Considerations To Know About KYW Crystal
Considerations To Know About KYW Crystal
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The gain bandwidth e.g. of Yb:KGW and Yb:KYW is incredibly significant in comparison with that of Yb:YAG. This enables for huge wavelength tunability and for much shorter pulse durations from mode-locked lasers. Values effectively down below a hundred fs have been accomplished with passive mode locking.
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time. Crystals of your compound melts congruently at 1007 oC, on the other hand soften crystallization of high quality crystal is impossible as a consequence of period changeover at ~920 oC. The highest seeded solution system from
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This paper describes a femtosecond laser regenerative amplifier based upon two Yb:KYW crystals with immediate longitudinal pumping by effective linear arrays of semiconductor injection lasers getting fiber output. To stop spectral narrowing during amplification as well as corresponding lengthening with the amplified pulse when it truly is compressed, a combination of two Yb:KYW crystals have been employed, Using the spectral maxima of your amplification shifted relative to one another and with spectral profiling from the amplified radiation.
Before the development of Nd:YAG, Nd3+:CaWO4 was an important scarce-earth-doped laser acquire medium. It was in truth used in the initial consistently operating crystal laser.
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Spatial composition in the beam and also the corresponding depth profiles I on the output on the laser.
For tungstates, the ytterbium doping focus can be very substantial with out major quenching as the replaced ions have an exceedingly comparable ion radius, along with the inter-ion length is pretty big.
... Not just the place of crystal while in the cavity and also the amplification axis of crystal influences the laser operation tremendously, because the absorption and emission cross sections from the crystal are fairly various according to the orientation of your crystal.
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Yb:KYW crystal (Yb-doped potassium yttrium tungstate) when compared with its counterpart Yb:KGW, is often a amazing content that plays an essential role in laser technology. Its Most important purpose is usually to produce ultrashort pulses of sunshine, spanning only a few hundred femtoseconds.
Inquire RP Photonics for virtually any tips concerning tungstate lasers, which include femtosecond lasers and higher-ability lasers.