Everything about LBO Crystal
Everything about LBO Crystal
Blog Article
XRD includes shining a beam of X-rays onto the crystal and measuring the depth and way of your scattered X-rays. By analyzing the scattered X-rays, the crystal composition and orientation can be identified.
The acceptance angle with the crystal is yet another key determinant. A crystal with a bigger acceptance angle, like LBO, necessitates considerably less exact alignment, rendering it easier to integrate into your process. The harm threshold from the crystal is Similarly important, particularly in substantial-power laser programs.
Even properly under the brink for immediate destruction, some crystal materials exhibit a continual degradation inside the utilized volume, e.
GWU-Lasertechnik has much more than thirty many years of practical experience in distributing laser crystals. Decide on GWU to gain from our broad know-how and in-area working experience!
Both of those have a comparatively very low destruction threshold, but do not need to be operated at superior intensities due to their higher nonlinearity. They have a bent for photorefractive outcomes, that are harmful for frequency conversion, but are useful for, e.g., holographic info storage in Fe-doped LiNbO3 crystals. The tendency for “photorefractive damage�?depends strongly on the material composition; e.g. it might be reduced by way of MgO doping and by utilizing a stoichiometric composition.
There won't be any things within your cart. Increase merchandise in your cart and request an official estimate or buy on-line Subtotal
It consists of using a seed crystal to initiate crystal progress from the supersaturated Resolution. The TSSG technique can develop crystals with controlled defect density and orientation, and that is important for reaching optimum period-matching circumstances.
Too much optical intensities during Procedure may immediately harm a crystal. Regrettably, nonlinear crystals usually need to be operated not considerably from their optical harm threshold to realize a adequately higher conversion effectiveness. This means a trade-off among conversion efficiency and crystal life span.
Style II NCPM OPO pumped by a XeCl excimer laser at 308nm has attained 16.five% conversion performance, and moderate tunable wavelength ranges might be obtained with different pumping resources and temperature tuning.
Overall, the characterization solutions talked about With this chapter deliver important insights in the procedures useful for the more info characterization of LBO nonlinear crystals.
High intensity, quick pulse lasers with shorter wavelengths have enabled several production procedures, or enhanced the effects attained from additional standard lasers. These traits make possible a much scaled-down, even negligible HAZ (warmth influenced zone) about The placement of beam impingement.
g. 20 μm. The team velocity mismatch while in the thicker substrate materials may well not issue, because the nonlinear conversation can take location only in the thin crystal. The substrate only serves to mechanically stabilize the thin nonlinear crystal.
The most common technique for accomplishing phase-matching in LBO nonlinear crystals is angle tuning, in which the crystal is rotated to locate the exceptional angle that satisfies the stage-matching ailment.
Crystal advancement is a crucial step inside the manufacture of higher-top quality LBO nonlinear crystals. The selection of crystal advancement system can noticeably effect the crystal high-quality, defect density, and optical Houses with the resulting crystal.