Energy [ GeV

Figure 5.41: Energy spectra of positrons, negatrons and all electrons (e++e~~ ) from two experiments, as indicated below. The lines A and B are least square fits of power laws to the data of Fanselow et al. (1969) for energies >860 MeV .

o e+

A e"

Beuermann et al. (1970)

□ e+

• e+ + e~

Fanselow et al. (1969)

0 0

Post a comment