US Patent No. 7,282,732 Quantum Dot Structures

Quantum dot structures

Patent No. 7,282,732

Issued: October 16, 2007
Filed: October 21, 2004

Inventors: Gray; Allen L (Albuquerque, NM), Stintz; Andreas (Albuquerque, NM), Malloy; Kevin J (Albuquerque, NM), Lester; Luke F (Albuquerque, NM), Varangis; Petros M (Albuquerque, NM)
Assignee: STC. unm (Albuquerque, NM), Innolume Acquisition, Inc. (Santa Clara, CA)

Symmetric quantum dots are embedded in quantum wells. The symmetry is achieved by using slightly off-axis substrates and/or overpressure during the quantum dot growth. The quantum dot structure can be used in a variety of applications, including semiconductor lasers.

Reference to Related Applications

This application claims priority under 35 U.S.C. 119(e) to U.S. Provisional Patent Application Ser. No. 60/514,211, "Quantum Dot Structures," filed Oct. 24, 2003 by Allen L. Gray et al. The subject matter of the foregoing is incorporated herein by reference in its entirety.

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