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σ 1s σ 2s σ 2p σ 3s σ 3p σ 3d

H + + La(nl=1s) → H + + La + + e-

Table 1 (Theory)

E, MeV σ 1s , 10 -16 cm 2
KH69 BE78
0.07 — .4354E-15
0.10 — .3772E-14
0.15 — .2961E-13
0.20 — .1146E-12
0.30 — .6976E-12
0.50 .8006E-11 .5897E-11
0.70 .2885E-10 .2216E-10
1.0 .1113E-09 .8601E-10
1.5 .4149E-09 .3696E-09
2.0 .1192E-08 .9953E-09
3.0 .3924E-08 .3703E-08
5.0 .1647E-07 .1604E-07
7.0 .3749E-07 .3681E-07
10. .8019E-07 .7849E-07
15. .1587E-06 .1580E-06
20. .2316E-06 .2336E-06
30. .3514E-06 .3506E-06
50. .4735E-06 .4693E-06
70. .5067E-06 .5050E-06
100. .4995E-06 .4993E-06
150. .4456E-06 .4490E-06
200. .3936E-06 .3968E-06
300. .3158E-06 .3173E-06
500. .2192E-06 .2259E-06
700. .1706E-06 .1763E-06
1000. — .1337E-06
1500. — .9634E-07
2000. — .7609E-07
3000. — .5434E-07
5000. — .3526E-07

H + + La(nl=2s) → H + + La + + e-

Table 2 (Theory)

E, MeV σ 2s , 10 -16 cm 2
CH73 BE78
0.005 — .3786E-16
0.007 — .3874E-14
0.01 — .1349E-12
0.015 — .1728E-11
0.02 — .7809E-11
0.03 — .5038E-10
0.05 — .4209E-09
0.07 — .1437E-08
0.10 — .4759E-08
0.15 .1778E-07 .1520E-07
0.20 .3267E-07 .2992E-07
0.30 .5950E-07 .5920E-07
0.50 .9077E-07 .8716E-07
0.70 .1581E-06 .1518E-06
1.0 .5844E-06 .5591E-06
1.5 .2233E-05 .2156E-05
2.0 .4518E-05 .4457E-05
3.0 .9305E-05 .9283E-05
5.0 .1594E-04 .1597E-04
7.0 .1925E-04 .1915E-04
10. .2039E-04 .2048E-04
15. .1941E-04 .1954E-04
20. .1759E-04 .1777E-04
30. .1441E-04 .1460E-04
50. .1033E-04 .1067E-04
70. .8072E-05 .8441E-05
100. .6146E-05 .6498E-05
150. .4532E-05 .4746E-05
200. .3576E-05 .3773E-05
300. .2642E-05 .2706E-05
500. — .1772E-05
700. — .1329E-05
1000. — .9807E-06
1500. — .6894E-06
2000. — .5365E-06

H + + La(nl=2p) → H + + La + + e-

Table 3 (Theory)

E, MeV σ 2p , 10 -16 cm 2
CH73 BE78
0.005 — .3500E-17
0.007 — .5794E-15
0.01 — .1662E-13
0.015 — .2864E-12
0.02 — .1724E-11
0.03 — .1759E-10
0.05 — .2516E-09
0.07 — .1209E-08
0.10 — .5850E-08
0.15 .5309E-07 .2994E-07
0.20 .1256E-06 .8720E-07
0.30 .3747E-06 .3376E-06
0.50 .1455E-05 .1408E-05
0.70 .3146E-05 .3095E-05
1.0 .6508E-05 .6400E-05
1.5 .1314E-04 .1302E-04
2.0 .2018E-04 .2006E-04
3.0 .3323E-04 .3314E-04
5.0 .5189E-04 .5191E-04
7.0 .6294E-04 .6252E-04
10. .6954E-04 .6952E-04
15. .7039E-04 .7068E-04
20. .6682E-04 .6726E-04
30. .5771E-04 .5843E-04
50. .4328E-04 .4466E-04
70. .3421E-04 .3594E-04
100. .2616E-04 .2789E-04
150. .1930E-04 .2047E-04
200. .1521E-04 .1632E-04
300. .1122E-04 .1178E-04
500. — .7714E-05
700. — .5802E-05
1000. — .4275E-05
1500. — .3006E-05
2000. — .2812E-05

H + + La(nl=3s) → H + + La + + e-

Table 4 (Theory)

E, MeV σ 3s , 10 -16 cm 2
JO79
0.001 .1575E-10
0.002 .2119E-09
0.003 .9116E-09
0.005 .5076E-08
0.007 .1402E-07
0.01 .3575E-07
0.015 .7829E-07
0.02 .1088E-06
0.03 .1498E-06
0.05 .7601E-06
0.07 .2268E-05
0.10 .4460E-05
0.15 .6545E-05
0.20 .1076E-04
0.30 .3583E-04
0.50 .1226E-03
0.70 .2089E-03
1.0 .3020E-03
1.5 .3813E-03
2.0 .4102E-03
3.0 .4059E-03
5.0 .3489E-03
7.0 .2972E-03
10. .2427E-03
15. .1858E-03
20. .1520E-03
30. .1122E-03
50. .7503E-04
70. .5719E-04
100. .4286E-04
150. .3046E-04
200. .2390E-04
300. .1690E-04
500. .1088E-04

H + + La(nl=3p) → H + + La + + e-

Table 5 (Theory)

E, MeV σ 3p , 10 -16 cm 2
JO79
0.001 .6480E-11
0.002 .1747E-09
0.003 .1116E-08
0.005 .1042E-07
0.007 .4104E-07
0.01 .1547E-06
0.015 .5783E-06
0.02 .1274E-05
0.03 .3094E-05
0.05 .7336E-05
0.07 .1339E-04
0.10 .2799E-04
0.15 .6967E-04
0.20 .1307E-03
0.30 .2885E-03
0.50 .6300E-03
0.70 .9140E-03
1.0 .1216E-02
1.5 .1484E-02
2.0 .1587E-02
3.0 .1600E-02
5.0 .1427E-02
7.0 .1249E-02
10. .1038E-02
15. .8178E-03
20. .6788E-03
30. .5105E-03
50. .3486E-03
70. .2700E-03
100. .2027E-03
150. .1456E-03
200. .1150E-03
300. .8197E-04
500. .5336E-04

H + + La(nl=3d) → H + + La + + e-

Table 6 (Theory)

E, MeV σ 3d , 10 -16 cm 2
JO79
0.001 .3039E-12
0.002 .1687E-10
0.003 .1692E-09
0.005 .2790E-08
0.007 .1657E-07
0.01 .9960E-07
0.015 .6688E-06
0.02 .2326E-05
0.03 .1138E-04
0.05 .5989E-04
0.07 .1453E-03
0.10 .3002E-03
0.15 .5760E-03
0.20 .8445E-03
0.30 .1368E-02
0.50 .2354E-02
0.70 .3169E-02
1.0 .4009E-02
1.5 .4815E-02
2.0 .5103E-02
3.0 .5076E-02
5.0 .4421E-02
7.0 .3796E-02
10. .3077E-02
15. .2344E-02
20. .1903E-02
30. .1390E-02
50. .9221E-03
70. .7072E-03
100. .5197E-03
150. .3684E-03
200. .2888E-03
300. .2034E-03