Cross-Section Measurements of the ¹¹B(p,α)2α Reaction near the First Resonant Energy

Figure 2

Tracks on a CR-39 type track detector. (a) 5.49 MeV α particle tracks from a ²⁴¹Am radioactive source after 3 h of etching. (b) Experimental particle tracks after 3 h of etching. (c) Experimental particle tracks after 1 h of etching. (d) Experimental particle tracks with the 5 um Al after 3 h of etching.

(a)

(b)

(c)

(d)