Everything about KYW Crystal

Everything about KYW Crystal

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The comparison with Eyeglasses is acceptable Considering that the substantial achieve bandwidth makes it possible for e.g. tungstate femtosecond lasers and tunable lasers to compete with glass lasers.

We current a twin-crystal Yb:KGW laserthat iscapable to function being a Q-switched oscillator with output electrical power up to 24 W and pulse duration of twenty ns,or as a regenerative amplifier with output electricity nearly 21 W and pulse length down below two hundred fs just after compression of chirped pulses. The two lasers have outstanding beam good quality with beam parameter M2

The absorption and emission spectra of Yb:KYW Crystals display solid peaks at 980 nm and 1030 nm, respectively, making sure efficient Power conversion and large effectiveness in laser programs.

Optical layout of the laser with direct pumping with the radiation of semiconductor injection lasers. LD can be an IPG Photonics laser diode with fiber output on the radiation, WP is really a 50 %-wave plate, CL is actually a collimating lens, FL is usually a focusing lens, AE is really an active factor made from an Yb:KYW crystal, DM can be a spherical dichroic mirror, M1-M6 would be the cavity mirrors, OC would be the output mirror, and SAM is really a semiconductor saturable-absorber mirror.

The monoclinic crystal structures brings about a purely natural birefringence, assisting to stay away from thermally induced polarization rotation and depolarization loss.

PDF Yb:KGW and Yb:KYW crystals have broad emission bandwidths and they are applied as lasing elements to create ultrashort (~ a hundred-200 fs) large electric power pulses. Direct pump of Yb:KGW/KYW crystals with check here laser diodes operating at 981 nm supports compact laser units.

A superior brightnessQ-switched oscillator and regenerative amplifier based on a twin-crystal Yb:KGW laser

For tungstates, the ytterbium doping focus can be extremely significant with no considerable quenching as the replaced ions have an incredibly equivalent ion radius, as well as the inter-ion length is pretty big.

High-electricity repetitively pulsed ytterbium lasers with supershort pulse width and immediate diode pumping for technological and biomedical applications

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