You are looking for
Ionogel-based light-actuated valves for controlling liquid flow in micro-fluidic manifolds
Author:
Benito-Lopez, Fernando
Journal:
Lab on a chip
ISSN:
1473-0197
Date:
2010
Volume:
10
Issue:
2
Page:
195-201
PMID:
20066247
DOI:
10.1039/B914709H