Trapping photons with optical black hole

Abstract An optical black-hole cavity based on transformation optics enables Q-factor enhancement and strong field confinement, by eliminating the intrinsic radiation loss of the conventional whispering-gallery modes, holding potential for applications in energy harvesting and optoelectronics.

Bibliographic Details
Main Authors: You-Ling Chen, Qi-Tao Cao, Yun-Feng Xiao
Format: Article
Language:English
Published: Nature Publishing Group 2023-03-01
Series:Light: Science & Applications
Online Access:https://doi.org/10.1038/s41377-023-01122-5
Description
Summary:Abstract An optical black-hole cavity based on transformation optics enables Q-factor enhancement and strong field confinement, by eliminating the intrinsic radiation loss of the conventional whispering-gallery modes, holding potential for applications in energy harvesting and optoelectronics.
ISSN:2047-7538