Invited Article: Direct phase mapping of broadband Laguerre-Gaussian metasurfaces

Autor: Alexander Faßbender, Jiří Babocký, Petr Dvořák, Vlastimil Křápek, Stefan Linden

Publikováno v: APL Photonics, Vol 3, Iss 11, Pp 110803-110803-7 (2018)

We report on the fabrication of metasurface phase plates consisting of gold nanoantenna arrays that generate Laguerre-Gaussian modes from a circularly polarized Gaussian input beam. The corresponding helical phase profiles with radial discontinuities

Externí odkaz: https://doaj.org/article/e956c0de94fb4006bbddadd83ba3f58b

Limits of Babinet’s principle for solid and hollow plasmonic antennas

Autor: A Paták, Vlastimil Křápek, Filip Ligmajer, Andrea Konečná, Tomáš Šikola, Tomáš Šamořil, O. Metelka, Martin Hrtoň, Zoltán Édes, Michal Horák, Michael Stöger-Pollach, Jiří Babocký

Publikováno v: Scientific Reports
Scientific Reports, Vol 9, Iss 1, Pp 1-11 (2019)
Scientific Reports. 2019, vol. 9, issue 1, p. 1-11.
Digital.CSIC. Repositorio Institucional del CSIC
instname

We present an experimental and theoretical study of Babinet’s principle of complementarity in plasmonics. We have used spatially-resolved electron energy loss spectroscopy and cathodoluminescence to investigate electromagnetic response of elementar

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cc7341634deddd91c9f3dd207a19ef78
https://doi.org/10.1038/s41598-019-40500-1

Independent engineering of individual plasmon modes in plasmonic dimers with conductive and capacitive coupling

Autor: Jiří Babocký, Vlastimil Křápek, Filip Ligmajer, Michal Horák, Martin Hrtoň, Michael Stöger-Pollach, Tomáš Šikola, Andrea Konečná

Publikováno v: Nanophotonics. 2020, vol. 9, issue 3, p. 623-632.
Nanophotonics, Vol 9, Iss 3, Pp 623-632 (2019)
Nanophotonics
Digital.CSIC. Repositorio Institucional del CSIC
instname

We revisit plasmon modes in nanoparticle dimers with conductive or insulating junction resulting in conductive or capacitive coupling. In our study, which combines electron energy loss spectroscopy, optical spectroscopy, and numerical simulations, we

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::866e03374f998d6c239bebaa44d8835a

Patterning large area plasmonic nanostructures on nonconductive substrates using variable pressure electron beam lithography

Autor: Jiří Babocký, Petr Dvořák, Filip Ligmajer, Jiří Fiala, Martin Hrtoň, Jan Bok, Tomáš Šikola

Publikováno v: Journal of Vacuum Science & Technology B, Nanotechnology and Microelectronics: Materials, Processing, Measurement, and Phenomena. 34:06K801

Variable pressure electron beam lithography (VP-EBL) is a unique technique offering alternative cost-effective approach for patterning on nonconductive substrates that are often required for many applications in the field of plasmonics. Here, the aut

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1e0a3d7b307472ed1d7642c83e7c8716
https://doi.org/10.1116/1.4966959