STUDY ON THE STABILITY OF A COPPER PHTHALOCYANINE LANGMUIR-BLODGETT-FILM GAS-SENSITIVE ELEMENT

被引:17
作者
LU, AD
ZHANG, LG
JIANG, DP
LI, YJ
FAN, Y
机构
[1] Changchum Institute of Physics, Academia Sinica, Changchum 130021
关键词
D O I
10.1016/0040-6090(94)90609-2
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The stability of an asymmetrically substituted copper phthalocyanine (AsyCuPc) Langmuir-Blodgett (LB) film gas-sensitive element which showed good selective sensitivity to NH3 in air was inspected by an aging test on the device. The reasons leading to the change in response characteristic with time are discussed. It is indicated that the change in gas-sensing response of the AsyCuPc LB film probably arises from the variation in film structure due to the influence of some external factor such as environmental temperature and vibration.
引用
收藏
页码:955 / 957
页数:3
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