The KYW Crystal Diaries
The KYW Crystal Diaries
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In useful terms, the Yb:KYW crystal has observed its area of interest in substantial-energy laser purposes due to its capacity to create higher Electrical power ultrashort laser pulses when keeping a compact dimension. The interaction of its functions �?seamless ytterbium substitution, powerful absorption traits, ultrashort pulse generation and effectiveness in Electrical power conversion �?positions the Yb:KYW crystal as being a cornerstone from the laser technology, masking various fields starting from scientific analysis to industrial purposes.
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The Yb:KYW crystal’s proficiency in light-weight absorption at about 981 nm can make the crystal compatible for diode pumping. It is more Improved by its impressive efficiency in this method, coupled with its low quantum defect.
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Ultrafast lasers, with pulse widths of a few picoseconds (10−twelve s) or a lot less, enable time resolution required in laser-enthusiastic fluorescence life time spectroscopy and imaging techniques.Furthermore, they provide large pulse peak powers at high repetition fees and moderate normal output powers.
Before the development of Nd:YAG, Nd3+:CaWO4 was a very important uncommon-earth-doped laser obtain medium. It was in fact used in the main continually running crystal laser.
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Tungstates are inclined to acquire superior Raman coefficients (�?Raman scattering). Therefore, they're able to create important Raman get at reasonable optical intensities. It is achievable to make use of the laser crystal by itself being a Raman converter.
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By substituting yttrium with ytterbium inside the crystal lattice of Yb:KYW a result of the equivalent sizes of these chemical features nearly one hundred% of Yb-doping may be attained.
The thermal conductivity of frequent double tungstates is from the order to three–4 W/(K m) �?which is not lousy when compared with other laser crystals (Though a number of times a lot less than for YAG), and reasonably big as opposed Along with the thermal conductivity of standard Eyeglasses.
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Yb:KYW crystal (Yb-doped potassium yttrium tungstate) compared to its counterpart Yb:KGW, is a exceptional content that plays an important role in laser technology. Its Most important purpose is usually to produce ultrashort pulses of sunshine, spanning just a couple hundred femtoseconds.
Check with RP Photonics for just about any advice relating to tungstate lasers, such as femtosecond lasers and superior-electricity lasers.