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Conferences > FiO > 2016 > FW2C > FW2C.5

Sensing pH in a Microfluidic Channel with a Lab-on-a-Smartphone Fluorescence Spectrometer

Jiajie Chen, Ruoyu Wang, Abhishek Renganathan, Anurag Rattan, Xiangyue Meng, Ranjith Rajasekharan Unnithan, and Kenneth B. Crozier

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Abstract

We demonstrate a smartphone unit for measuring pH. The dye-mixed sample is input to a microfluidic chip and inserted into the unit. The smartphone image sensor records the fluorescence spectrum, and an app determines pH.

© 2016 Optical Society of America

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