The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 14, 2020

Filed:

Jun. 22, 2018
Applicants:

International Business Machines Corporation, Armonk, NY (US);

Technion Research and Development Foundation Ltd., Haifa, IL;

Inventors:

Govind Kaigala, Pfäffikon, CH;

Nadya Ostromohov, Haifa, IL;

Moran Bercovici, Haifa, IL;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01L 3/00 (2006.01);
U.S. Cl.
CPC ...
B01L 3/502784 (2013.01); B01L 3/5088 (2013.01); B01L 2200/026 (2013.01); B01L 2200/0673 (2013.01); B01L 2200/16 (2013.01); B01L 2400/0418 (2013.01); B01L 2400/0421 (2013.01);
Abstract

A scanning micro-fluid device for an exchange of species with a surface and with an intermediate immersion liquid is disclosed. The device comprises a first and a second micro-channel comprising a fluid. The first micro-channel comprises a first aperture and the second micro-channel comprises a second aperture. They have a distance to each other in an apex area in proximity of the surface of a substrate. The surface, the apex area is immersed with the intermediate immersion liquid. The device also comprises a first electrode reaching into the fluid on the first micro-channel and a second electrode reaching into the fluid on the second micro-channel, and an apex electrode. Different voltage levels are applicable to the first, the second and the apex electrode such that species are interacting at surface of the substrate.


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