A Gallium Arsenide Sensor for the Potentiometric Titration of Silver, Copper, Lead, and Cadmium Ions

2020

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DOI 10.1134/s1061934820060039
Data confidence 70 medium
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Abstract

Abstract Semiconductor sensors based on gallium arsenide, modified by the electrochemical method, have been developed for the potentiometric titration of metal ions. After surface modification, the electroanalytical characteristics of GaAs electrodes are improved, namely, the slope of the electrode function increases, the linearity range of the electrode function widens, and the response time decreases.