Optical pH sensor for the alkaline region

被引：6

作者：

Blue, R

Stewart, G

机构：

[1] Dept. of Electron. and Elec. Eng., University of Strathclyde, Glasgow, G1 1XW

来源：

ELECTRONICS LETTERS | 1997年 / 33卷 / 06期

关键词：

optical sensors; pH measurement;

D O I：

10.1049/el:19970321

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：

An optical sensor incorporating near infrared optical electronics which measures pH in the alkaline region is reported. Contaminants within the aqueous solutions whose pH is being measured interfered with the evanescent wave sensing technique and a method to overcome this problem is demonstrated.

引用

页码：526 / 528

页数：3