太赫兹晶体
价格:电议
地区:浙江省 杭州市
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秒动科技供应有机太赫兹晶体,包括:DAST、OH1、DSTMS。该系列THz太赫兹晶体具有如下特点:非线性光学系数大、光电系数大、光电响应快、晶体品质高、1.2-1.6μm泵浦波长优化、700-800nm泵浦波段可选,广泛应用于:光整流太赫兹发生器、非线性光学差频太赫兹发生器、太赫兹探测器。

THz Frequency Ranges for Generator Materials



Spectal Bandwidth(measured by Rainbow Photonics instruments)



THz Frequency Range for Different Pump Pulsewidth

  

Physical PropertiesDAST Crystal
DAST: 4-N,N-dimethylamino-4’-N’-methyl-stilbazolium tosylate
Phase matching for THz Generation720-1650nm
Efficient THz generation and detection0.3-16THz
Melting point256
Refractive indicesn1(720nm)=2.519
n2(720nm)=1.720
n3(720nm)=1.635
Nonlinear optical coefficientsd11(1318nm) = 1010pm/V
d11(1542nm)=290pm/V
d26(1542nm)=39pm/V
Electro optic coefficientsr11(720nm)=92pm/V
 r11(1313nm)=53pm/V
r11(1535nm)=47pm/V
Physical PropertiesOH1 Crystal
OH1: (2-(3-(4-Hydroxystyryl)-5,5-dimethylcyclohex-2-enylidene)malononitrile)
Phase matching for THz Generation1200-1460nm
Efficient THz generation and detection0.1-10THz
Melting point212
Refractive indicesn2(1319nm)=1.58
n3(1319nm)=2.15
Nonlinear optical coefficientsd333(1900nm)=120±10pm/V
d223(1900nm)=13±2pm/V
d322(1900nm)=8.5±2pm/V
Electro optic coefficientsr333(633nm)=109±4pm/V
r333(785nm)=75±7pm/V
r333(1064nm)=56±2pm/V
r333(1319nm)=52±7pm/V
Physical PropertiesDSTMS Crystal
DSTMS: 4-N,N-dimethylamino-4’-N’-methyl-stilbazolium 2,4,6-trimethylbenzenesulfonate
Phase matching for THz Generation720-1650nm
Efficient THz generation and detection0.3-16THz
Melting point250
Refractive indicesn1(1550nm)=2.07
n2(1550nm)=1.64
Nonlinear optical coefficientsd111(1900nm)=214±20pm/V
d122(1900nm)=31±4 pm/V
d212(1900nm)=35±4pm/V
Electro optic coefficientr111(1900nm)=37±3 pm/V


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