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.

Patent No.:

US 7212284 B1

PDF
Full Text
Expired
Date of Patent:
May. 01, 2007

Filed:

May. 12, 2004
Applicants:

Tao Deng, Watervliet, NY (US);

Amy Linsebigler Smentkowski, Clifton Park, NY (US);

Inventors:

Tao Deng, Watervliet, NY (US);

Amy Linsebigler Smentkowski, Clifton Park, NY (US);

Assignee:

General Electric Company, Schenectady, NJ (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01J 3/44 (2006.01); G01N 21/65 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed herein is a method for making a nanoparticle film comprising dispersing nanoparticles in a first liquid; adding a second liquid to the first liquid to form a nanoparticle film on top of a solution comprising the first liquid, the second liquid and the nanoparticles, wherein the second liquid has a dielectric constant that is different from a dielectric constant of the first liquid; and contacting a substrate with the solution to deposit the nanoparticle film onto the contacted portion of the substrate. Disclosed herein too is a method for detecting an analyte comprising dispersing nanoparticles in a first liquid; adding a second liquid to the first liquid to form a nanoparticle film on top of a solution comprising the first liquid, the second liquid and the nanoparticles, wherein the second liquid has a dielectric constant that is different from a dielectric constant of the first liquid; contacting a substrate with the solution to deposit the nanoparticle film onto the substrate; disposing upon the nanoparticle film an analyte; and performing surface enhanced Raman spectroscopy to determine the identity of the analyte.


Find Patent Forward Citations

Deng, Tao. (2007). Method for forming nanoparticle films and application thereof (U.S. Patent No. 7212284). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7212284

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