KYW Crystal - An Overview
KYW Crystal - An Overview
Blog Article
The achieve bandwidth e.g. of Yb:KGW and Yb:KYW is very massive as opposed with that of Yb:YAG. This allows for vast wavelength tunability and for much shorter pulse durations from mode-locked lasers. Values properly beneath one hundred fs are actually accomplished with passive method locking.
The Yb-doped potassium yttrium tungstate (Yb:KYW) crystal, when compared to its counterpart Yb:KGW, is actually a amazing substance that plays a significant job in laser technologies. Its Major perform would be to produce ultrashort pulses of sunshine, spanning just a few hundred femtoseconds.
The Yb:KYW crystal’s proficiency in gentle absorption at around 981 nm will make the crystal well matched for diode pumping. It's further Increased by its extraordinary efficiency in this method, coupled with its reduced quantum defect.
Shade-coded reflectivity of a Bragg mirror to be a perform of wavelength and angle on the incident beam.
By substituting yttrium with ytterbium inside the crystal lattice of Yb:KYW as a result of identical measurements of such chemical components up to a hundred% of Yb-doping may be obtained. This unique characteristic permits ytterbium to take the spot of yttrium with practically no disruption for the crystal’s lattice.
The monoclinic crystal structures brings about a natural birefringence, helping to steer clear of thermally induced polarization rotation and depolarization loss.
PDF Yb:KGW and Yb:KYW crystals have broad emission bandwidths and are used as lasing materials to generate ultrashort (~ a hundred-200 fs) higher energy pulses. Immediate pump of Yb:KGW/KYW crystals with laser diodes running at 981 nm supports compact laser techniques.
5 mm apart from the middle of your beam caustic. So that you can Look at the manner matching simulation, we done the experiment with Ng-Minimize crystal oscillator, which was designed Formerly and in a exact affliction with simulation [11]. As shown in Determine 3(b) with pink dots and line, the CW output electricity is highly depending on the placement of laser crystal and also the experimental final result coincides properly with simulation outcome. As being a Take note, multimode operation happened in experiment when the dimensions from the pump beam is larger sized than TEM00 cavity mode and it will cause higher CW output electricity in the displacement region under three.five mm.
EKSMA Optics makes use of cookies to provide you with the very best buying encounter. Should you proceed to utilize our providers, We're going to assume that you simply agree to the usage of such cookies.
Higher-ability repetitively pulsed ytterbium lasers with supershort pulse width and direct diode pumping for technological and biomedical apps
Even though ytterbium-doped laser attain media normally exhibit a little quantum defect, ytterbium-doped tungstates enable for especially tiny values. As an example, a 1030-nm Yb:YAG laser would Ordinarily be pumped all over 940 nm, While Yb:KGW or Yb:KYW can be most proficiently pumped about 981 nm.
There isn't any products in your cart. Insert things on your cart and ask for an Formal quotation or get on the web Subtotal
The polarized absorption spectra of Tm3+-doped potassium yttrium tungstate (Tm:KY(WO4)two) crystal at space temperature ended up calculated. The emission spectrum and lifetime on the three File four fired up condition were being determined. Making use of typical and modified Judd–Ofelt theories, the depth parameters and the radiative lifetimes had been calculated and excellent arrangement Along with the experimental success was received for each theories.
Listed here you are able to post concerns and reviews. As get more info far as they get approved by the writer, they may surface over this paragraph along with the creator’s solution. The writer will make a decision on acceptance based on specific standards. Effectively, The difficulty should be of sufficiently broad interest.