Title :
Novel electrode shape to reduce heating in light-actuated digital microfluidics
Author :
Pei, Shao Ning ; Valley, Justin K. ; Hsu, Hsan-Yin ; Jamshidi, Arash ; Wu, Ming C.
Author_Institution :
Berkeley Sensor & Actuator Center (BSAC), Univ. of California, Berkeley, CA, USA
Abstract :
A novel, ring-shaped optical electrode is employed to reduce heating in light-actuated digital microfluidics. Using thermo-sensitive hydrogel microspheres, the temperature rise is measured to be 0.35°C, about 15× lower than those using square electrodes.
Keywords :
electrodes; hydrogels; lab-on-a-chip; microfluidics; electrode shape; heating reduction; light-actuated digital microfluidics; thermosensitive hydrogel microsphere; Electrodes; Heating; Microfluidics; Optical mixing; Optical sensors; Temperature measurement; Temperature sensors;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
