Microwatt-level terahertz sources based on intra-cavity difference-frequency generation in mid-infrared quantum cascade lasers

Mikhail A. Belkin; Federico Capasso; Feng Xie; Alexey Belyanin; Milan Fischer; Andreas Wittmann; Jérôme Faist

Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
OSA Technical Digest (CD) (Optica Publishing Group, 2008),
paper CMFF6

Microwatt-level terahertz sources based on intra-cavity difference-frequency generation in mid-infrared quantum cascade lasers

Mikhail A. Belkin, Federico Capasso, Feng Xie, Alexey Belyanin, Milan Fischer, Andreas Wittmann, and Jérôme Faist

Conference on Lasers and Electro-Optics 2008

San Jose, California United States
4–9 May 2008
ISBN: 978-1-55752-859-9

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THz QCL II (CMFF)

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M. A. Belkin, F. Capasso, F. Xie, A. Belyanin, M. Fischer, A. Wittmann, and J. Faist, "Microwatt-level terahertz sources based on intra-cavity difference-frequency generation in mid-infrared quantum cascade lasers," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest (CD) (Optica Publishing Group, 2008), paper CMFF6.

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Abstract

We report 5THz quantum cascade laser sources based on intra-cavity difference-frequency generation in dual-wavelength mid-infrared quantum cascade lasers. Our devices produce microwatt-level terahertz output at 80K and approximately 200nW output at 250K.

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