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Conferences > CLEO_SI > 2019 > SW4N > SW4N.4

Over 2W room temperature lasing on a large area photonic crystal quantum cascade laser

Zhixin Wang, Yong Liang, Bo Meng, Yanting Sun, Giriprasanth Omanakuttan, Emilio Gini, Mattias Beck, Ilia Sergachev, Sebastian Lourdudoss, Jérôme Faist, and Giacomo Scalari

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Abstract

We present a large-area (1.5 mm × 1.5 mm) photonic crystal quantum cascade laser, with over 2 W peak power at room temperature (289 K), and symmetrical, narrow (< 1°), single-lobed surface-emitting beam.

© 2019 The Author(s)

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