KYW Crystal Secrets
KYW Crystal Secrets
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The achieve bandwidth e.g. of Yb:KGW and Yb:KYW is very substantial compared with that of Yb:YAG. This enables for large wavelength tunability and for Significantly shorter pulse durations from method-locked lasers. Values very well down below a hundred fs have been attained with passive method locking.
This exclusive characteristic of ultrafast pulses allows nonlinear optical interaction with tissue at small Total exposure, and drives apps like deep-tissue multiphoton microscopy and higher-precision eye surgery
time. Crystals in the compound melts congruently at 1007 oC, however melt crystallization of high quality crystal is unachievable as a result of stage changeover at ~920 oC. The highest seeded Remedy strategy from
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By substituting yttrium with ytterbium from the crystal lattice of Yb:KYW as a result of similar sizes of those chemical aspects as many as a hundred% of Yb-doping may very well be obtained. This unique attribute permits ytterbium to go ahead and take position of yttrium with just about no disruption to your crystal’s lattice.
Soon after air drying and subsequent cleansing using a cotton fabric soaked in alcohol, the film surface area confirmed no indications of peeling or scratches.
Raman, luminescence and transmission spectra reveal optical capabilities owing into the existence of thulium ions, and for that reason the resources may be further more studied within the scope of laser and luminescence programs.
A large brightnessQ-switched oscillator and regenerative amplifier determined by a twin-crystal Yb:KGW laser
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Substantial-energy repetitively pulsed ytterbium lasers with supershort click here pulse width and immediate diode pumping for technological and biomedical programs
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This tandem of attributes has considerably-reaching implications, notably in the development of compact however powerfull lasers.
The polarized absorption spectra of Tm3+-doped potassium yttrium tungstate (Tm:KY(WO4)2) crystal at space temperature ended up calculated. The emission spectrum and life span of the 3 F 4 fired up condition were being determined. Utilizing common and modified Judd–Ofelt theories, the intensity parameters plus the radiative lifetimes ended up calculated and superior settlement With all the experimental benefits was attained for the two theories.
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