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A novel THz source based on a two-color Nd:LSB microchip-laser and a LT-GaAsSb photomixer

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Abstract

A two-color Nd:LSB microchip-laser that simultaneously emits at 1061.3 nm and 1063.9 nm is used for photomixing. Since LT-GaAs which is typically utilized for photomixing cannot be excited efficiently with wavelengths exceeding 1 μm, LT-GaAsSb with a bandgap energy designed to match the laser emission is used here for the first time. With this system THz radiation at 0.7 THz is generated and detected with a bolometer.

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Correspondence to U. Willer.

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84.40Ba; 42.60By; 42.55 Xi; 42.62b

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Willer, U., Wilk, R., Schippers, W. et al. A novel THz source based on a two-color Nd:LSB microchip-laser and a LT-GaAsSb photomixer. Appl. Phys. B 87, 13–16 (2007). https://doi.org/10.1007/s00340-006-2492-7

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  • DOI: https://doi.org/10.1007/s00340-006-2492-7

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