Analysis of Nd3+:glass, Solar-pumped, High-power Laser SystemsNational Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division, 1989 - High power lasers - 9 pages |
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1-MW solar-pumped laser absorbed absorption bands absorption spectrum calculated centration cm² concentration quenching cross section design parameters doping density DSPL Einstein coefficient energy level diagram equation 21 factor in brackets fiber bundles fiber lasers fracture limit fracture strength function glass host glass laser heat load internal conversion internal efficiency internal kinetic efficiency intrinsic loss Langley Langley Research Center laser candidates laser glass laser model laser output laser photon cavity Light trapping LLNL material multiple slab N/cm² NASA Nd³ Nd3+ Nd³+:YAG neodymium ion output mirror reflectivity output power percent Performing Organization phase-matched phosphate glasses LG-750 photon cavity lifetime photon density populates the upper Qt² quantum yield Report rupture limit S2Tc silicate glass slab laser slab thickness solar constants solar photon solar power solar spectrum source term S2 steady state solution stimulated emission thick YAG LG-760 threshold total efficiency total solar efficiency upper laser level W/cm³ wavelength