Performance of a tracking device based on the GEM scintillation

被引:13
作者
Fraga, FAF [1 ]
Margato, LMS
Fetal, STG
Marques, RF
Policarpo, AJPL
机构
[1] Univ Coimbra, LIP Coimbra, Lab Instrumentacao & Fis Expt Particulas, P-3004516 Coimbra, Portugal
[2] Univ Coimbra, Phys Dept, P-3004516 Coimbra, Portugal
关键词
alpha particle; gas electron multiplier; tracking charge-coupled device (CCD);
D O I
10.1109/TNS.2002.998654
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A tracking device based on gas electron multiplier scintillation using a high-resolution cooled charge-coupled device (CCD) camera was developed. The CCD is sensitive to the 400-1000 nm band, and standard glass photographic lenses are used. The active gas is an Ar-CF4 mixture. The prototype detector is described and images of single alpha tracks are presented. The light yield and detector performance for several other gaseous mixtures, such as He-4-CF4, are also investigated.
引用
收藏
页码:281 / 284
页数:4
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