Laschewsky, AndreAndreLaschewskyWischerhoff, ErikErikWischerhoffBeta, CarstenCarstenBetaNiedl, RobertRobertNiedl2022-03-082022-03-082014https://publica.fraunhofer.de/handle/publica/310262US2014178917A A fluidic system that includes at least one channel for the transport of a liquid, the channel being formed of an absorbent material; and at least one switchable polymer gel that functions as a storage reservoir and/or valve for the liquid and is in contact with the absorbent material of the channel.en668patent0198835