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Tab. 1 Recommended Data References
Tab. 2 Recommended Cross Sections
Tab. 3 Recommended Equilubrium Fractions
Tab. 4 AL58
Fig.1 Recommended Equilubrium Fractions

Recommended Data References

He i+ + He → He k+

Table 1

σ 0,1 E<0.5 Mev [BA90]; E=0.5 - 1.0 Mev [PE74]; E> 1 Mev Extrapolation σ ~ Ep, at p l1 ;
σ 0,2 E< 0.05 Mev Extrapolation σ ~ Ep, at p=1.1 ; E=0.05 - 1.0 Mev [BA90]; E> 1.0 Mev Extrapolation σ ~ Ep, at p=-1.0 ;
σ 1,0 E<0.53 Mev [BA90]; E=0.53 - 1.0 Mev [FA88]; E> 1 Mev Extrapolation σ ~ Ep, at p c1 (Zt=2) ;
σ 1,2 E< 0.0035 Mev Extrapolation σ ~ Ep, at p=2.5 ; E=0.035 - 0.7 Mev [BA90]; E=1.0 - 4.3 Mev [KN82]; E> 4.3 Mev Extrapolation σ ~ Ep, at p l1 ;
σ 2,0 E<0.4 Mev [BA90]; E=0.57 - 1.0 Mev [AF93e]; E> 1.0 Mev Extrapolation σ ~ Ep, at p=-7.0 ;
σ 2,1 E< 2 Mev [BA90]; E> 2 Mev Extrapolation σ ~ Ep, at p c1 (Zt=2) ; ;

Recommended Cross Sections σ i,k

He i+ + He → He k+

Table 2

E, MeV/amu σ i,k , 10 -16 cm2
σ 0,1 σ 0,2 σ 1,0 σ 1,2 σ 2,0 σ 2,1
0.001 5.7900E-02 4.6700E-04 7.9200E+00 1.1250E-04 2.4400E+00 1.7500E-01
0.0015 1.0700E-01 7.2942E-04 7.0496E+00 3.1203E-04 2.2469E+00 2.5581E-01
0.002 1.6400E-01 1.0010E-03 6.4800E+00 6.4350E-04 2.1000E+00 3.3498E-01
0.003 2.8139E-01 1.5640E-03 5.7854E+00 1.7850E-03 1.8790E+00 4.9002E-01
0.005 4.3394E-01 2.7430E-03 4.8382E+00 5.7523E-03 1.6226E+00 7.9967E-01
0.007 5.3700E-01 3.9720E-03 4.2200E+00 1.0200E-02 1.4600E+00 1.1005E+00
0.01 6.7400E-01 5.8800E-03 3.6000E+00 1.6400E-02 1.2900E+00 1.5200E+00
0.015 8.1600E-01 9.1818E-03 2.8775E+00 2.7400E-02 1.1143E+00 2.2629E+00
0.02 9.2100E-01 1.2600E-02 2.3600E+00 3.8700E-02 9.6800E-01 2.7200E+00
0.03 1.0461E+00 1.9690E-02 1.7450E+00 6.3380E-02 7.9151E-01 3.1797E+00
0.05 1.0528E+00 3.9200E-02 9.6340E-01 1.1842E-01 4.9687E-01 2.6472E+00
0.07 1.0000E+00 5.0000E-02 5.5800E-01 1.6700E-01 2.7300E-01 1.8900E+00
0.1 9.3100E-01 5.8500E-02 2.6800E-01 2.1400E-01 9.8300E-02 1.1100E+00
0.15 8.3700E-01 5.0400E-02 1.1975E-01 2.3500E-01 2.1513E-02 6.1180E-01
0.2 7.4000E-01 3.8300E-02 5.4900E-02 2.3400E-01 6.3600E-03 3.3125E-01
0.3 5.8858E-01 2.4115E-02 1.3639E-02 1.9980E-01 1.4213E-03 1.0660E-01
0.5 4.1800E-01 1.3191E-02 1.3201E-03 1.4258E-01 2.4379E-05 1.5611E-02
0.7 3.2265E-01 8.7100E-03 5.0618E-04 1.0700E-01 1.2794E-06 3.6100E-03
1.0 2.2600E-01 5.5000E-03 1.2000E-04 7.5800E-02 2.3484E-07 6.9900E-04
1.5 1.6460E-01 3.6670E-03 2.1410E-05 5.1234E-02 1.4120E-08 1.2404E-04
2.0 1.3010E-01 2.7500E-03 5.7790E-06 3.9500E-02 1.8850E-09 3.3300E-05
3.0 9.1940E-02 1.8330E-03 7.9970E-07 2.8200E-02 1.1030E-10 4.6080E-06
5.0 5.7970E-02 1.1000E-03 5.7200E-08 1.8960E-02 3.0880E-12 3.2960E-07
7.0 4.2360E-02 7.8570E-04 9.7050E-09 1.4520E-02 2.9290E-13 5.5920E-08
10.0 3.0080E-02 5.5000E-04 1.4660E-09 1.0790E-02 2.4120E-14 8.4470E-09

Recommended Equilibrium Fractions F k

He i+ + He → He k+

Table 3

E, MeV/amu F 0 F 1 F 2 1- F 2 Zeff = ∑j j Fj /Z
0.001 9.926E-01 7.260E-03 1.776E-04 9.998E-01 3.808E-03
0.0015 9.848E-01 1.496E-02 2.889E-04 9.997E-01 7.767E-03
0.002 9.749E-01 2.469E-02 4.073E-04 9.996E-01 1.275E-02
0.003 9.529E-01 4.639E-02 6.641E-04 9.993E-01 2.386E-02
0.005 9.165E-01 8.230E-02 1.233E-03 9.988E-01 4.238E-02
0.007 8.853E-01 1.129E-01 1.823E-03 9.982E-01 5.825E-02
0.01 8.397E-01 1.576E-01 2.677E-03 9.973E-01 8.149E-02
0.015 7.753E-01 2.208E-01 3.899E-03 9.961E-01 1.143E-01
0.02 7.143E-01 2.804E-01 5.382E-03 9.946E-01 1.456E-01
0.03 6.178E-01 3.732E-01 9.019E-03 9.910E-01 1.956E-01
0.05 4.630E-01 5.119E-01 2.505E-02 9.749E-01 2.810E-01
0.07 3.373E-01 6.080E-01 5.474E-02 9.453E-01 3.587E-01
0.1 1.957E-01 6.752E-01 1.291E-01 8.709E-01 4.667E-01
0.15 9.446E-02 6.550E-01 2.506E-01 7.494E-01 5.780E-01
0.2 4.290E-02 5.624E-01 3.947E-01 6.053E-01 6.759E-01
0.3 9.217E-03 3.470E-01 6.438E-01 3.562E-01 8.173E-01
0.5 3.533E-04 9.876E-02 9.009E-01 9.911E-02 9.503E-01
0.7 5.360E-05 3.264E-02 9.673E-01 3.270E-02 9.836E-01
1.0 5.743E-06 9.140E-03 9.909E-01 9.146E-03 9.954E-01
1.5 3.910E-07 2.415E-03 9.976E-01 2.416E-03 9.988E-01
2.0 5.082E-08 8.424E-04 9.992E-01 8.424E-04 9.996E-01
3.0 2.569E-09 1.634E-04 9.998E-01 1.634E-04 9.999E-01
5.0 6.911E-11 1.738E-05 1.000E+00 1.738E-05 1.000E+00
7.0 7.655E-12 3.851E-06 1.000E+00 3.851E-06 1.000E+00
10.0 8.249E-13 7.829E-07 1.000E+00 7.829E-07 1.000E+00

Table 4

S.K.Allison // Rev. Mod. Phys. v.30 p1137-1168 (1958)

E, MeV/amu E, MeV F 0 F 1 F 2
0.0020 0.008 0.972 0.028
0.0030 0.012 0.955 0.045
0.0040 0.016 0.938 0.062
0.0050 0.020 0.925 0.075
0.0100 0.040 0.848 0.154 0.0023
0.0150 0.060 0.792 0.204 0.0039
0.0200 0.080 0.747 0.248 0.0048
0.0250 0.100 0.694 0.304 0.006
0.0313 0.125 0.636 0.357 0.009
0.0375 0.150 0.579 0.410 0.011
0.0438 0.175 0.543 0.441 0.015
0.0500 0.200 0.508 0.473 0.019
0.0625 0.250 0.376 0.586 0.038
0.0750 0.300 0.315 0.623 0.062
0.0875 0.350 0.255 0.660 0.085
0.1000 0.400 0.201 0.679 0.120
0.1125 0.450 0.148 0.698 0.154
0.1200 0.480 0.110 0.680 0.200