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Conferences > CLEO_SI > 2018 > SF3G > SF3G.7

Difference-Frequency Generation Terahertz Quantum Cascade Lasers with Surface Grating Outcouplers

Jae Hyun Kim, Seungyong Jung, Yifan Jiang, Kazuue Fujita, Masahiro Hitaka, Akio Ito, Tadataka Edamura, and Mikhail A. Belkin

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Abstract

We report terahertz quantum cascade laser sources based on intra-cavity difference-frequency generation processed into double-metal waveguides with surface-grating outcouplers. Over 112 μW of peak power output is produced at room temperature at 1.9 THz.

© 2018 The Author(s)

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