Getting My KYW Crystal To Work
Getting My KYW Crystal To Work
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In sensible phrases, the Yb:KYW crystal has located its specialized niche in high-electricity laser apps due to its ability to produce higher Vitality ultrashort laser pulses although preserving a compact measurement. The interplay of its features �?seamless ytterbium substitution, strong absorption characteristics, ultrashort pulse technology and performance in Strength conversion �?positions the Yb:KYW crystal like a cornerstone within the laser technological innovation, covering assorted fields ranging from scientific research to industrial apps.
This distinctive characteristic of ultrafast pulses allows nonlinear optical interaction with tissue at minimal General publicity, and drives apps for example deep-tissue multiphoton microscopy and large-precision eye surgical treatment
Femtosecond laser based on Yb:KYW crystals with suppression of spectral narrowing in a very regenerative amplifier by spectral profiling of the pulse
The absorption and emission spectra of Yb:KYW Crystals Display screen sturdy peaks at 980 nm and 1030 nm, respectively, making sure efficient Strength conversion and significant efficiency in laser programs.
This paper describes a femtosecond laser regenerative amplifier based on two Yb:KYW crystals with immediate longitudinal pumping by impressive linear arrays of semiconductor injection lasers acquiring fiber output. To forestall spectral narrowing for the duration of amplification plus the corresponding lengthening of your amplified pulse when it is actually compressed, a mix of two Yb:KYW crystals had been used, While using the spectral maxima from the amplification shifted relative to one another and with spectral profiling on the amplified radiation.
Prior to the event of Nd:YAG, Nd3+:CaWO4 was a very important unusual-earth-doped laser gain medium. It absolutely was in reality used in the primary continuously running crystal laser.
FIG. one. Optical layout of the laser with direct pumping While using the radiation of semiconductor injection lasers. LD is really an IPG Photonics laser diode with fiber output
Tungstates have a tendency to acquire high Raman coefficients (�?Raman scattering). As a result, they could crank out sizeable Raman attain at average optical intensities. It can be done to utilize the laser crystal by itself being a Raman converter.
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By substituting yttrium with ytterbium within the crystal lattice of Yb:KYW because of the comparable sizes of such chemical aspects around 100% of Yb-doping could be obtained.
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