The 5-Second Trick For KYW Crystal
The 5-Second Trick For KYW Crystal
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Femtosecond laser according to Yb:KYW crystals with suppression of spectral narrowing within a regenerative amplifier by spectral profiling of the heartbeat
FIG. 4. Autocorrelation operate of the pulse 共a兲and spectrum 共b兲of a laser with an oblong Energetic factor for an output power of seven hundred mW. The width of
By substituting yttrium with ytterbium during the crystal lattice of Yb:KYW due to the related measurements of these chemical components up to 100% of Yb-doping may very well be achieved. This distinctive characteristic permits ytterbium to take the place of yttrium with virtually no disruption to the crystal’s lattice.
The monoclinic crystal buildings ends in a pure birefringence, helping to stay away from thermally induced polarization rotation and depolarization loss.
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Spatial construction from click here the beam as well as the corresponding intensity profiles I at the output of your laser.
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... Not merely the situation of crystal during the cavity but will also the amplification axis of crystal has an effect on the laser Procedure enormously, as the absorption and emission cross sections with the crystal are very unique based on the orientation in the crystal.
The thermal conductivity of common double tungstates is with the purchase to three–4 W/(K m) �?which isn't bad when compared with other laser crystals (Though quite a few instances fewer than for YAG), and relatively significant in contrast While using the thermal conductivity of standard glasses.
Li2WO4-WO3 flux was productively applied minimizing The expansion temperature below 900 oC. In line with solitary crystal x-ray measurements, the crystal corresponds into the P2/n space group.
The polarized absorption spectra of Tm3+-doped potassium yttrium tungstate (Tm:KY(WO4)two) crystal at space temperature have been calculated. The emission spectrum and lifetime in the three File four psyched state had been established. Employing typical and modified Judd–Ofelt theories, the depth parameters as well as the radiative lifetimes ended up calculated and fantastic settlement While using the experimental success was attained for both of those theories.
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