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Table 1. Effective collision strengths and A-values

Ion Transition lambda(Å) A(sec-1) Upsilon(T x 104K)

T = 0.5 1.0 1.5 2.0

H I1s-2s 1215.67 8.23+0 2.55-1 2.74-1 2.81-1 2.84-1
1s-2p 1215.66 6.265+8 4.16-1 4.72-1 5.28-1 5.85-1
He I11S-23S 625.48 1.13-4 6.50-2 6.87-2 6.81-2 6.72-2
11S-21S 601.30 5.13+1 3.11-2 3.61-2 3.84-2 4.01-2
11S-23Po 591.29 1.76+2 1.60-2 2.27-2 2.71-2 3.07-2
11S-21Po 584.21 1.80+9 9.92-3 1.54-2 1.98-2 2.40-2
23S-21S 15553.7 1.51-7 2.24+02.40+02.32+02.20+0
23S-23Po 10817.0 1.02+7 1.50+12.69+13.74+14.66+1
23S-21Po 8854.5 1.29+0 7.70-1 9.75-1 1.05+01.08+0
21S-23Po 35519.5 2.70-2 1.50+01.70+01.74+01.72+0
21S-21Po 20557.7 1.98+6 9.73+01.86+12.58+13.32+1
23Po-21Po48804.3 - 1.45+02.07+02.40+02.60+0
He II1s-2s 303.92 5.66+2 1.60-1 1.59-1 1.57-1 1.56-1
1s-2p 303.92 1.0+10 3.40-1 3.53-1 3.63-1 3.73-1
Li II11S-23S 210.11 2.039-2 5.54-2 5.49-2 5.43-2 5.38-2
11S-21S -1.95+3 3.81-2 3.83-2 3.85-2 3.86-2
11S-23Po202.55 3.289-7 9.07-2 9.17-2 9.26-2 9.34-2
11S-21Po199.30 2.56+2 3.82-2 4.05-2 4.28-2 4.50-2
C I1D2-3P0 9811.03 7.77-8 6.03-1 1.14+01.60+01.96+0
1D2-3P1 9824.12 8.21-5 downarrow downarrow downarrow downarrow
1D2-3P2 9850.28 2.44-4 downarrow downarrow downarrow downarrow
1S0-3P1 4621.57 2.71-3 1.49-1 2.52-1 3.20-1 3.65-1
1S0-3P2 4628.64 2.00-5
1S0-1D2 8727.18 5.28-1 1.96-1 2.77-1 3.40-1 3.92-1
3P1-3P0 6.094+6 7.95-8 2.43-1 3.71-1 - -
3P2-3P0 2304147 1.71-14 1.82-1 2.46-1 - -
3P2-3P1 3704140 2.65-7 7.14-1 1.02+0 - -
5S2o-3P1 2965.70 6.94+0 4.75-1 6.71-1 8.22-1 9.50-1
5So2-3P2 2968.08 1.56+1 downarrow downarrow downarrow downarrow
C II 2Po3/2-2Po1/2 1.5774+5 2.29-6 1.89+02.15+02.26+02.28+0
4P1/2-2Po1/2 2325 7.0+1 2.43-1 2.42-1 2.46-1 2.48-1
4P1/2-2Po3/2 2329 6.3+1 1.74- 1 1.77-1 1.82-1 1.84-1
4P3/2-2Po1/2 2324 1.4+0 3.61-1 3.62-1 3.68-1 3.70-1
4P3/2-2Po3/2 2328 9.4+0 4.72-1 4.77-1 4.88-1 4.93-1
4P3/2-4P1/2 4.55+6 2.39-7 6.60-1 8.24-1 9.64-1 1.06+0
4P5/2-2Po1/2 2323 - 2.29-1 2.34-1 2.42-1 2.45-1
4P5/2-2Po3/2 2326 5.1+1 1.02+0 1.02+0 1.04+0 1.05+0
4P5/2-4P1/2 1.99+6 3.49-14 7.30-1 8.53-1 9.32-1 9.71-1
4P5/2-4P3/2 3.53+6 3.67-7 1.65+0 1.98+0 2.23+0 2.39+0
C III 3Po2-1S0 1907 5.19-3 1.12+01.01+09.90-1 9.96-1
3Po1-1S0 1909 1.21+2 downarrow downarrow downarrow downarrow
3P0o-1S0 1909.6 - downarrow downarrow downarrow downarrow
1P1o-1S0 977.02 1.79+9 3.85+0 4.34+0 4.56+0 4.69+0
3P1o-3P0o 4.22+6 3.00-7 8.48-1 9.11-1 9.75-1 1.03+0
3P2o-3P0o1.25+6 - 5.79-1 6.77-1 7.76-1 8.67-1
3P2o-3P1o 1.774+6 2.10-6 2.36+0 2.66+0 2.97+0 3.23+0
C IV 2Po3/2-2S1/2 1548.2 2.65+8 -8.88+0-8.95+0
2Po1/2-2S1/2 1550.8 2.63+8 - downarrow - downarrow

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