Abstract
We propose a mechanism enabling amplification of the surface tunneling modes propagating over the semiconductor cylinder surface pumped by a direct current. Amplification of a whispering-gallery mode with a net gain as high as ${{1}}{{{0}}^3}\;{\rm{c}}{{\rm{m}}^{- 1}}$ is demonstrated.
© 2020 Optical Society of America
Full Article | PDF ArticleMore Like This
L. S. Aslanyan and H. H. Hovakimyan
J. Opt. Soc. Am. B 37(3) 847-851 (2020)
Zhenzhao Guo and Jinbiao Xiao
J. Opt. Soc. Am. B 37(12) 3604-3613 (2020)
Najmeh Etehadi Abari and Mohammad Hossein Naderi
J. Opt. Soc. Am. B 37(7) 2146-2156 (2020)