Dielectrophoresis device and method having insulating ridges for manipulating particles

Patent Number: 7,347,923
Issued: 3/25/2008
Official Filing: View the Complete Patent
Abstract: Embodiments of the present invention provide methods and devices for manipulating particles using dielectrophoresis. Insulating ridges and valleys are used to generate a spatially non-uniform electrical field. Particles may be concentrated, separated, or captured during bulk fluid flow in a channel having insulating ridges and valleys.
Filed: 10/3/2003
Application Number: 10/678,603
Government Interests: STATEMENT OF GOVERNMENT INTEREST This invention was made with Government support under Contract No. DE-NA0003525 awarded by the United States Department of Energy/National Nuclear Security Administration. The Government has certain rights in the invention.