Not known Factual Statements About KTP Crystal
Not known Factual Statements About KTP Crystal
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The gold lined containment vessel, an autoclave which often can withstand the higher temperature and tension devoid of contaminating The expansion solution, is welded shut and inserted into the metal cylinder.
Passions: ferroelectrics; area framework; domain engineering; nonlinear optics; nanotechnology; mild frequency conversion
PDF KTP (Potassium titanyl phosphate) is really a nonlinear crystal primarily Utilized in extracavity configuration when one go through the crystal is necessary.
Then the temperature is elevated to 1300 degrees K to dissolve the many components being a saturated Option. Next that, The full product is slowly and gradually cooled to close to home temperature.
The output coupler is an optical ingredient that partially demonstrates and partially transmits mild. The output coupler is used to sort a resonant cavity Together with the Nd:YVO4 crystal, which enhances the stimulated emission process and enhances the output energy. The output coupler also permits several of the gentle to exit the cavity as being the output beam.
The collimating lens can be an optical component that converts the diverging beam from your laser diode into a parallel beam. The collimating lens is used to improve the beam high quality and reduce the beam divergence.
Determine 8a shows the principal refractive indices in the H-KTP. Although Sellmeier’s equations (Fig. 8b) compute its class II stage-matching angle of 23.3925° for that 532 nm laser created by frequency doubling at 1064 nm at place temperature, and that is smaller in comparison to the 26° reported by the sooner hydrothermal get more info method, as well as it really is inconsistent with the outcome we acquired from the 12 months of 2008, The rationale for which is not apparent to us, but additionally implies the crystal construction and Houses will adjust on account of the main difference of strategy problems.
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Much better optical inhomogeneity can Increase the extinction ratio of EO switch and beam quality in the laser. These are typically the requires from the programs of KTP. Additionally, we found some dissimilarities with common know-how in the actual exploration method. We have also observed that static strain depolarization is a dilemma in KTP, not like in DKDP and z-axis LN.
The dichroic mirror is utilized to different the infrared beam within the environmentally friendly beam, that are each created In the cavity. The dichroic mirror demonstrates the inexperienced beam and transmits the infrared beam.
The horizontal axis would be the 12 months, plus the vertical axis is definitely the interior diameter with the autoclave. The dimensions in the crystal is largely determined by the inner diameter on the autoclave, so it truly is stated alongside one another within the graph, marked that has a strong image to differentiate it within the hollow image representing the inner diameter with the autoclave.
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