杭州秒动科技有限公司
- 联系人 :
- 地址 : 中国浙江省杭州市西湖区三墩镇龙申综合发展中心2幢1518室
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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
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Physical Properties
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DAST Crystal
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DAST: 4-N,N-dimethylamino-4’-N’-methyl-stilbazolium tosylate
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Phase matching for THz Generation
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720-1650nm
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Efficient THz generation and detection
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0.3-16THz
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Melting point
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256℃
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Refractive indices
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n1(720nm)=2.519
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n2(720nm)=1.720
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n3(720nm)=1.635
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Nonlinear optical coefficients
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d11(1318nm) = 1010pm/V
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d11(1542nm)=290pm/V
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d26(1542nm)=39pm/V
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Electro optic coefficients
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r11(720nm)=92pm/V
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r11(1313nm)=53pm/V
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r11(1535nm)=47pm/V
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Physical Properties
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OH1 Crystal
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OH1: (2-(3-(4-Hydroxystyryl)-5,5-dimethylcyclohex-2-enylidene)malononitrile)
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Phase matching for THz Generation
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1200-1460nm
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Efficient THz generation and detection
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0.1-10THz
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Melting point
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212℃
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Refractive indices
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n2(1319nm)=1.58
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n3(1319nm)=2.15
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Nonlinear optical coefficients
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d333(1900nm)=120±10pm/V
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d223(1900nm)=13±2pm/V
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d322(1900nm)=8.5±2pm/V
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Electro optic coefficients
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r333(633nm)=109±4pm/V
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r333(785nm)=75±7pm/V
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r333(1064nm)=56±2pm/V
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r333(1319nm)=52±7pm/V
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Physical Properties
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DSTMS Crystal
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DSTMS: 4-N,N-dimethylamino-4’-N’-methyl-stilbazolium 2,4,6-trimethylbenzenesulfonate
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Phase matching for THz Generation
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720-1650nm
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Efficient THz generation and detection
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0.3-16THz
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Melting point
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250℃
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Refractive indices
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n1(1550nm)=2.07
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n2(1550nm)=1.64
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Nonlinear optical coefficients
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d111(1900nm)=214±20pm/V
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d122(1900nm)=31±4 pm/V
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d212(1900nm)=35±4pm/V
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Electro optic coefficient
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r111(1900nm)=37±3 pm/V
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