Background identification by digital pulse shape analysis

被引:1
|
作者
Hellmig, J
KlapdorKleingrothaus, HV
Petry, F
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D O I
10.1016/0920-5632(96)00254-X
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
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摘要
Our work concerning digital pulse shape analysis consisted of two steps. A setup of two customary HP-germanium detectors was used to collect samples of pulses with different energies and well defined specifications. Those libraries were the basis for the development of a new approach to distinguish between pointlike and multiple scattered events. The new method was tested first in the low-level laboratory in Heidelberg. Than it was applied to one detector of the HEIDELBERG-MOSCOW beta beta experiment. It was found that by identifying the multiple scattered events the background in the O nu beta beta region can be reduced by a factor of five.
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页码:254 / 256
页数:3
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