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Communication Dans Un Congrès Année : 2012

Narrow linewidth tunable THz signal generation using a unitravelling carrier photodiode and a dual-mode laser

Alain Rolland
Goulc'Hen Loas
Marc Brunel
François Bondu
Marc Vallet
Mehdi Alouini

Résumé

A dual-frequency laser coupled to a unitravelling carrier photodiode is used to produce a highly coherent THz wave. THz signal is detected by a subharmonic mixer coupled to an electrical spectrum analyzer. All components involved in this experiment operate at room temperature and no active stabilization is used. The measured linewidth is better than 30 kHz and tunable from DC to 1 THz. The dynamic range is 35 dB at 0.683 THz.
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Dates et versions

hal-00803095 , version 1 (21-03-2013)

Identifiants

Citer

Guillaume Ducournau, Alain Rolland, Goulc'Hen Loas, Alexandre Beck, Fabio Pavanello, et al.. Narrow linewidth tunable THz signal generation using a unitravelling carrier photodiode and a dual-mode laser. 37th International Conference on Infrared, Millimeter and THz Waves, IRMMW-THz 2012, Sep 2012, Wollongong, Australia. pp.1-2, ⟨10.1109/IRMMW-THz.2012.6380162⟩. ⟨hal-00803095⟩
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