All Problems

Nuclear Reactions

Problem 6.274

To activate the reaction \((n, \alpha)\) with stationary \(\mathrm{B}^{11}\) nuclei, neutrons must have the threshold kinetic energy \(T_{t h}=4.0 \mathrm{MeV}\). Find the energy of this reaction.

Reveal Answer
Q=11/12Tth=3.7MeVQ=-^{11} /_{12} T_{t h}=-3.7 \mathrm{MeV}