Assertion: electron's value | /r/HasSubevent | flux
Facets:
Source sentences:
text: (MeV/[cm.sup.3])/0.511 MeV [approximately equal to] 600 [cm.sup.-3] (we use the electron mass in this estimate; the correct mass dependence has been included in evaluating [[sigma].sub.av]); this value leads to a flux: n x 220 km/s = 1.3 x [10.sup.10] [cm.sup.-2]