太赫茲發生器/探測器

Terahertz Generators and Detectors

Terahertz generators and detectors are produced and optically prepared 
at the facilities of Rainbow Photonics in Switzerland.

Features

• Efficient THz generation using optical rectification of femtosecond pump pulses
• Efficient THz generation using nonlinear optical difference frequency generation
• Optimized for pump wavelengths of 1.2−1.6 μm; 0.7−0.8 μm
• Efficient electro-optic THz detector

Specifications

• Aperture: 2, 3, 4 or 5 mm; others upon request
• Damage threshold: 150 GW/cm² @150 fs pulse length
• Photon conversion efficiency: 2·10^-4/MW-peak-power

Spectral Bandwidth

Spectral amplitude measured with .

Further reading

Electro-Optic DAST Crystals

DAST: 4-N,N-dimethylamino-4’-N’-methyl-stilbazolium tosylate

 
Example of an as-grown DAST crystal and organic crystals polished, coated and mounted for optical applications. DAST and other high-quality organic crystals are produced and optically prepared in the facilities of Rainbow Photonics in Switzerland.

Features

• High quality crystals
• Cut and polished for various applications
• Large nonlinear optical susceptibilities (d₁₁ > 1000 pm/V)
• Large electro-optic coefficients (r₁₁ = 92 pm/V)
• Phase matching for THz-wave generation between 720 nm and 1650 nm

Applications

• Efficient THz generation and detection from 0.3 to >16 THz
• Fast electro-optic modulation
• Optical parametric generation
• Efficient frequency doubling of 1.55 μm radiation

Electro-Optic DSTMS Crystals

DSTMS: 4-N,N-dimethylamino-4’-N’-methyl-stilbazolium 2,4,6-trimethylbenzenesulfonate

 
Example of an as-grown DSTMS crystal and organic crystals polished, coated and mounted for optical applications. DSTMS and other high-quality organic crystals are produced and optically prepared in the facilities of Rainbow Photonics in Switzerland.

Features

• High quality crystals
• Cut and polished for various applications
• Large nonlinear optical susceptibilities
• Phase matching for THz generation between 720 nm and 1650 nm

Applications

• Efficient THz generation and detection from 0.3 to >16 THz
• Fast electro-optic modulation
• Optical parametric generation
• Efficient frequency doubling of 1.55 μm radiation

Electro-Optic OH1 Crystals

OH1: (2-(3-(4-Hydroxystyryl)-5,5-dimethylcyclohex-2-enylidene)malononitrile)

 
Example of an as-grown OH1 crystal and organic crystals polished, coated and mounted for optical applications. OH1 and other high-quality organic crystals are produced and optically prepared in the facilities of Rainbow Photonics in Switzerland.

Features

• High quality crystals
• Cut and polished for various applications
• Large nonlinear optical susceptibilities
• Phase matching for THz generation between 1200 nm and 1460 nm

Applications

• Efficient THz generation and detection from 0.1 to >10 THz
• Fast electro-optic modulation
• Optical parametric generation
• Efficient frequency doubling of 1.55 μm radiation