KYW Crystal - An Overview
KYW Crystal - An Overview
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Femtosecond laser dependant on Yb:KYW crystals with suppression of spectral narrowing within a regenerative amplifier by spectral profiling of the pulse
The absorption and emission spectra of Yb:KYW Crystals Display screen strong peaks at 980 nm and 1030 nm, respectively, ensuring productive energy conversion and large effectiveness in laser units.
By substituting yttrium with ytterbium from the crystal lattice of Yb:KYW a result of the very similar dimensions of such chemical features up to a hundred% of Yb-doping may very well be accomplished. This special characteristic permits ytterbium to take the location of yttrium with practically no disruption towards the crystal’s lattice.
Adhesion Examination Compliant with MIL-C-675C armed service standards, an adhesion check concerned making use of a tape that fulfills LT-90 specs onto the lens movie layer. The tape was affixed fully after which taken website off vertically. This procedure was performed three times, resulting in no blistering or peeling.
PDF Yb:KGW and Yb:KYW crystals have broad emission bandwidths and they are applied as lasing resources to create ultrashort (~ 100-two hundred fs) large electric power pulses. Direct pump of Yb:KGW/KYW crystals with laser diodes operating at 981 nm supports compact laser devices.
Spatial structure with the beam along with the corresponding intensity profiles I within the output on the laser.
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... Not only the posture of crystal during the cavity and also the amplification axis of crystal influences the laser operation greatly, since the absorption and emission cross sections with the crystal are very distinct according to the orientation with the crystal.
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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 performs a very important purpose in laser know-how. Its Principal perform is to deliver ultrashort pulses of light, spanning just a few hundred femtoseconds.
Check with RP Photonics for just about any advice relating to tungstate lasers, which includes femtosecond lasers and superior-electricity lasers.