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σ 1s σ 2s σ 2p

H + + Sc(nl=1s) → H + + Sc + + e-

Table 1 (Theory)

E, MeV σ 1s , 10 -16 cm 2
KH69 BE78 RHF [CL74] RHF [BU93]
0.007 — .1775E-13 .2429E-13 .2428E-13
0.01 — .1902E-12 .2561E-12 .2560E-12
0.015 — .1659E-11 .2908E-11 .2907E-11
0.02 — .6702E-11 .1281E-10 .1281E-10
0.03 — .4226E-10 .7719E-10 .7717E-10
0.05 — .3649E-09 .6201E-09 .6200E-09
0.07 .1730E-08 .1378E-08 .2238E-08 .2238E-08
0.10 .6352E-08 .5347E-08 .8090E-08 .8089E-08
0.15 .2636E-07 .2285E-07 .3146E-07 .3145E-07
0.20 .6752E-07 .6113E-07 .7652E-07 .7652E-07
0.30 .2422E-06 .2245E-06 .2377E-06 .2377E-06
0.50 .9833E-06 .9574E-06 .7921E-06 .7922E-06
0.70 .2239E-05 .2181E-05 .1509E-05 .1509E-05
1.0 .4695E-05 .4643E-05 .2617E-05 .2617E-05
1.5 .9492E-05 .9426E-05 .4199E-05 .4199E-05
2.0 .1419E-04 .1414E-04 .5433E-05 .5433E-05
3.0 .2196E-04 .2193E-04 .7416E-05 .7416E-05
5.0 .3136E-04 .3114E-04 .1117E-04 .1117E-04
7.0 .3534E-04 .3509E-04 .1475E-04 .1475E-04
10. .3650E-04 .3649E-04 .1886E-04 .1886E-04
15. .3442E-04 .3466E-04 .2230E-04 .2230E-04
20. .3128E-04 .3168E-04 .2318E-04 .2318E-04
30. .2583E-04 .2635E-04 .2214E-04 .2214E-04
50. .1898E-04 .1946E-04 .1843E-04 .1843E-04
70. .1493E-04 .1547E-04 .1550E-04 .1550E-04
100. .1147E-04 .1192E-04 .1253E-04 .1252E-04

H + + Sc(nl=2s) → H + + Sc + + e-

Table 2 (Theory)

E, MeV σ 2s , 10 -16 cm 2
CH73 BE78
0.001 — .1911E-09
0.002 — .6919E-08
0.003 — .3842E-07
0.005 — .2580E-06
0.007 — .7655E-06
0.01 — .2084E-05
0.015 .4956E-05 .5005E-05
0.02 .7235E-05 .7619E-05
0.03 .1057E-04 .1032E-04
0.05 .2411E-04 .2324E-04
0.07 .7823E-04 .7710E-04
0.10 .2537E-03 .2460E-03
0.15 .6541E-03 .6502E-03
0.20 .1086E-02 .1033E-02
0.30 .1808E-02 .1796E-02
0.50 .2605E-02 .2604E-02
0.70 .2936E-02 .2916E-02
1.0 .2968E-02 .2983E-02
1.5 .2754E-02 .2782E-02
2.0 .2472E-02 .2517E-02
3.0 .2015E-02 .2070E-02
5.0 .1454E-02 .1523E-02
7.0 .1145E-02 .1213E-02
10. .8783E-03 .9409E-03
15. .6509E-03 .6936E-03
20. .5197E-03 .5547E-03
30. .3856E-03 .4012E-03
50. — .2643E-03
70. — .1996E-03
100. — .1481E-03

H + + Sc(nl=2p) → H + + Sc + + e-

Table 3 (Theory)

E, MeV σ 2p , 10 -16 cm 2
CH73 BE78 RHF [CL74] RHF [BU93]
0.001 — .1261E-09 .1521E-11 .1559E-11
0.002 — .7628E-08 .1436E-09 .1446E-09
0.003 — .6235E-07 .1400E-08 .1400E-08
0.005 — .6279E-06 .1735E-07 .1730E-07
0.007 — .2523E-05 .7751E-07 .7734E-07
0.01 — .9832E-05 .3326E-06 .3322E-06
0.015 .5031E-04 .3782E-04 .1555E-05 .1555E-05
0.02 .1074E-03 .8764E-04 .4472E-05 .4474E-05
0.03 .2590E-03 .2451E-03 .1935E-04 .1935E-04
0.05 .7363E-03 .7232E-03 .1117E-03 .1117E-03
0.07 .1341E-02 .1325E-02 .3149E-03 .3149E-03
0.10 .2343E-02 .2320E-02 .8192E-03 .8193E-03
0.15 .3970E-02 .3961E-02 .1996E-02 .1996E-02
0.20 .5439E-02 .5425E-02 .3297E-02 .3298E-02
0.30 .7744E-02 .7718E-02 .5607E-02 .5607E-02
0.50 .1039E-01 .1038E-01 .8378E-02 .8378E-02
0.70 .1170E-01 .1162E-01 .9557E-02 .9550E-02
1.0 .1222E-01 .1222E-01 .1012E-01 .1010E-01
1.5 .1195E-01 .1199E-01 .1009E-01 .1004E-01
2.0 .1119E-01 .1130E-01 .9740E-02 .9671E-02
3.0 .9641E-02 .9832E-02 .8873E-02 .8787E-02
5.0 .7370E-02 .7673E-02 .7331E-02 .7254E-02
7.0 .5958E-02 .6298E-02 .6197E-02 .6127E-02
10. .4670E-02 .5016E-02 .5041E-02 .4997E-02
15. .3527E-02 .3795E-02 .3890E-02 .3854E-02
20. .2850E-02 .3083E-02 .3193E-02 .3164E-02
30. .2144E-02 .2276E-02 .2382E-02 .2364E-02
50. — .1535E-02 .1617E-02 .1609E-02
70. — .1174E-02 .1243E-02 .1239E-02
100. — .8824E-03 .9369E-03 .9315E-03