Conversion TDC to Energy

Calculation

t_n: Neutron time of flight

t_ɣ: Gamma time of flight

l: Distance between detector and target

t_n-t_ɣ=l/v-l/c=l(1/v-1/c)

=> v=1/[(t_n-t_ɣ)/l-1/c]

β_n=v/c

ɣ_n=(1-β_n²)^-1/2

E_tot=M_nɣ_nc²

E_k=E_tot-M_nɣ_nc²