KYW Crystal - An Overview

KYW Crystal - An Overview

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Femtosecond laser according to Yb:KYW crystals with suppression of spectral narrowing in a regenerative amplifier by spectral profiling of the heart beat

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By substituting yttrium with ytterbium within the crystal lattice of Yb:KYW as a result of identical dimensions of these chemical components nearly 100% of Yb-doping may very well be accomplished. This exceptional attribute permits ytterbium to take the position of yttrium with virtually no disruption to the crystal’s lattice.

Adhesion Examination Compliant with MIL-C-675C army expectations, an adhesion take a look at involved implementing a tape that fulfills LT-ninety specifications on to the lens movie layer. The tape was affixed completely and then eliminated vertically. This treatment was executed thrice, leading to no blistering or peeling.

FIG. one. Optical format of the laser with immediate pumping with the radiation of semiconductor injection lasers. LD can be an IPG Photonics laser check here diode with fiber output

Spatial framework of your beam and the corresponding depth profiles I at the output of your laser.

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... Not simply the place of crystal from the cavity but additionally the amplification axis of crystal influences the laser operation drastically, since the absorption and emission cross sections in the crystal are very distinct in accordance with the orientation from the crystal.

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Yb:KYW crystal (Yb-doped potassium yttrium tungstate) as compared to its counterpart Yb:KGW, is often a extraordinary product that performs an important part in laser technologies. Its Most important operate is always to create ultrashort pulses of light, spanning just some hundred femtoseconds.

At the same time, a shorter laser wavelength is usually obtained; it is achievable to operate which has a quantum defect well beneath one%. For a consequence, the heat generation is often so compact that this partly compensates the decreased thermal conductivity.