Considerations To Know About KYW Crystal
Considerations To Know About KYW Crystal
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The comparison with glasses is appropriate For the reason that significant acquire bandwidth makes it possible for e.g. tungstate femtosecond lasers and tunable lasers to contend with glass lasers.
time. Crystals with the compound melts congruently at 1007 oC, even so melt crystallization of top of the range crystal is extremely hard because of section transition at ~920 oC. The top seeded Option technique from
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This paper describes a femtosecond laser regenerative amplifier determined by two Yb:KYW crystals with immediate longitudinal pumping by impressive linear arrays of semiconductor injection lasers owning fiber output. To forestall spectral narrowing through amplification as well as corresponding lengthening of the amplified pulse when it really is compressed, a mix of two Yb:KYW crystals ended up applied, Using the spectral maxima from the amplification shifted relative to each other and with spectral profiling from the amplified radiation.
Prior to the event of Nd:YAG, Nd3+:CaWO4 was a vital exceptional-earth-doped laser get medium. It had been in actual fact used in the initial constantly running crystal laser.
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Spatial framework with the beam as well as corresponding depth profiles I within the output of your laser.
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By substituting yttrium with ytterbium within the crystal lattice of Yb:KYW because of the comparable sizes of such chemical features as many as one hundred% of Yb-doping could possibly be attained.
The thermal conductivity of frequent double tungstates is from the order to three–4 W/(K m) �?which is not lousy when compared with other laser crystals (Despite the fact that numerous occasions less than for YAG), and relatively large as KYW Crystal opposed Along with the thermal conductivity of standard Eyeglasses.
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Yb:KYW crystal (Yb-doped potassium yttrium tungstate) in comparison with its counterpart Yb:KGW, is actually a exceptional materials that plays an important job in laser technology. Its Most important purpose is usually to create ultrashort pulses of light, spanning just some hundred femtoseconds.
Ask RP Photonics for almost any suggestions about tungstate lasers, which include femtosecond lasers and large-power lasers.