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Photonic porous silicon as a pH sensor

✍ Scribed by Stephanie Pace,Roshan B Vasani,Wei Zhao,Sébastien Perrier…


Book ID
126376746
Publisher
Springer-Verlag
Year
2014
Tongue
English
Weight
561 KB
Volume
9
Category
Article
ISSN
1931-7573

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## Abstract A miniaturized, low‐power chemical sensor for volatile organic compounds using a porous Si photonic crystal is demonstrated. The device uses simple electronic circuitry a light‐emitting diode, a phototransistor, and thin film of a 1‐dimensional photonic crystal of porous Si, drawing 0.5