太赫兹晶体
太赫兹晶体 筱晓光子供应太赫兹晶体,具有品质高、非线性光学特性强、光电系数大的特点。该系列太赫兹晶体应用广泛,包括:太赫兹发生器、太赫兹探测器、快速光电调制、光参量发生器、1.55μm倍频。Physical PropertiesDAST CrystalMelting temperature256℃Refractive indices@720nmn1=2.519, n2=1.720, n3=1.635Nonlinear optical coefficientsd11(1318nm)=1010pm/Vd11(1542nm)=290pm/V, d26(1542nm)=39pm/VElectro optic coefficientsr11(720nm)=92pm/Vr11(1313nm)=53pm/Vr11(1535nm)=47pm/VDielectric constants@3KHzε1=5.2, ε2=4.1, ε3=3.0Phase matching for THz Generation1300-1600nmPhysical PropertiesOH1 Crystal Melting temperature212℃Refractive indices@1319nmn2=1.58, n3=2.15Nonlinear optical coefficients@1900nmd333=120±10pm/Vd223=13±2pm/Vd322=8.5±2pm/VElectro optic coefficientsr333(633nm)=109±4pm/Vr333(785nm)=75±7pm/Vr333(1064nm)=56±2pm/Vr333(1319nm)=52±7pm/VPhase matching for THz Generation1200-1460nmPhysical PropertiesDSTMS Crystal Melting temperature250℃Refractive indices@1550nmn1=2.07, n2=1.64Nonlinear Optical Coefficients@1900nmd111=214±20pm/Vd122=31±4pm/Vd212=35±4pm/VElectro optic coefficients@1900nmr111=37±3pm/VPhase matching for THz Generation1300-1700nm Photorefractive Crystal KNbO3Wavelength[nm]Recording Time(typical)[s]KNbO3:Fe488 1KNbO3:Mn51518603KNbO3:Fe reduced4880.015150.01KNbO3:Rh reduced8600.5 106450