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:
Aug. 06, 2013

Filed:

Jul. 25, 2011
Applicants:

Errol Sanchez, Tracy, CA (US);

Yi-chiau Huang, Fremont, CA (US);

David K. Carlson, San Jose, CA (US);

Inventors:

Errol Sanchez, Tracy, CA (US);

Yi-Chiau Huang, Fremont, CA (US);

David K. Carlson, San Jose, CA (US);

Assignee:

Applied Materials, Inc., Santa Clara, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Methods for depositing germanium-containing layers on silicon-containing layers are provided herein. In some embodiments, a method may include depositing a first layer atop an upper surface of the silicon-containing layer, wherein the first layer comprises predominantly germanium (Ge) and further comprises a lattice adjustment element having a concentration selected to enhance electrical activity of dopant elements, wherein the dopant elements are disposed in at least one of the first layer or in an optional second layer deposited atop of the first layer, wherein the optional second layer, if present, comprises predominantly germanium (Ge). In some embodiments, the second layer is deposited atop the first layer. In some embodiments, the second layer comprises germanium (Ge) and dopant elements.


Find Patent Forward Citations

Loading…