Optical Ammonia Sensor for Continuous Bioprocess Monitoring

We present an optical ammonia sensor suitable for bioprocess monitoring. A fluorescent dye is physically entrapped in a polyurethane hydrogel forming an emulsion system with vinylterminated polydimethylsiloxane (PDMS). The sensing layer is covered by a hydrophobic porous membrane which excludes hydr...

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Bibliographic Details
Main Authors: Maximilian Maierhofer, Sergey M. Borisov, Torsten Mayr
Format: Article
Language:English
Published: MDPI AG 2018-11-01
Series:Proceedings
Subjects:
Online Access:https://www.mdpi.com/2504-3900/2/13/1041