nanophotonics

synonym: nano-optics
https://doi.org/10.1351/goldbook.09540
Study of the interaction of light with particles or substances on a scale less than the wavelength of the light.
Source:
PAC, 2020, 92, 1861. (Terminology of polymers in advanced lithography (IUPAC Recommendations 2020)) on page 1881 [Terms] [Paper]