WemanufactureLiNbO3crystallensprofessionally.BasicPropertiesofopticalLiNbO3crystallensasfollow:CrystalStructure:Trigonal,pointgroup3mLatticeParameters:a=b=5.148,c=13.863Density:4.64g/cm3MeltingPoint:1250degreesCuriePoint:1142+/-degreesMohsHardness:55DielectricC***tant:e11/e0=85;e33/e0=29.5ThermalConductivity:38W/megreesat25egreesThermalExpansionCoefficient:a1=a2=2x10-6egrees,a3=2.2x10-6/degreesat25degreesPiezoelectricStrainC***tant:d22=2.04x10-11C/N,d33=19.22x10-11C/NElasticStiffnessC***tant:CE11=2.04x1011N/m2,CE33=2.46x1011N/m2)