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