KYW Crystal Options
KYW Crystal Options
Blog Article
In useful conditions, the Yb:KYW crystal has uncovered its specialized niche in large-power laser programs resulting from its capacity to deliver superior Power ultrashort laser pulses when protecting a compact dimensions. The interplay of its features �?seamless ytterbium substitution, powerful absorption qualities, ultrashort pulse era and performance in Vitality conversion �?positions the Yb:KYW crystal for a cornerstone inside the laser technological know-how, masking varied fields starting from scientific exploration to industrial apps.
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Femtosecond laser based on Yb:KYW crystals with suppression of spectral narrowing in a regenerative amplifier by spectral profiling of the pulse
FIG. 4. Autocorrelation purpose of the heart beat 共a兲and spectrum 共b兲of the laser with an oblong Lively element for an output electricity of seven-hundred mW. The width of
This paper describes a femtosecond laser regenerative amplifier according to two Yb:KYW crystals with direct longitudinal pumping by strong linear arrays of semiconductor injection lasers possessing fiber output. To circumvent spectral narrowing during amplification and the corresponding lengthening in the amplified pulse when it really is compressed, a mix of two Yb:KYW crystals had been utilised, While using the spectral maxima of the amplification shifted relative to one another and with spectral profiling of the amplified radiation.
Right before the development of Nd:YAG, Nd3+:CaWO4 was an important scarce-earth-doped laser obtain medium. It had been in fact Utilized in the 1st continuously functioning crystal laser.
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Tungstates have a tendency to have large Raman coefficients (�?Raman scattering). Thus, they might produce substantial Raman obtain at moderate optical intensities. It is feasible to use the laser crystal alone being a Raman converter.
For tungstates, the ytterbium doping focus can be very significant with out major quenching because the replaced ions have an incredibly very similar ion radius, and the inter-ion distance is pretty big.
Superior-ability repetitively pulsed ytterbium lasers with supershort pulse width and immediate diode pumping for technological and biomedical website programs
Whilst ytterbium-doped laser obtain media normally show a small quantum defect, ytterbium-doped tungstates let for specially smaller values. By way of example, a 1030-nm Yb:YAG laser would Generally be pumped all around 940 nm, While Yb:KGW or Yb:KYW could possibly be most effectively pumped about 981 nm.
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Ask RP Photonics for almost any guidance about tungstate lasers, which includes femtosecond lasers and high-electricity lasers.