Editing Digital microfluidics (section)

=== Droplet transportation ===
Discrete droplets can be transported in a highly controlled way using an array of electrodes.<ref>{{Cite book| vauthors = Phan SK, Hashi C, Kim CJ |title=The Sixteenth Annual International Conference on Micro Electro Mechanical Systems, 2003. MEMS-03 Kyoto. IEEE |chapter=Manipulation of multiple droplets on N×M grid by cross-reference EWOD driving scheme and pressure-contact packaging |year=2003|pages=694–697|publisher=IEEE|doi=10.1109/memsys.2003.1189844|isbn=0-7803-7744-3|s2cid=108612930}}</ref><ref>{{Cite journal| vauthors = Fair RB, Khlystov A, Tailor TD, Ivanov V, Evans RD, Srinivasan V, Pamula VK, Pollack MG, Griffin PB, Zhou J | display-authors = 6 |date=January 2007|title=Chemical and Biological Applications of Digital-Microfluidic Devices|journal=IEEE Design & Test of Computers|volume=24|issue=1|pages=10–24|doi=10.1109/MDT.2007.8|issn=0740-7475|hdl=10161/6987|s2cid=10122940|hdl-access=free}}</ref><ref name="Wang_2011" /> In the same way droplets move from an uncharged electrode to a charged electrode, or vice versa, droplets can be continuously transported along the electrodes by sequentially energizing the electrodes.<ref name="Banerjee_2015">{{cite journal| vauthors = Banerjee A, Noh JH, Liu Y, Rack PD, Papautsky I |date=2015-01-22|title=Programmable Electrowetting with Channels and Droplets|journal=Micromachines|volume=6|issue=2|pages=172–185|doi=10.3390/mi6020172|issn=2072-666X|doi-access=free}}</ref><ref name="Wang_2011" /><ref name="Cho_2003" /> Since droplet transportation involves an array of electrodes, multiple electrodes can be programmed to selectively apply a voltage to each electrode for a better control over transporting multiple droplets.<ref name="Banerjee_2015" />