New insights on large area flexible position sensitive detectors

被引:34
作者
Brida, D [1 ]
Fortunato, E [1 ]
Aguas, H [1 ]
Silva, V [1 ]
Marques, A [1 ]
Pereira, L [1 ]
Ferreira, I [1 ]
Martins, R [1 ]
机构
[1] Univ Nova Lisboa, Fac Sci & Technol, CENIMAT, CEMOP,Dept Mat Sci, P-2829516 Quinta Da Torre, Caparica, Portugal
关键词
D O I
10.1016/S0022-3093(01)01092-4
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
In this paper we present an improved version of large area (5 mm x 80 nim) flexible position sensitive detectors deposited on polymude (Kapton(R) VN) substrates with 75 mum thickness. produced by plasma enhanced chemical vapor deposition (PECVD). The structures presented by the sensors are Kapton/ZnO:Al/(pin)a-Si:H/Al and the heterostructure KaptorL/Cr/(in)a-Si:H/ZnO:Al. These sensors were characterized by spectral response, photocurrent dependence as a function of light intensity and position detectability measurements. The set of data obtained on one-dimensional position sensitive detectors based on the heterostructure show excellent performances with a maximum spectral response of 0.12 A/W at 500 nm and a non-linearity of +/-10%. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:1272 / 1276
页数:5
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