Large Area Photonic Crystal Laser Diode for Direct Lada and Solid State Laser Pumping
Navy STTR FY2005


Sol No.: Navy STTR FY2005
Topic No.: N05-T010
Topic Title: Large Area Photonic Crystal Laser Diode for Direct Lada and Solid State Laser Pumping
Proposal No.: N054-010-0244
Firm: NanoSource, Inc.
9326 Knoll Crest Loop
Austin, Texas 78759
Contact: Jan Lipson
Phone: (408) 393-6639
Abstract: The Phase I work of this project will include prototype development and demonstration for a new type of GaAs-base photonic crystal laser diode, along with theoretical analysis of its modal characteristics. The prototype demonstration will be based on an epitaxial regrowth process previously demonstrated on low threshold lasers. Two types of prototypes willl be developed and analyzed, the first based on real refractive index coupling to a 2-D photonic crystal lattice, and the second that includes gain coupling to a 2-D lattice.
Benefits: High power laser diodes that can emitt 10's to 100's of watts with high spatial and spectral beam coherence can be directly appicable to high efficiency applications of lada/lidar and free space communications. 2-D photonic crystal laser diodes with efficient surface emission could provide the needed beam qualities.

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