Sensitivity enhancement of a fluorescent pH sensor by double silanization of the sensing surface

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TitreSensitivity enhancement of a fluorescent pH sensor by double silanization of the sensing surface
Type de publicationJournal Article
Year of Publication2019
AuteursGauthier-Manuel B, Kateklum R, Pieralli C, Mankhetkorn S, Wacogne B
JournalMATERIALS TODAY-PROCEEDINGS
Volume6
Pagination345-349
Type of ArticleProceedings Paper
ISSN2214-7853
Mots-clésAPDMS, APTMS, Fluorescence, pH sensor, Silanization
Résumé

The goal of this work concerns a new method to substantially increase the sensitivity of a fluorescence pH sensor. The method is based on a double silanization method. Two methods are compared: one using APTMS (3-Aminopropyl)trimethoxysilane) only and another one using both APTMS and APDMS (3-Aminopropyl)dimethoxymethylsilane). Using the second method, sensor's sensitivity is improved by more than 500 %. (C) 2018 Elsevier Ltd. All rights reserved.

DOI10.1016/j.matpr.2018.10.429