Directive giant upconversion by supercritical bound states in the continuum

Nature, Published online: 21 February 2024; doi:10.1038/s41586-023-06967-9An experimental design consisting of a photonic-crystal nanoslab covered with upconversion nanoparticles demonstrates the phenomenon of supercritical coupling, resulting in giant enhancement of upconversion by photonic bound states in the continuum.

  Nature & & science   Feb 25, 2024   0   45  Add to Reading List
Directive giant upconversion by supercritical bound states in the continuum

Nature, Published online: 21 February 2024; doi:10.1038/s41586-023-06967-9

An experimental design consisting of a photonic-crystal nanoslab covered with upconversion nanoparticles demonstrates the phenomenon of supercritical coupling, resulting in giant enhancement of upconversion by photonic bound states in the continuum.
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