5 Easy Facts About KYW Crystal Described
5 Easy Facts About KYW Crystal Described
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This special characteristic of ultrafast pulses permits nonlinear optical interaction with tissue at low In general exposure, and drives applications like deep-tissue multiphoton microscopy and higher-precision eye medical procedures
The Yb:KYW crystal’s proficiency in mild absorption at all around 981 nm makes the crystal well matched for diode pumping. It truly is even more Improved by its amazing effectiveness in this method, coupled with its minimal quantum defect.
Coloration-coded reflectivity of a Bragg mirror as being a operate of wavelength and angle of your incident beam.
Optical format of the laser with direct pumping Using the radiation of semiconductor injection lasers. LD is an IPG Photonics laser diode with fiber output on the radiation, WP is a fifty percent-wave plate, CL is actually a collimating lens, FL is often a focusing lens, AE is definitely an Lively aspect created from an Yb:KYW crystal, DM can be a spherical dichroic mirror, M1-M6 tend to be the cavity mirrors, OC will be the output mirror, and SAM is really a semiconductor saturable-absorber mirror.
The monoclinic crystal constructions ends in a natural birefringence, helping to stay away from thermally induced polarization rotation and depolarization decline.
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5 mm besides the middle of the beam caustic. In an effort to Look at the method matching simulation, we done the experiment with Ng-Slash crystal oscillator, which was created Beforehand As well as in a exact condition with simulation [eleven]. As revealed in Determine three(b) with purple dots and line, the CW output ability is highly depending on the situation of laser crystal along with the experimental final result coincides well with simulation final result. Like a Take note, multimode Procedure occurred in experiment once the dimension from the pump beam is greater than TEM00 cavity mode and it results in greater CW output ability while in the displacement location underneath three.5 mm.
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Superior-electricity repetitively pulsed ytterbium lasers with supershort pulse width and direct diode pumping for technological and biomedical apps
Even though ytterbium-doped laser gain media generally show a small quantum defect, ytterbium-doped tungstates make it possible for for notably little values. One example is, a 1030-nm Yb:YAG laser would Ordinarily be pumped all around 940 nm, whereas Yb:KGW or Yb:KYW can be most proficiently pumped all around 981 nm.
Li2WO4-WO3 flux was productively used cutting down the growth temperature below 900 oC. In accordance with single crystal x-ray measurements, the crystal corresponds into the P2/n Place group.
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