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Full-Text Articles in Instrumentation

High Power Optically Pumped Semiconductor Lasers For Sodium Guidestar Applications, Shawn W. Hackett Nov 2016

High Power Optically Pumped Semiconductor Lasers For Sodium Guidestar Applications, Shawn W. Hackett

Optical Science and Engineering ETDs

Optically pumped semiconductor lasers (OPSLs) are shown to provide a much more compact and less expensive source for illumination of the sodium layer of the mesosphere for use as a sodium laser guidestar via single and two photon excitation schemes. This represents a revolution in laser guidestar technology as the cost, size, and power requirements for a laser guidestar system are shown to have been decreased by an order of magnitude with guidestar performance shown to be similar to previous sources. Sodium laser guidestar sources for broadband simultaneous illumination of multiple lines are developed and simulated. Simulations are then compared …


Designing An Anti-Coincidence Shielding System For The Alfred Project, Active Luminescence For X-Ray Emission Detection (Alfred) Team, Francis Wessling Oct 2016

Designing An Anti-Coincidence Shielding System For The Alfred Project, Active Luminescence For X-Ray Emission Detection (Alfred) Team, Francis Wessling

Von Braun Symposium Student Posters

No abstract provided.