Considerations To Know About KYW Crystal

Considerations To Know About KYW Crystal

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time. Crystals of your compound melts congruently at 1007 oC, having said that soften crystallization of top quality crystal is not possible resulting from stage changeover at ~920 oC. The very best seeded Answer process from

The absorption and emission spectra of Yb:KYW Crystals Screen solid peaks at 980 nm and 1030 nm, respectively, guaranteeing economical Electrical power conversion and higher functionality in laser programs.

Optical structure of a laser with immediate pumping Along with the radiation of semiconductor injection lasers. LD is surely an IPG Photonics laser diode with fiber output of the radiation, WP is usually a fifty percent-wave plate, CL is actually a collimating lens, FL is usually a focusing lens, AE is really an Energetic component made from an Yb:KYW crystal, DM is actually a spherical dichroic mirror, M1-M6 are the cavity mirrors, OC would be the output mirror, and SAM is usually a semiconductor saturable-absorber mirror.

Adhesion Check 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 film layer. The tape was affixed entirely and afterwards eradicated vertically. This technique was performed 3 times, leading to no blistering or peeling.

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Spatial composition on the beam as well as the corresponding depth profiles I on the output in the laser.

For tungstates, the ytterbium doping focus can be extremely high without having important quenching since the replaced ions have a very equivalent ion radius, as well as inter-ion length is relatively huge.

By substituting yttrium with ytterbium within the crystal lattice of Yb:KYW because of the similar dimensions of these chemical elements up to a hundred% of Yb-doping may be accomplished.

While ytterbium-doped laser acquire media typically exhibit a small quantum defect, ytterbium-doped tungstates enable for notably modest values. One example is, a 1030-nm Yb:YAG laser would Generally be pumped all around 940 nm, whereas Yb:KGW or Yb:KYW might be most efficiently pumped all-around 981 nm.

Li2WO4-WO3 flux was successfully utilized cutting down The expansion temperature below 900 oC. In line with solitary crystal x-ray measurements, the crystal corresponds into the P2/n space group.

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Concurrently, a shorter laser wavelength could be obtained; it can be done to function with a quantum defect very well under one%. Being a consequence, the warmth generation is usually so modest this partly compensates the reduced thermal conductivity.