Open AccessSensing pH in a Microfluidic Channel with a Lab-on-a-Smartphone Fluorescence Spectrometer
Author(s) -
Jiajie Chen,
Ruoyu Wang,
Abhishek Renganathan,
Anurag Rattan,
Xiangyue Meng,
Ranjith Rajasekharan Unnithan,
Kenneth B. Crozier
Publication year - 2016
Publication title -
frontiers in optics
Language(s) - English
Resource type - Conference proceedings
DOI - 10.1364/fio.2016.fw2c.5
Subject(s) - microfluidics , fluorescence , microfluidic chip , spectrometer , materials science , chip , lab on a chip , channel (broadcasting) , optoelectronics , optics , computer science , nanotechnology , telecommunications , physics
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.
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