KYW Crystal No Further a Mystery
KYW Crystal No Further a Mystery
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time. Crystals in the compound melts congruently at 1007 oC, nevertheless soften crystallization of top quality crystal is difficult as a result of period changeover at ~920 oC. The very best seeded Answer system from
FIG. four. Autocorrelation operate of the heartbeat 共a兲and spectrum 共b兲of the laser with an oblong Lively element for an output ability of 700 mW. The width of
By substituting yttrium with ytterbium from the crystal lattice of Yb:KYW as a result of similar measurements of these chemical things around 100% of Yb-doping could be realized. This one of a kind attribute permits ytterbium to go ahead and take put of yttrium with virtually no disruption for the crystal’s lattice.
Before the development of Nd:YAG, Nd3+:CaWO4 was an important unusual-earth-doped laser achieve medium. It absolutely was in actual fact Utilized in the main continually working crystal laser.
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Spatial structure on the beam as well as corresponding depth profiles I for the output of your laser.
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... Not only the placement of crystal inside the cavity but in addition the amplification axis of crystal affects the laser Procedure considerably, because the absorption and emission cross sections of your crystal are fairly different in accordance with the orientation in the crystal.
When ytterbium-doped laser acquire media frequently show a small quantum defect, ytterbium-doped tungstates permit for specifically modest values. Such as, a 1030-nm Yb:YAG laser would Usually be pumped all-around 940 nm, whereas Yb:KGW or Yb:KYW might be most efficiently pumped all-around 981 nm.
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Check with RP Photonics for almost any tips relating to tungstate lasers, such as femtosecond lasers and higher-electrical power lasers.