Before revision: It is based on the conversion of the 30Si isotope into phosphorus atoms by neutron absorption as follows: In practice, the silicon is typically placed near a nuclear reactor to receive the neutrons.
After revision: and beta decayor inside(most commonly a research reactor)It is based on the conversion of the 30Si isotope into phosphorus atoms by neutron absorption as follows: In practice, the silicon is typically placed near a nuclear reactor to receive the neutrons.