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Conferences > CLEO_SI > 2011 > CThE > CThE1

A Terahertz Quantum-Cascade Laser with an Active Leaky-Wave Metamaterial Antenna

Amir A. Tavallaee, Matthew Puckett, Benjamin S. Williams, Philip W. C. Hon, Tatsuo Itoh, and Qi-Sheng Chen

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Abstract

A one-dimensional metamaterial waveguide for terahertz quantum-cascade lasers is presented that tailors laser radiation to a low-divergence beam with frequency-dependent direction. The demonstrated prototype exhibits narrow (FWHM ∼ 15°) surface emission (40° from broadside) at 2.74 THz.

© 2011 Optical Society of America

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