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Method for non-contact particle manipulation and control of particle spacing along an axis

United States Patent

January 13, 2015
View the Complete Patent at the US Patent & Trademark Office
Los Alamos National Laboratory - Visit the Technology Transfer Division Website
Method and system for uniformly spacing particles in a flowing system comprising suspending particles in an elongated fluid filled cavity; exposing said cavity to an axial acoustic standing wave field, wherein said axial acoustic standing wave field drives said particles to nodal and anti-nodal positions along the center axis of said cavity to result in uniformly spaced particles; and focusing said particles to the center axis of said cavity.
Goddard; Gregory R (Los Alamos, NM), Kaduchak; Gregory (Eugene, OR), Jett; James H (Albuquerque, NM), Graves; Steven W (San Jan Pueblo, NM)
Los Alamos National Security, LLC (Los Alamos, NM)
13/ 570,605
August 9, 2012
STATEMENT REGARDING FEDERAL RIGHTS This invention was made with government support under Contract No. DE-AC52-06NA25396 awarded by the U.S. Department of Energy. The government has certain rights in the invention.