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Numerical study of an efficient light focusing nano-coupler based on C-shaped waveguides

Autor: O. Lamrous, Abderrahmane Belkhir, Zahia Kebci, Fadhila Chehami, Fadi Issam Baida

Publikováno v: Applied Physics B-Laser and Optics
Applied Physics B-Laser and Optics, Springer Verlag, 2021, 127

International audience; We present an FDTD simulation study of a new design of light focusing nano-coupler consisting of a tapered succession of C-shaped silver waveguides. Its operation is based on the use of the fundamental guided mode

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0a00f2778104b97233f5a7006a537193
https://doi.org/10.1007/s00340-021-07719-1

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Half-wave plate based on a birefringent metamaterial in the visible range

Autor: Abdelaziz Mezeghrane, Fadi Issam Baida, Thinhinane Zeghdoudi, Abderrahmane Belkhir, Zahia Kebci

Publikováno v: Optics Communications
Optics Communications, 2021, 487 (126804), pp.1-6

In the present paper, a half-wave plate (HWP) based on a birefringent metamaterial is numerically designed to operate in the visible range. The proposed structure consists of an array of double-pattern perpendicular rectangular aperture (RAA) engrave

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0ce749c893bd0b04889bf66aa29e075c
https://hal.archives-ouvertes.fr/hal-03360054/document

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Implementation of the FDTD method in cylindrical coordinates for dispersive materials: Modal study of C-shaped nano-waveguides

Autor: O. Lamrous, Fadi Issam Baida, Zahia Kebci, Abdelaziz Mezeghrane, Abderrahmane Belkhir

Publikováno v: Physica B : Condensed Matter
Physica B : Condensed Matter, 2018, 533, pp.33-39

International audience; The objective of this work is to develop a code based on the finite difference time domain method in cylindrical coordinates (CC-FDTD) that integrates the Drude Critical Points model (DCP) and to apply it in the study of a met

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fdf703083973b943edb5c75f4bfbffab
https://hal.archives-ouvertes.fr/hal-02370903

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SFM-FDTD analysis of triangular-lattice AAA structure: Parametric study of the TEM mode

Autor: M. Hamidi, Abderrahmane Belkhir, O. Lamrous, Abdoulaye Ndao, C. Chemrouk, Fadi Issam Baida, Zahia Kebci

Publikováno v: Optics Communications
Optics Communications, Elsevier, 2014, 318, pp.47-52. ⟨10.1016/j.optcom.2013.12.051⟩

International audience; This theoretical work reports a parametric study of enhanced transmission through annular aperture array (AAA) structure arranged in a triangular lattice. The effect of the incidence angle in addition to the inner and outer ra

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5c21a877990fbe50fbb6c95b86ec0c4f
https://hal.archives-ouvertes.fr/hal-00938313

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