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.
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|---|---|
| http://www.ncbi.nlm.nih.gov/pmc/articles/PMC10015079 | PMC |
| http://dx.doi.org/10.1038/s41377-023-01122-5 | DOI Listing |
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