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σ 1s σ 2s σ 2p σ 3s σ 3p σ 3d

H + + Pr(nl=1s) → H + + Pr + + e-

Table 1 (Theory)

E, MeV σ 1s , 10 -16 cm 2
KH69 BE78
0.07 — .2137E-15
0.10 — .2100E-14
0.15 — .1797E-13
0.20 — .7090E-13
0.30 — .4297E-12
0.50 .5231E-11 .3619E-11
0.70 .1887E-10 .1386E-10
1.0 .7274E-10 .5506E-10
1.5 .2788E-09 .2441E-09
2.0 .7964E-09 .6656E-09
3.0 .2705E-08 .2499E-08
5.0 .1135E-07 .1114E-07
7.0 .2666E-07 .2631E-07
10. .5933E-07 .5796E-07
15. .1213E-06 .1207E-06
20. .1814E-06 .1826E-06
30. .2828E-06 .2833E-06
50. .3965E-06 .3933E-06
70. .4342E-06 .4317E-06
100. .4347E-06 .4337E-06
150. .3938E-06 .3962E-06
200. .3510E-06 .3533E-06
300. .2829E-06 .2847E-06
500. .1989E-06 .2037E-06
700. .1551E-06 .1593E-06
1000. — .1213E-06
1500. — .8772E-07
2000. — .6930E-07
3000. — .4938E-07
5000. — .3200E-07

H + + Pr(nl=2s) → H + + Pr + + e-

Table 2 (Theory)

E, MeV σ 2s , 10 -16 cm 2
CH73 BE78
0.007 — .1330E-14
0.01 — .5521E-13
0.015 — .8736E-12
0.02 — .4174E-11
0.03 — .2861E-10
0.05 — .2414E-09
0.07 — .8625E-09
0.10 — .2959E-08
0.15 .1177E-07 .9992E-08
0.20 .2317E-07 .2057E-07
0.30 .4484E-07 .4402E-07
0.50 .7051E-07 .6971E-07
0.70 .1096E-06 .1017E-06
1.0 .3827E-06 .3318E-06
1.5 .1399E-05 .1393E-05
2.0 .3150E-05 .3060E-05
3.0 .6906E-05 .6830E-05
5.0 .1258E-04 .1259E-04
7.0 .1565E-04 .1560E-04
10. .1696E-04 .1716E-04
15. .1674E-04 .1680E-04
20. .1532E-04 .1549E-04
30. .1266E-04 .1292E-04
50. .9226E-05 .9526E-05
70. .7257E-05 .7575E-05
100. .5520E-05 .5849E-05
150. .4006E-05 .4290E-05
200. .3254E-05 .3416E-05
300. .2387E-05 .2456E-05
500. .1501E-05 .1604E-05
700. — .1206E-05
1000. — .8905E-06
1500. — .6275E-06
2000. — .4884E-06

H + + Pr(nl=2p) → H + + Pr + + e-

Table 3 (Theory)

E, MeV σ 2p , 10 -16 cm 2
CH73 BE78
0.007 — .1450E-15
0.01 — .6868E-14
0.015 — .1431E-12
0.02 — .8959E-12
0.03 — .9043E-11
0.05 — .1310E-09
0.07 — .6492E-09
0.10 — .3345E-08
0.15 .2975E-07 .1801E-07
0.20 .8347E-07 .5377E-07
0.30 .2397E-06 .2137E-06
0.50 .9802E-06 .9411E-06
0.70 .2208E-05 .2131E-05
1.0 .4684E-05 .4551E-05
1.5 .9598E-05 .9522E-05
2.0 .1506E-04 .1495E-04
3.0 .2560E-04 .2544E-04
5.0 .4128E-04 .4135E-04
7.0 .5107E-04 .5100E-04
10. .5736E-04 .5780E-04
15. .6019E-04 .6001E-04
20. .5742E-04 .5785E-04
30. .5039E-04 .5097E-04
50. .3849E-04 .3938E-04
70. .3069E-04 .3178E-04
100. .2348E-04 .2480E-04
150. .1705E-04 .1826E-04
200. .1384E-04 .1456E-04
300. .1013E-04 .1047E-04
500. .6349E-05 .6861E-05
700. — .5146E-05
1000. — .3808E-05
1500. — .2681E-05
2000. — .2087E-05

H + + Pr(nl=3s) → H + + Pr + + e-

Table 4 (Theory)

E, MeV σ 3s , 10 -16 cm 2
JO79
0.002 .1096E-09
0.003 .4799E-09
0.005 .2775E-08
0.007 .8004E-08
0.01 .2155E-07
0.015 .5243E-07
0.02 .7975E-07
0.03 .1086E-06
0.05 .3855E-06
0.07 .1308E-05
0.10 .3083E-05
0.15 .4831E-05
0.20 .6821E-05
0.30 .2048E-04
0.50 .7980E-04
0.70 .1461E-03
1.0 .2246E-03
1.5 .2982E-03
2.0 .3256E-03
3.0 .3339E-03
5.0 .2950E-03
7.0 .2543E-03
10. .2089E-03
15. .1616E-03
20. .1325E-03
30. .9845E-04
50. .6592E-04
70. .5026E-04
100. .3750E-04
150. .2685E-04
200. .2110E-04
300. .1497E-04
500. .9595E-05
700. .7186E-05

H + + Pr(nl=3p) → H + + Pr + + e-

Table 5 (Theory)

E, MeV σ 3p , 10 -16 cm 2
JO79
0.001 .3060E-11
0.002 .8342E-10
0.003 .5450E-09
0.005 .5252E-08
0.007 .2124E-07
0.01 .8440E-07
0.015 .3358E-06
0.02 .7787E-06
0.03 .2037E-05
0.05 .5035E-05
0.07 .8866E-05
0.10 .1808E-04
0.15 .4476E-04
0.20 .8494E-04
0.30 .1946E-03
0.50 .4498E-03
0.70 .6782E-03
1.0 .9316E-03
1.5 .1169E-02
2.0 .1279E-02
3.0 .1321E-02
5.0 .1203E-02
7.0 .1062E-02
10. .8939E-03
15. .7065E-03
20. .5881E-03
30. .4433E-03
50. .3035E-03
70. .2339E-03
100. .1773E-03
150. .1277E-03
200. .1003E-03
300. .7162E-04
500. .4658E-04

H + + Pr(nl=3d) → H + + Pr + + e-

Table 6 (Theory)

E, MeV σ 3d , 10 -16 cm 2
JO79
0.001 .1225E-12
0.002 .6967E-11
0.003 .6946E-10
0.005 .1181E-08
0.007 .7271E-08
0.01 .4473E-07
0.015 .3129E-06
0.02 .1132E-05
0.03 .5881E-05
0.05 .3389E-04
0.07 .8735E-04
0.10 .1928E-03
0.15 .3784E-03
0.20 .5824E-03
0.30 .9577E-03
0.50 .1679E-02
0.70 .2301E-02
1.0 .3013E-02
1.5 .3703E-02
2.0 .4009E-02
3.0 .4099E-02
5.0 .3677E-02
7.0 .3200E-02
10. .2629E-02
15. .2021E-02
20. .1647E-02
30. .1210E-02
50. .8047E-03
70. .6148E-03
100. .4547E-03
150. .3229E-03
200. .2526E-03
300. .1782E-03