High-power, highly-efficient thulium-doped potassium double tungstate channel waveguide lasers

Physics & Astronomy

• tungstates 100%
• thulium 91%
• waveguide lasers 88%
• potassium 73%
• waveguides 35%
• lasers 26%
• slopes 20%
• liquid phase epitaxy 15%
• laser outputs 14%
• yttrium 14%
• mirrors 14%
• pumps 14%
• wavelengths 9%
• lutetium 9%
• cross relaxation 8%
• theses 8%
• thresholds 8%
• output 7%
• gadolinium 7%
• gratings (spectra) 7%
• ridges 6%
• lasing 6%
• quantum efficiency 5%
• rare earth elements 5%
• pumping 5%
• inversions 5%
• argon 5%
• tuning 5%