Journal article
Scintillation properties of pure and Ca-doped ZnWO4 crystals
- Abstract:
- Following the investigations of the structure and scintillation properties of Ca-doped zinc tungstate powder [phys. stat. sol. (a) 204. 730 (2007)] a single-crystal of ZnWO4-Ca (0.5 mol%) was grown and characterised. The relative light output, energy resolution and decay characteristics were measured for pure and Ca-doped ZnWO4 scintillators. An increase in the light yield of ~40% compared with the undoped crystal, and an energy resolution 9.6% (137Cs) were obtained for Ca-doped ZnWO4. The observed improvement is attributed to the reduction of self-absorption (bleaching) of the crystal. The cause of bleaching as well as the possible contribution of scattering is discussed. © 2008 WILEY-VCH Verlag GmbH and Co. KGaA.
- Publication status:
- Published
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Authors
- Journal:
- PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE More from this journal
- Volume:
- 205
- Issue:
- 2
- Pages:
- 335-339
- Publication date:
- 2008-02-01
- DOI:
- EISSN:
-
1862-6319
- ISSN:
-
1862-6300
- Language:
-
English
- Pubs id:
-
pubs:6932
- UUID:
-
uuid:684e78b8-31d7-4ec1-9cbd-a92c731a90d1
- Local pid:
-
pubs:6932
- Source identifiers:
-
6932
- Deposit date:
-
2012-12-19
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- Copyright date:
- 2008
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