Highly unidirectional whispering gallery mode lasers

Autor: Nanfang Yu, Qi Jie Wang, Federico Capasso, Julia Unterhinninghofen, Masamichi Yamanishi, Christian Pflügl, Jan Wiersig, Hirofumi Kan, Changling Yan, Laurent Diehl, Tadataka Edamura
Rok vydání: 2011
Předmět:
Zdroj: CLEO:2011 - Laser Applications to Photonic Applications.
Popis: We report elliptical resonators with a wavelength-size notch at the boundary, which supports highly unidirectional emission from whispering gallery modes. Using quantum cascade lasers, a unidirectional in-plane beam divergence of 6 degrees has been demonstrated.
Databáze: OpenAIRE