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.:
Date of Patent:
Nov. 05, 2013
Filed:
Jul. 09, 2007
Jalal Salami, San Marcos, CA (US);
Srinivasan Sridharan, Strongsville, OH (US);
Steve S. Kim, Goleta, CA (US);
Aziz S. Shaikh, San Diego, CA (US);
Jalal Salami, San Marcos, CA (US);
Srinivasan Sridharan, Strongsville, OH (US);
Steve S. Kim, Goleta, CA (US);
Aziz S. Shaikh, San Diego, CA (US);
Heracus Precious Metals North America Conshohocken LLC, West Conshohocken, PA (US);
Abstract
Formulations and methods of making solar cell contacts and cells therewith are disclosed. In general, the invention provides a solar cell comprising a contact made from a mixture wherein, prior to firing, the mixture comprises at least one aluminum source, at least one source of a metal including one or more of boron, titanium, nickel, tin, gallium zinc, indium, and copper, and about 0.1 to about 10 wt % of a glass component. Within the mixture, the overall content of aluminum is about 50 wt % to about 85 wt % of the mixture, and the overall combined content of boron, nickel, tin, silver, gallium, zinc, indium, copper, is about 0.05 to about 40 wt % of the mixture.