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Experimental and Theoretical Results

Table of Ionization Cross Sections at Specific Energies (tab-delimited ASCII)

Atomic Orbital Constants for BEB Calculation of the Direct Cross Section
Total Ionization Cross Section
  Incident electron energy, T = eV


I - BEB Direct
III - Total 		Y.-K. Kim and J.-P. Desclaux, Phys. Rev. A 66, 012708 (2002). (T)
IV - brook78,2kV E. Brook, M.F.A. Harrison, and A.C.H. Smith, J. Phys. B 11, 3115 (1978). (E)
V - brook78,4kV E. Brook, M.F.A. Harrison, and A.C.H. Smith, J. Phys. B 11, 3115 (1978). (E)


All cross sections are in 10-16 cm2 unless otherwise specified.

 IIIIIIIVV
T
(eV)		BEB Direct
Exc-Ion. 2s2p 3S
Total
brook78,2kVbrook78,4kV
12.00 0.05263 0.05263 0.01000
13.00 0.14736 0.14736 0.22500
14.00 0.24261 0.11953 0.36214 0.28300
15.00 0.33501 0.16877 0.50379 0.58100
16.00 0.42285 0.20235 0.62521 0.65300
17.00 0.50536 0.22787 0.73323 0.80000
18.00 0.58229 0.24823 0.83053 0.87200
19.00 0.65370 0.26495 0.91865 1.03700
20.00 0.73748 0.27892 1.01640
21.00 0.82194 0.29073 1.11267 1.18400
22.00 0.90205 0.30082 1.20286
23.00 0.97769 0.30948 1.28716 1.28200
24.00 1.04888 0.31694 1.36582
25.00 1.11572 0.32339 1.43911 1.45100
26.00 1.17838 0.32898 1.50735
27.00 1.23704 0.33381 1.57086 1.63000
28.00 1.29192 0.33800 1.62992
29.00 1.34322 0.34161 1.68483
30.00 1.39116 0.34472 1.73588
32.00 1.47774 0.34966 1.82740 1.88200
34.00 1.55321 0.35318 1.90639
35.00 1.58721 0.35450 1.94170
37.00 1.64851 0.35641 2.00492 2.07300 2.04200
38.00 1.67610 0.35704 2.03314
40.00 1.72578 0.35777 2.08355
42.00 1.76889 0.35789 2.12678
44.00 1.80622 0.35750 2.16372
45.00 1.82293 0.35715 2.18008
47.00 1.85284 0.35617 2.20901 2.21500
48.00 1.86618 0.35556 2.22174
50.00 1.88993 0.35413 2.24406
55.00 1.93472 0.34964 2.28436
57.00 1.94775 0.34756 2.29531 2.30900 2.23900
60.00 1.96298 0.34422 2.30721
65.00 1.97882 0.33827 2.31709
67.00 1.98238 0.33579 2.31817 2.31500
70.00 1.98524 0.33202 2.31726
75.00 1.98449 0.32564 2.31013
77.00 1.98258 0.32307 2.30565 2.23400
80.00 1.97827 0.31923 2.29750
85.00 1.96785 0.31288 2.28074
87.00 1.96274 0.31037 2.27311 2.19300
90.00 1.95424 0.30664 2.26088
95.00 1.93819 0.30053 2.23872
97.00 1.93123 0.29813 2.22936 2.11800
100.00 1.92031 0.29457 2.21488
107.00 1.89306 0.28653 2.17959 2.10300
120.00 1.83844 0.27252 2.11095
137.00 1.76427 0.25597 2.02024 1.90900
140.00 1.75121 0.25324 2.00445
147.00 1.72094 0.24711 1.96805 1.83400
150.00 1.70810 0.24457 1.95266
160.00 1.66597 0.23647 1.90244
172.00 1.61706 0.22744 1.84451 1.76500
180.00 1.58557 0.22181 1.80738
197.00 1.52175 0.21076 1.73250 1.60800
200.00 1.51092 0.20893 1.71985
207.00 1.48618 0.20479 1.69097 1.61400
247.00 1.35787 0.18411 1.54198 1.53100
250.00 1.34909 0.18273 1.53182
297.00 1.22479 0.16379 1.38858 1.31000
300.00 1.21763 0.16272 1.38035
310.00 1.19438 0.15928 1.35365
347.00 1.11593 0.14779 1.26372 1.22000
350.00 1.11003 0.14694 1.25697
397.00 1.02551 0.13485 1.16036 1.11700
400.00 1.02057 0.13415 1.15472
450.00 0.94507 0.12357 1.06864
497.00 0.88413 0.11515 0.99928 0.99400
500.00 0.88053 0.11465 0.99518
550.00 0.82471 0.10704 0.93174
597.00 0.77869 0.10082 0.87951 0.87400
600.00 0.77594 0.10045 0.87639
697.00 0.69696 0.08989 0.78685 0.74400
700.00 0.69479 0.08960 0.78439
797.00 0.63167 0.08125 0.71292 0.72700
800.00 0.62991 0.08102 0.71093
900.00 0.57678 0.07406 0.65084
997.00 0.53366 0.06844 0.60210 0.59600
1000.00 0.53244 0.06828 0.60072
1500.00 0.38784 0.04963 0.43747
2000.00 0.30753 0.03938 0.34692
2500.00 0.25603 0.03284 0.28887
3000.00 0.22002 0.02827 0.24829
4000.00 0.17270 0.02229 0.19499
5000.00 0.14283 0.01851 0.16133

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