Title :
3 W near-diffraction-limited power from high-index-contrast photonic-crystal quantum cascade lasers
Author :
Kirch, J.D. ; Chang, Chung-Ching ; Boyle, C. ; Mawst, L.J. ; Lindberg, D. ; Earles, T. ; Botez, D.
Author_Institution :
ECE Dept., Univ. of Wisconsin-Madison, Madison, WI, USA
Abstract :
Phase locking, via resonant leaky-wave coupling, of five 8.36 μm-emitting quantum cascade lasers has provided in-phase-mode operation to 3 W with 1.5 × diffraction limit lobe-width and 2.45 W emitted in the main far-field lobe.
Keywords :
laser beams; laser mode locking; photonic crystals; quantum cascade lasers; diffraction limit lobe-width; high-index-contrast photonic-crystal quantum cascade lasers; in-phase-mode operation; main far-field lobe; near-diffraction-limited power; phase locking; power 2.45 W; power 3 W; resonant leaky-wave coupling; wavelength 8.36 mum; Arrays; Couplings; Etching; Indexes; Indium gallium arsenide; Photonics; Quantum cascade lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
