Capillary Microvalve Actuation Using Thermal Expansion of Trapped Air Bubble

In this study, we demonstrate a compact actuation mechanism of a silicon capillary stop microvalve, based on electrothermal expansion of a trapped air bubble in a chamber. The bubble is heated using an integrated aluminum microheater deposited on the silicon substrate above the air chamber. The heat...

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Bibliographic Details
Main Authors: Ujjal Barman, Paolo Fiorini, Liesbet Lagae, Benjamin Jones
Format: Article
Language:English
Published: MDPI AG 2018-11-01
Series:Proceedings
Subjects:
Online Access:https://www.mdpi.com/2504-3900/2/13/1031