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 9297067 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 29, 2016

Filed:

Dec. 20, 2013
Applicant:

Intermolecular, Inc., San Jose, CA (US);

Inventors:

Dipankar Pramanik, Saratoga, CA (US);

Andrew Steinbach, San Jose, CA (US);

Assignee:

Intermolecular, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 14/14 (2006.01); C23C 14/58 (2006.01); H01L 23/532 (2006.01); H01L 21/768 (2006.01); H01L 27/18 (2006.01);
U.S. Cl.
CPC ...
C23C 14/5806 (2013.01); C23C 14/14 (2013.01); H01L 21/76826 (2013.01); H01L 23/5329 (2013.01); H01L 27/18 (2013.01); H01L 23/53285 (2013.01); Y10T 428/265 (2015.01);
Abstract

An amorphous silicon (a-Si) dielectric for superconducting electronics is fabricated with reduced loss tangent by fluorine passivation throughout the bulk of the layer. Complete layers or thinner sub-layers of a-Si are formed by physical vapor deposition at low temperatures (<350 C, e.g. ˜200 C) to prevent reaction with superconducting materials, then exposed to fluorine. The fluorine may be a component of a gas or plasma, or it may be a component of an interface layer. The fluorine is driven into the a-Si by heat (e.g., <350 C) or impact to passivate defects such as dangling bonds.


Find Patent Forward Citations

Pramanik, Dipankar. (2016). Fluorine passivation of dielectric for superconducting electronics (U.S. Patent No. 9297067). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9297067

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