4 He + 10 B, Elab =12 MeV F. zu Bentheim, P. David, J. Debrus, F. Hinterberger, R. Jahn, F. Liibke, H. Mommsen, R. Schoenmackers, B. Schtiller,Zeitschrift fur Physik, A279 (1976) 163-168 (access to the source may be restricted by owner!)
CommentsBeam quality: no data Target: The self supporting 10 B target had a thickness of about 100 mcg/cm2 . Data obtained: authors graph The alpha-particles were accelerated by the energy variable Bonn Isochronous Cyclotron. Absolute cross sections were determined with an accuracy of 15-20%.
Θcm (deg) σ/σR (ratio) error (%) +δσ -δσ 26.39 1.0979 10 0.10979 0.10979 32.62 0.43112 10 0.04311 0.04311 38.49 0.32453 10 0.03245 0.03245 44.4 0.89744 10 0.08974 0.08974 50.46 1.5677 10 0.15677 0.15677 52.95 1.7117 10 0.17117 0.17117 65.3 1.5348 10 0.15348 0.15348 68.04 1.7188 10 0.17188 0.17188 73.79 2.2973 10 0.22973 0.22973 80.34 4.0121 10 0.40121 0.40121 83.39 5.8724 10 0.58724 0.58724 86.16 7.0996 10 0.70996 0.70996 89.4 7.9486 10 0.79486 0.79486 94.93 12.383 10 1.2383 1.2383 97.88 11.306 10 1.1306 1.1306 101.1 12.498 10 1.2498 1.2498 106.8 11.393 10 1.1393 1.1393 110.2 8.4795 10 0.84795 0.84795 116.1 7.0688 10 0.70688 0.70688 119.4 9.3415 10 0.93415 0.93415 125.2 17.845 10 1.7845 1.7845 127.9 20.241 10 2.0241 2.0241 130.5 30.016 10 3.0016 3.0016 133.5 32.763 10 3.2763 3.2763 136.7 32.703 10 3.2703 3.2703 140.3 24.337 10 2.4337 2.4337 143.1 25.899 10 2.5899 2.5899 147 20.279 10 2.0279 2.0279 148.7 15.108 10 1.5108 1.5108 152.3 10.415 10.001 1.0415 1.0415 155.2 7.8531 10 0.78531 0.78531 161.5 11.473 10 1.1473 1.1473 164.3 16.796 10 1.6796 1.6796 166.8 18.574 10 1.8574 1.8574