AN INTEGRATED GAS SENSOR ON SILICON SUBSTRATE WITH SENSITIVE SNOX LAYER

被引:9
作者
STOEV, I [1 ]
KOHL, D [1 ]
机构
[1] RHEIN WESTFAL TH AACHEN,INST PHYS 2,W-5100 AACHEN,GERMANY
关键词
D O I
10.1016/0925-4005(90)85010-V
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A new approach to the creation of an integrated semiconductor gas sensor is presented. The technological processing steps of its fabrication are described. They include deposition of both polysilicon as a heater and SnOx as an active layer. The advantages of this approach over conventional sensors fabricated on a ceramic substrate are demonstrated. The functional characteristics of this sensor are illustrated by means of sensitivity tests pertinent to H2 and CH4 ambients. © 1990.
引用
收藏
页码:233 / 236
页数:4
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