Droplet-assisted electrospray phase separation using an integrated silicon microfluidic platform.

Zhang, Yan; Kim, Sungho; Shi, Weihua; Zhao, Yaoyao; Park, Insu; Brenden, Christopher; Iyer, Hrishikesh; Jha, Prasoon et al. · Lab Chip · 2021

basic_science · Level V

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Abstract

We report a silicon microfluidic platform that enables monolithic integration of transparent micron-scale microfluidic channels, an on-chip segmentation of analyte flows into picoliter-volume droplets, and a nano-electrospray ionization emitter that enables spatial and temporal separation of oil and aqueous phases during electro-spray for subsequent mass spectrometry analysis.

Medical subject headings