High spatiotemporal resolved imaging of ultrafast control of nondiffracting surface plasmon polaritons

Abstract: Nondiffracting Bessel surface plasmon polariton (SPP) beams, which have unique self-healing, non-divergence, and linear transmission properties, have charming applications in plasmonic devices and on-chip interconnection circuits. Here we first realize, to the best of our knowledge, the ultrafast control and imaging of the Bessel SPP pulse on the nano-femto scale in the experiment. We demonstrate ultrafast control of Bessel SPP pulse switching by controlling the instantaneous polarization state of the excitation light. Moreover, this variation process is directly mapped on the nano-femto scale by time-resolved two-color photoemission electron microscopy. The results are well reproduced by the finite-difference time-domain (FDTD) method. The current study of ultrafast control and spatiotemporally imaging the switching process establishes an experimental paradigm for revealing the complex mechanisms in ultrafast control of nondiffracting SPP and are useful for developing high-speed, highly-integrated nanophotonic devices, and on-chip circuits.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
High spatiotemporal resolved imaging of ultrafast control of nondiffracting surface plasmon polaritons ; volume:12 ; number:12 ; year:2023 ; pages:2121-2131 ; extent:11
Nanophotonics ; 12, Heft 12 (2023), 2121-2131 (gesamt 11)

Creator
Hu, Hanmin
Ji, Boyu
Wang, Lun
Lang, Peng
Xu, Yang
Zhao, Zhenlong
Song, Xiaowei
Lin, Jingquan

DOI
10.1515/nanoph-2023-0074
URN
urn:nbn:de:101:1-2023061414311742595652
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
14.08.2025, 10:44 AM CEST

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Associated

  • Hu, Hanmin
  • Ji, Boyu
  • Wang, Lun
  • Lang, Peng
  • Xu, Yang
  • Zhao, Zhenlong
  • Song, Xiaowei
  • Lin, Jingquan

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