5 Easy Facts About KYW Crystal Described

5 Easy Facts About KYW Crystal Described

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The comparison with Eyeglasses is appropriate For the reason that large achieve bandwidth lets e.g. tungstate femtosecond lasers and tunable lasers to contend with glass lasers.

The Yb:KYW crystal’s proficiency in gentle absorption at all over 981 nm will make the crystal well suited for diode pumping. It is more Increased by its impressive performance in this method, coupled with its reduced quantum defect.

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This paper describes a femtosecond laser regenerative amplifier based upon two Yb:KYW crystals with immediate longitudinal pumping by strong linear arrays of semiconductor injection lasers acquiring fiber output. To forestall spectral narrowing all through amplification as well as corresponding lengthening of your amplified pulse when it can be compressed, a combination of two Yb:KYW crystals were being applied, Together with the spectral maxima in the amplification shifted relative to one another and with spectral profiling with KYW Crystal the amplified radiation.

Just before the event of Nd:YAG, Nd3+:CaWO4 was a very important scarce-earth-doped laser acquire medium. It was in truth used in the primary constantly operating crystal laser.

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Spatial composition of the beam plus the corresponding intensity profiles I on the output from the laser.

For tungstates, the ytterbium doping focus can be very large devoid of sizeable quenching because the replaced ions have a really related ion radius, plus the inter-ion length is pretty significant.

By substituting yttrium with ytterbium inside the crystal lattice of Yb:KYW as a result of equivalent sizes of such chemical elements up to a hundred% of Yb-doping may be attained.

The thermal conductivity of frequent double tungstates is of the buy to 3–four W/(K m) �?which is not lousy in comparison with other laser crystals (While many occasions a lot less than for YAG), and relatively significant in comparison While using the thermal conductivity of standard Eyeglasses.

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Question RP Photonics for any assistance concerning tungstate lasers, together with femtosecond lasers and large-power lasers.