Hygroscopic crystal resources deteriorate when they are not normally retained in sufficiently dry air (or simply a dry purge gasoline). This applies e.g. to KDP and BBO, As well as in a lesser extent to LBO. It may be helpful to keep this type of crystal in a fairly elevated temperature, which makes it simpler to maintain it dry.
If the crystal surfaces remain “dirty�?immediately after the above mentioned cleansing treatments, the surfaces might need been destroyed. Make sure you contact us for rework from the crystals.
BiB3O6 (BIBO) is a wonderful type of nonlinear Optical Crystal. NLO Crystals BIBO Crystals possesses big helpful nonlinear coeffcient, huge Innovative attribute to the NLO software broad transparency vary from 286nm to 2500nm, high damage threshold and inertness with respect to dampness.
Crystal life span can even be strongly dependent on the material top quality, Despite the fact that particular degradation phenomena look like intrinsic limits of the material.
Artifex Engineering presents concluded crystal optics for non-linear purposes. Take a look at our product web site To find out more. We sit up for your inquiry.
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The choice of your most suitable crystal material for the specified application is often much from trivial; it ought to entail the consideration of numerous factors. As an example, a superior nonlinearity for frequency conversion of ultrashort pulses would not help In case the interaction duration is strongly limited by a big group velocity mismatch along with the minimal destruction threshold boundaries the applicable optical intensities.
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They exhibit superior homogeneity above significant volumes and also have a superior injury threshold, but are hygroscopic and possess a reduced nonlinearity.
the chemical toughness; e.g., some crystal materials are hygroscopic, others bear chemical adjustments when heated inside a vacuum chamber for software of a dielectric coating
) to blow off dust and various unfastened contaminants 1st. If a dry nitrogen line is accessible inside the lab, an air gun can be utilised to blow absent dust particles. Blow from the surface gently. Tend not to blow off the crystal alone from a hand!
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The magnitude with the effective nonlinear coefficient depends on the nonlinear tensor parts and within the utilized stage-matching configuration. A large nonlinearity is essential specially In the event the achievable optical intensities are low.
g. in the shape of “grey tracking�? These types of phenomena are notably common for operation with ultraviolet light-weight. Observe that a gradual degradation could also guide into instant catastrophic damage by using too much heat generation.