An Unbiased View of KYW Crystal
An Unbiased View of KYW Crystal
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We current a twin-crystal Yb:KGW laserthat iscapable to operate as a Q-switched oscillator with output energy up to 24 W and pulse length of 20 ns,or for a regenerative amplifier with output ability up to 21 W and pulse duration beneath two hundred fs right after compression of chirped pulses. Both of those lasers have excellent beam excellent with beam parameter M2
FIG. four. Autocorrelation operate of the pulse 共a兲and spectrum 共b兲of a laser with a rectangular active element for an output electrical power of seven hundred mW. The width of
Optical format of a laser with direct pumping Using the radiation of semiconductor injection lasers. LD can be an IPG Photonics laser diode with fiber output with the radiation, WP is actually a half-wave plate, CL is usually a collimating lens, FL is really a concentrating lens, AE is surely an Lively component created from an Yb:KYW crystal, DM is a spherical dichroic mirror, M1-M6 are definitely the cavity mirrors, OC is definitely the output mirror, and SAM is a semiconductor saturable-absorber mirror.
Before the development of Nd:YAG, Nd3+:CaWO4 was a very important unusual-earth-doped laser obtain medium. It was the truth is used in the main constantly working crystal laser.
PDF Yb:KGW and Yb:KYW crystals have broad emission bandwidths and therefore are utilised as lasing elements to deliver ultrashort (~ a hundred-two hundred fs) substantial power pulses. Immediate pump of Yb:KGW/KYW crystals with laser diodes running at 981 nm supports compact laser units.
Spatial construction in the beam as well as the corresponding intensity profiles I on the output on the laser.
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... Don't just the position read more of crystal inside the cavity but also the amplification axis of crystal affects the laser Procedure enormously, as the absorption and emission cross sections with the crystal are pretty distinct based on the orientation in the crystal.
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Yb:KYW crystal (Yb-doped potassium yttrium tungstate) as compared to its counterpart Yb:KGW, can be a impressive materials that performs an important part in laser technologies. Its primary operate would be to create ultrashort pulses of sunshine, spanning just some hundred femtoseconds.
Talk to RP Photonics for any suggestions relating to tungstate lasers, which include femtosecond lasers and higher-electric power lasers.