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JOURNALS // Optics and Spectroscopy // Archive

Optics and Spectroscopy, 2020 Volume 128, Issue 12, Pages 1874–1888 (Mi os229)

This article is cited in 7 papers

Physical optics

Radiation in the far zone of an elementary emitter located on the boundary of a plane layered structure

A. B. Petrin

Joint Institute for High Temperatures, Russian Academy of Sciences, Moscow

Abstract: A rigorous theory of determining radiation in the far zone of an elementary dipole that is located either on the boundary of a plane-layered structure or inside it is considered. The particular case of radiation from an elementary dipole located on a free boundary of one film is considered in detail, an efficient method for finding the radiation field in the far zone in the surrounding half-spaces is proposed. The directional patterns of point emitters (molecules, nanostructures) located on the free surface of a metal film in the Kretschmann scheme and having an induced dipole moment directed either parallelly or perpendicularly to the film surface are determined.

Keywords: nanofocusing, surface plasmons, optical sensors.

Received: 28.08.2020
Revised: 28.08.2020

DOI: 10.21883/OS.2020.12.50325.226-20


 English version:
Optics and Spectroscopy, 2021, 129:1, 56–71

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© Steklov Math. Inst. of RAS, 2026