We demonstrate single-mode, surface-emitting photonic-crystal terahertz lasers, with well-behaved far-field emission patterns. In addition, we elucidate a general issue, i.e. the crucial role played by the boundary conditions for electrically injected, photonic-crystal lasers.
© 2009 The Optical Society
(050.0050) Diffraction and gratings : Diffraction and gratings
(140.0140) Lasers and laser optics : Lasers and laser optics
(050.5298) Diffraction and gratings : Photonic crystals
(140.5965) Lasers and laser optics : Semiconductor lasers, quantum cascade
Y. Chassagneux, R. Colombelli, W. Maineult, S. Barbieri, H. Beere, D. Ritchie, S. P. Khanna, A. G. Davies, and E. Linfield, "Surface-Emitting Photonic Crystal Terahertz Semiconductor Lasers," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper CThH6.
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