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Sub-molecular photoluminescence

Photoluminescence spectroscopy using atomic-scale light reveals an optical transition of a single molecule at sub-nanometre resolution.

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Fig. 1: Generation of atomic-scale light at an atomistic protrusion on a plasmonic tip.
Fig. 2: Tip-enhanced photoluminescence spectroscopy of a single zinc phthalocyanine molecule.


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Correspondence to Takashi Kumagai.

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The author declares no competing interests.

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Kumagai, T. Sub-molecular photoluminescence. Nat. Photonics 14, 653–655 (2020).

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