Miniaturizing plasmonic arrays using extreme dispersion

Tutkimustuotos: KonferenssiartikkeliTieteellinenvertaisarvioitu

Abstrakti

Nanoplasmonics allows to enhance Purcell factor due to small mode volumes. Recently, use of diffractive modes, hybridized with plasmonic excitations, has enabled to increase the resonance Q-factors, promising to enhance occurring light-matter interactions. These hybrid modes, known as surface lattice resonances, require nanoparticle array sizes ranging from hundreds of micrometers to millimeters, making them unfeasible for several nanoscale photonic applications. Here, we propose to utilize extreme dispersion to dramatically miniaturize the required array sizes. The group index of the surrounding medium is shown to be directly linked to the array size, allowing up to two-orders-of-magnitude decrease in used dimensions. The increase in dispersion is achieved by utilizing Bragg-reflector waveguides. The work paves way for more efficient and smaller nanoplasmonic devices.

AlkuperäiskieliEnglanti
OtsikkoConference proceedings - 2024 24th International Conference on Transparent Optical Networks, ICTON 2024
ToimittajatFrancesco Prudenzano, Marian Marciniak
KustantajaIEEE
ISBN (elektroninen)9798350377309
DOI - pysyväislinkit
TilaJulkaistu - 2024
OKM-julkaisutyyppiA4 Artikkeli konferenssijulkaisussa
TapahtumaInternational Conference on Transparent Optical Networks - Bari, Italia
Kesto: 14 heinäk. 202418 heinäk. 2024
Konferenssinumero: 24
https://icton2024.fbk.eu/home

Julkaisusarja

NimiConference proceedings : International Conference on Transparent Optical Networks
ISSN (painettu)2161-2056
ISSN (elektroninen)2161-2064

Conference

ConferenceInternational Conference on Transparent Optical Networks
LyhennettäICTON
Maa/AlueItalia
KaupunkiBari
Ajanjakso14/07/2418/07/24
www-osoite

Julkaisufoorumi-taso

  • Jufo-taso 1

!!ASJC Scopus subject areas

  • Computer Networks and Communications
  • Electrical and Electronic Engineering
  • Electronic, Optical and Magnetic Materials

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