Top KYW Crystal Secrets
Top KYW Crystal Secrets
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This exceptional characteristic of ultrafast pulses enables nonlinear optical conversation with tissue at small Over-all exposure, and drives applications which include deep-tissue multiphoton microscopy and superior-precision eye surgical procedures
The Yb:KYW crystal’s proficiency in gentle absorption at all-around 981 nm can make the crystal well suited for diode pumping. It truly is even more enhanced by its exceptional performance in this process, coupled with its low quantum defect.
The absorption and emission spectra of Yb:KYW Crystals Display screen robust peaks at 980 nm and 1030 nm, respectively, making sure successful energy conversion and large effectiveness in laser methods.
By substituting yttrium with ytterbium while in the crystal lattice of Yb:KYW a result of the equivalent measurements of such chemical things as much as a hundred% of Yb-doping can be reached. This exclusive attribute permits ytterbium to go ahead and take spot of yttrium with just about no disruption towards the crystal’s lattice.
Before the development of Nd:YAG, Nd3+:CaWO4 was a very important unusual-earth-doped laser gain medium. It had been in actual fact Employed in the primary continuously operating crystal laser.
FIG. 1. Optical format of the laser with direct pumping Along with the radiation of semiconductor injection lasers. LD is surely an IPG Photonics laser diode with fiber output
A substantial brightnessQ-switched oscillator and regenerative amplifier based upon a twin-crystal Yb:KGW laser
... at fifty percent-top have been created inside a master oscillator with selfsynchronization with the axial modes, described inside our earlier report. 21 The new edition of the laser, compared with that described within our earlier write-up, made use of an Yb:KYW crystal with an N pcut (optical axis N p from the index ellipsoid was parallel for the propagation course with the laser radiation), Along with the polarization in the created radiation directed alongside the N m axis.
By substituting yttrium with ytterbium within the crystal lattice of Yb:KYW because of the related dimensions of these chemical things as much as one hundred% of Yb-doping could possibly be obtained.
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Li2WO4-WO3 flux was correctly applied cutting down The expansion temperature underneath 900 oC. In keeping with one crystal x-ray measurements, the crystal corresponds into the P2/n House team.
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