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CR positron fraction: prediction 2009 - match<br />
E 0.32<br />
AMS02<br />
10 -1<br />
Fraction of positrons in AMS02<br />
5<br />
10 3<br />
10 2<br />
10 1<br />
10 0<br />
E, GeV<br />
Figure 2 Fitting our 2009 prediction, with power law 0.014 ± 0.019 off the predicted slope of 1/3 without using<br />
any zero-point; original source Biermann et al. (2009) PRL. At low energy matches Protheroe prediction, at<br />
high energy there is an indication of the expected leveling off.
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