FEASIBILITY STUDY OF A SUPERHEATED SUPERCONDUCTING GRANULE DETECTOR FOR COLD DARK-MATTER SEARCH

被引:8
作者
ABPLANALP, M
BERGER, C
CZAPEK, G
DIGGELMANN, U
FURLAN, M
GABUTTI, A
JANOS, S
MOSER, U
POZZI, R
PRETZL, K
SCHMIEMANN, K
机构
[1] Laboratory for High Energy Physics, University of Bern, Bern, CH 3012
关键词
D O I
10.1007/BF00693517
中图分类号
O59 [应用物理学];
学科分类号
摘要
The presented results are part of a feasibility study of a Superheated Superconducting Granule (SSG) device for weakly interacting massive particles (WIMPs) detection. The sensitivity of SSG to nuclear recoils has been explored irradiating SSG detectors with a 70MeV neutron beam proving that energy thresholds of approximately 1keV can be reached in 30mum Zn and 17mum Sn granules. The successful irradiation experiments with neutrons encouraged us to plan a prototype SSG dark matter detector. The status of the project will be presented and the expected counting rate for spin-independent WIMP interactions in SSG detectors will be discussed.
引用
收藏
页码:809 / 814
页数:6
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