Page 186 - Handbook of Lasers

Table 1.2.2
Upconversion Fluorozirconate Fiber Lasers
Laser Pump
wavelength(s) Pumping wavelength(s) Temp.
scheme (K) Mode Ref.
( m) ( m)
3+
Pr lasers:
0.491, 0.520, 2-step absorption 0.835, 1.010 RT cw 6
0.605, 0.635
0.491, 0.520, 2-step absorption 1.020 RT cw 228
0.635

3+ 3+
Pr (+ Yb ) lasers:
0.491–0.493, ET + ESA 0.860 RT cw 8
0.517–0.540,
0.605–0.622,
0.635–0.637
0.635 ET + ESA 0.850 RT cw 226
0.602, 0.635 ET + ESA 0.860 RT cw 19
0.521, 0.635 ET + ESA 0.830, 1.016 RT cw 10
0.635 ET + ESA 0.849 RT cw 23

3+
Nd lasers:
0.381, 0.412 2-step absorption 0.590 RT p, cw 1, 2
3+
Ho lasers:
0.540–0.553 2-step absorption 0.647 RT cw 13
0.540–0.553 2-step absorption 0.643 RT cw 227

3+
Er lasers:
0.544 2-step absorption 0.801 RT cw 229
0.544 2-step absorption 0.971 RT cw 230
0.546, 0.850 2-step absorption 0.800 RT cw 14
0.548 2-step absorption 0.800 RT cw 16

3+
Tm lasers:
0.455 2-step absorption 0.676, 0.647 77 3
0.455 2-step absorption 0.645, 1.064 RT cw 4
0.480 2-step absorption 0.676, 0.647 77 sp 3
0.480 3-step absorption 1.12 RT cw 5
0.810 2-step absorption 1.064 RT cw 27

3+ 3+
Tm (+ Yb ) lasers:
0.650 ET + ESA 1.120 RT 228
cw – continuous wave, ESA – excited state absorption, ET – energy transfer, sp – self-pulsed,
RT – room temperature.

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