Fiber Laser Sources and Amplifiers, Volume 1SPIE, 1990 - Fiber optics |
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Page 94
... cross sections were obtained from measured absorption spectra . The integrated cross sections for the fibers were ... section much faster than the decrease in oscillator strength . For the Ge / P - doped silica fiber , however , the very ...
... cross sections were obtained from measured absorption spectra . The integrated cross sections for the fibers were ... section much faster than the decrease in oscillator strength . For the Ge / P - doped silica fiber , however , the very ...
Page 97
... cross section and the total absence of ESA . Absorption cross sections for this transition are illustrated in Figure 2 and Table 5 lists peak cross sections , wavelengths at the peak , and bandwidths . Significantly , the peak cross ...
... cross section and the total absence of ESA . Absorption cross sections for this transition are illustrated in Figure 2 and Table 5 lists peak cross sections , wavelengths at the peak , and bandwidths . Significantly , the peak cross ...
Page 98
CROSS SECTION ( × 10-22 cm2 ) LO 5 10 T 950 1000 WAVELENGTH ( nm ) 111 PHOSPHATE LG28 FLUOROPHOSPHATE LG11 FLUOROPHOSPHATE LG14 FLUOROZIRCONATE FG88 1050 FIGURE 2 : Absorption cross sections for the 4115/2 → 411 1/2 transition of Er3 + ...
CROSS SECTION ( × 10-22 cm2 ) LO 5 10 T 950 1000 WAVELENGTH ( nm ) 111 PHOSPHATE LG28 FLUOROPHOSPHATE LG11 FLUOROPHOSPHATE LG14 FLUOROZIRCONATE FG88 1050 FIGURE 2 : Absorption cross sections for the 4115/2 → 411 1/2 transition of Er3 + ...
Contents
FABRICATION AND SPECTROSCOPY I | 53 |
FIBER AMPLIFIERS | 81 |
FIBER LASER OSCILLATORS I | 147 |
Copyright | |
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Common terms and phrases
absorbed pump power aerosol bandwidth cavity concentration core coupler coupling cross section curves decay Desurvire devices diode laser dopant doped fibre EDFA effect Electron Er³ Er3+ Er³+-doped fiber erbium erbium-doped fiber amplifier excited state absorption experimental fabrication fiber laser fiber length Figure fluorescence fluoride fluorophosphate frequency gain coefficient GAIN dB gain saturation glass grating increases input intensity ions laser diode laser fiber laser pumped lasing Lett Lightwave loss maximum MCVD measured mirror mode-locked neodymium noise nonlinear obtained optical amplifiers optical fibre oscillation output power peak power phase modulation phasematching photon population inversion Power mW preform pulse pump and signal pump wavelength Q-switched Raman gain rare earth reflector refractive index resonator samarium shown in Fig signal power signal wavelength silica silica fiber slope efficiency soliton spectra spectrum Stark levels temperature threshold transition transmission Vycor Wavelength nm width