The super nernst phenomena of hydrogen ion sensor with HfO 2/Si3N4/SiO2 multiple sensing membranes

Jer Chyi Wang*, Tseng Fu Lu, Chieh Yuan Liu, Chia Ming Yang, Chao Sung Lai

*此作品的通信作者

研究成果: 圖書/報告稿件的類型會議稿件同行評審

摘要

This work a systematic investigates the behavior and mechanism of pH-sensing using an electrolyte-insulator-semiconductor (EIS) structure with multiple sputtered-HfO2/Si3N4/SiO2 sensing membranes. Capacitance-voltage (C-V) measurements were used to characterize the sensing properties. A pH-response over the Nernstian limit of the proposed device is achieved after programming. An increase of pHsensitivity with programming voltage and time is observed. Moreover, the pH-response is stable after 100 program/erase (P/E) cycles and the drift rate after programming is satisfactory. The high pH-sensitivity of this multiple sensing membrane EIS structure suggests the possibility of detecting small pH variations in bio-sensor applications.

原文英語
主出版物標題ISOB 2011 - Proceedings of the 1st International Symposium on Bioengineering
頁面10-15
頁數6
DOIs
出版狀態已出版 - 2011
事件1st International Symposium on Bioengineering, ISOB 2011 - Singapore, 新加坡
持續時間: 19 01 201119 01 2011

出版系列

名字ISOB 2011 - Proceedings of the 1st International Symposium ISOB 2011 - Proceedings of the 1st International Symposium on Bioengineering

Conference

Conference1st International Symposium on Bioengineering, ISOB 2011
國家/地區新加坡
城市Singapore
期間19/01/1119/01/11

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