thin (1 mg/cm2) target of 48 Ca is bombarded with a 10 nA beam of a paarticles. A Cector, with a solid angle of 0.0020 steradians., records 15 protons per second. If the angular tribution is isotropic, determine the total cross section (in mb) for the 48 Ca(a, p) reaction. ke the atomic mass of 48 Ca to be 48 u.

Modern Physics
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Chapter13: Nuclear Structure
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1. A thin (1 mg/cm2) target of 48 Ca is bombarded with a 10 nA beam of a paarticles. A
detector, with a solid angle of 0.0020 steradians., records 15 protons per second. If the angular
distribution is isotropic, determine the total cross section (in mb) for the 48 Ca(a, p) reaction.
Take the atomic mass of 48 Ca to be 48 u.
hoour
Transcribed Image Text:1. A thin (1 mg/cm2) target of 48 Ca is bombarded with a 10 nA beam of a paarticles. A detector, with a solid angle of 0.0020 steradians., records 15 protons per second. If the angular distribution is isotropic, determine the total cross section (in mb) for the 48 Ca(a, p) reaction. Take the atomic mass of 48 Ca to be 48 u. hoour
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