10.6	273–3273	[26]
Helium-argon	21	2.03	0.92	0.44	6.85	90–773	[2]
	23	4.90	5.71	6.37	14.8	273–3273	[26]
Helium-krypton	15	5.66	3.49	0.99	1.84	90–323	[2]
	23	8.54	12.0	12.0	15.9	273–3273	[26]
Helium-xenon	9	10.9	6.07	0.71	7.14	120–323	[2]
	23	15.8	19.7	23.3	21.5	273–3273	[26]
Average	155*	6.15	7.12	6.75	11.9
Neon-argon	30	1.68	34.9	1.00	7.72	84–475	[2]
	23	3.15	1.15	6.69	4.71	273–3273	[26]
Neon-krypton	48	5.15	48.6	2.76	14.3	100–475	[2]
	23	3.86	3.29	8.07	6.69	273–3273	[26]
Neon-xenon	28	16.5	39.4	2.61	17.6	162–475	[2]
	23	10.8	7.36	18.9	12.5	273–3273	[26]
Average	175*	6.68	27.2	5.77	11.2
Argon-krypton	50	3.26	150.3	1.82	2.51	108–695	[2]
	23	1.58	16.7	2.93	4.53	273–3273	[26]
Argon-xenon	5	12.3	125.5	0.29	12.1	173–323	[2]
	23	4.60	23.9	30.0	5.76	273–3273	[26]
Average	101*	3.63	89.9	8.43	4.18
Krypton-xenon	35	7.34	173.7	1.97	5.76	160–700	[2]
	23	2.34	42.6	3.40	4.44	273–3273	[26]
Average	58*	5.36	121.7	2.54	5.24
Overall	489**	5.73	45.0	6.25	9.28

∗Number of data points for each gas mixture. ∗∗Total number of data points for all gas mixtures.