talk - International Workshop on Double Beta Decay and Neutrino
talk - International Workshop on Double Beta Decay and Neutrino
talk - International Workshop on Double Beta Decay and Neutrino
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For performance test<br />
Pre-measurement<br />
by st<strong>and</strong>ard source<br />
in a poster presentati<strong>on</strong> by H. Kakubata<br />
by radioactive c<strong>on</strong>taminati<strong>on</strong>s within a reference CaF 2<br />
Delayed analyses<br />
214<br />
Bi→ 214 Po(U-chain)<br />
219<br />
Rn→ 215 Po(Ac-chain)<br />
220<br />
Rn→ 216 Po(Th-chain)<br />
U-chain<br />
238<br />
U<br />
214<br />
Bi<br />
Q = 3.27MeV<br />
<br />
214<br />
Po<br />
T 1/2 =164sec<br />
Q = 7.83MeV<br />
<br />
206<br />
Pb<br />
stable<br />
- decay<br />
UMEHARA Saori, 16 th Nov. 2011, DBD11
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