Difference between revisions of "Conversion TDC to Energy"
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t<sub>ɣ</sub>: Gamma time of flight | t<sub>ɣ</sub>: Gamma time of flight | ||
| − | l: Distance between detector and target | + | l: Distance between detector and target. |
| + | |||
| + | l for polarized case:l<sub>pol</sub> = 91.25 inches = 231.775 cm | ||
| + | |||
| + | |||
t<sub>n</sub>-t<sub>ɣ</sub>=l/v-l/c=l(1/v-1/c) | t<sub>n</sub>-t<sub>ɣ</sub>=l/v-l/c=l(1/v-1/c) | ||
Revision as of 17:24, 31 October 2008
Calculation
tn: Neutron time of flight
tɣ: Gamma time of flight
l: Distance between detector and target.
l for polarized case:lpol = 91.25 inches = 231.775 cm
tn-tɣ=l/v-l/c=l(1/v-1/c)
=> v=1/[(tn-tɣ)/l-1/c]
βn=v/c
ɣn=(1-βn2)-1/2
Etot=Mnɣnc2
Ek=Etot-Mnc2