Table 10 The interatomic potential (10
5
) and local δω(R) shift (10
5
) for Cs–He pair (in atomic
units; see text)
R
δω(R)
U(R)
8
4,280
610
9
2,845
336
10
1,890
169
11
955
77
12
482
32
13
251
12.8
14
113
4.1
15
59
1.9
Table 11 The observed f ρ (10
−9 1/Torr) shifts for the systems of the Cs–He and corresponding
theoretical data (see text)
T, K
Experiment
Our
theory
Theory
a
[30–32]
Theory
b
[30–32]
Theory
c
[30–32]
223
–
178
164
142
169
323
135
137
126
109
129
423
–
123
111
96
114
523
–
112
100
85
103
623
–
105
94
78
96
723
–
98
–
–
–
823
–
92
–
–
–
Note
a Calculation with using the He wave functions in the Clementi-Rothaane approximation
b Calculation with using the He wave functions in the Z-approximation
c Calculation with using the He wave functions in the Löwdin approximation
Table 12 The observed f ρ (10
−9 1/Torr) shifts for the systems of Rb–He and corresponding
theoretical data (see text)
T, K
Experiment
Our
theory
Theory
a
[30–32]
Theory
b
[30–32]
Theory
c
[30–32]
223
–
113
79
67
81
323
105
101
73
56
75
423
–
89
62
48
64
523
–
80
55
43
56
623
–
73
50
38
50
723
–
71
47
36
47
823
–
69
–
–
–
Note
a Calculation with using the He wave functions in the Clementi-Rothaane approximation
b Calculation with using the He wave functions in the Z-approximation
c Calculation with using the He wave functions in the Löwdin approximation
72
O.Yu. Khetselius