作者: Steven T. Cho
DOI:
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摘要: A valve (105) controls fluid flow in a microfluidic system (100). The has an input port adapted to receive exerting predetermined level of pressure on the and output port. variable sized aperture disposed perpendicular (119). varies size between relatively small (137) large (151). prevents (119) through responsive high capillary forces (137). (151) permits low