Electrokinetic pumping

Details Electrokinetic pumping Electrokinetic pumping

1995-11-09

1999-01-12

Beisner, William H.

Chemistry: electrical and wave energy

Apparatus

Electrophoretic or electro-osmotic apparatus

G01N 2726

Patent

active

058581936

ABSTRACT:
The invention provides electrode-based pumps and methods of operating such pumps. In one embodiment, the invention provides an electrode-based pump situated in a fluid channel comprising a first electrode and a second electrode, wherein the first and second electrodes have a diameter from about 25 microns to about 100 microns and are spaced from about 100 microns to about 2,500 microns apart. In another embodiment, the invention provides an electrode-based pump comprising a first electrode, second electrode and third electrode.

REFERENCES:
patent: 2715190 (1955-08-01), Brill
patent: 4406671 (1983-09-01), Rozmus
patent: 4676274 (1987-06-01), Brown
patent: 5250263 (1993-10-01), Manz
patent: 5380271 (1995-01-01), Gyory
patent: 5480614 (1996-01-01), Kamahori
patent: 5512489 (1996-04-01), Girault et al.
Fuhr et al. ("Microfabricated electrohydrodynamic (EHD) pumps for liquids of higher conductivity", J. Microelectromech. Syst. (1992), 1(3), 141-6)
Andreas Manz et al., Trends in Analytical Chemistry , 10(5): 144-148 (1991) .

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