NLO Crystals NLO Crystals CKDP (KHPO, DKDP (KD, PO, and ADP Silver Thiogallate(AgGaS,) and Silver Selenogallate date(o- LilO) (AgGaSe, ), Mercury T aB- Barium Borate(B- BaB,O, or BBO), Lithium Lithium Thioindate(LilnS, or LIS Triborate (LiB, Os or LBO), Cesium Lithium Borate - inc-Germanium Diphosphide(ZnGeP.), Gallium (CsLiB Oo or CLBO) Selenide (G aSe) Potassium Titanyl Phosphate (KTiOPO, or KTP), Bismuth Silicon Oxide(Big SiOgp or BSO)and Potassium Titanyl Arsenate (KTiOAsO, or KTA) Bismuth Germanium Oxide(BijgGeOgo or BGO Potassium Pentaborate (KBsO,4H,O or KB3). lIthium Niobate (LiNbO3 or LNB)and Lithium Dioxide(TeO, or Paratellurite), Lead Cantalate (LiTaO or L' Molybdate (PbMoO, or PM) lIthium Tetraborate (Li, B,.) Barium Nitrate Ba (NO3) Lithium lodate Applications of Lithium Iodate aLithium lodate(aLilO,) crystal is uniaxial non linear crystal with high ne fundamental laser emission in the range from 690 to optical coefficients and wide transpare 2000mm It is used for frequency doubling of the Optical parametric oscillation, obtaining the tuned medium power radiation in the ranges from 800 to 4000nm FRequency multiplication and mixing in transparency crystal range from 280 to 5500nm (a)lOa structure dgo mEasurement of parameters of ultra-short laser (b). structure pulses including of the single one visualization of IR radiation to obtain the objeet 89Q image by non-linear optical methods BBO(B-Barium Borate) BBO(B-Barium Borate)Structure mperature ph aBBarium Borate(B- BaB,O, or BBO)is an excellent optical nonlinear crystal. It exhibits broad phase matching range, high nonlinearity (about 6 otal 12(B, This structure result from times more than that of KH, PO), high optical the order stacking of (B,Od); damage threshold, good mechanical and group mperature stability. This trigonal uniaxial crystal possesses wide transparency range from te-bBaramu b rate High 190 nm up to 2500 nm Symmetry, no NLO effect.11 NLO Crystals KDP (KH2PO4 ), DKDP (KD2PO4 ) and ADP (NH4H2PO4 )，a-Lithium Iodate (a-LiIO3 ) b-Barium Borate (b-BaB2O4 or BBO)，Lithium Triborate (LiB3O5 or LBO)，Cesium Lithium Borate (CsLiB6O10 or CLBO) Potassium Titanyl Phosphate (KTiOPO4 or KTP)， Potassium Titanyl Arsenate (KTiOAsO4 or KTA) Potassium Pentaborate (KB5O8 ·4H2 O or KB5). Tellurium Dioxide (TeO2 or Paratellurite), Lead Molybdate (PbMoO4 or PM) Silver Thiogallate (AgGaS2 ) and Silver Selenogallate (AgGaSe2 ), Mercury Thiogallate （HgGa2S4）, Lithium Thioindate (LiInS2 or LIS) Zinc-Germanium Diphosphide (ZnGeP2 ), Gallium Selenide (GaSe) Bismuth Silicon Oxide (Bi12SiO20 or BSO) and Bismuth Germanium Oxide (Bi12GeO20 or BGO) Lithium Niobate (LiNbO3 or LNB) and Lithium Tantalate (LiTaO3 or LTA) Lithium Tetraborate (Li2B4O7 ) Barium Nitrate Ba (NO3 ) 2 NLO Crystals Lithium Iodate a-Lithium Iodate (a-LiIO3 ) crystal is an uniaxial non-linear crystal with high nonlinear optical coefficients and wide transparency range. It is used for frequency doubling of the low and medium power. (a)IO3 - structure (b)LiIO3 structure From second to forth harmonic generations of the fundamental laser emission in the range from 690 to 2000nm Optical parametric oscillation, obtaining the tuned radiation in the ranges from 800 to 4000nm Frequency multiplication and mixing in transparency crystal range from 280 to 5500nm Measurement of parameters of ultra -short laser pulses including of the single ones Visualization of IR radiation to obtain the object image by non-linear optical methods Applications of Lithium Iodate BBO (b-Barium Borate) ßb-Barium Borate (b-BaB2O4 or BBO) is an excellent optical nonlinear crystal. It exhibits broad phase matching range, high nonlinearity (about 6 times more than that of KH2PO4 ), high optical damage threshold, good mechanical and temperature stability. This trigonal uniaxial crystal possesses wide transparency range from 190 nm up to 2500 nm. BBO (b-Barium Borate) Structure b-Barium Borate (Low temperature phase) : a＝12.547Å，c＝12.736Å， Every cell have 6 [Ba3 (B3O6 )2 ] molecules, thus total 12 (B3O6 )3 - planer ring. This structure result from the order stacking of (B3O6 )3 - group． a-Barium Borate: (High temperature phase), transition temperature is 925±5°C. Center of Symmetry, no NLO effect