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talk - International Workshop on Double Beta Decay and Neutrino

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positi<strong>on</strong> <strong>and</strong> energy calibrati<strong>on</strong><br />

57<br />

Co<br />

139<br />

Ce<br />

203<br />

Hg<br />

85<br />

Sr 54<br />

Mn 65<br />

Zn 40<br />

K n + H 60<br />

Co<br />

Study light yield, quenching,<br />

positi<strong>on</strong> variati<strong>on</strong>.<br />

Data-­‐MC mean light yields <br />

agree to 1% in F.V. <br />

Measure positi<strong>on</strong><br />

resoluti<strong>on</strong>: 10 – 12 cm<br />

Fiducial Volume:<br />

1.0 +0.005<br />

-­‐0.013<br />

Z rec – Z ccd (m)<br />

R rec – R ccd (m)<br />

energy<br />

radial<br />

C<strong>on</strong>firm energy/radial<br />

PDF for external bg<br />

with high intensity<br />

Th-228 source<br />

(arXiv 1110.1217)<br />

Andrea Pocar - DBD11 - November 15, 2011

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