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Article-Journal
Electromagnetic tunneling of obliquely incident waves through a single-negative slab paired with a double-positive uniaxial slab
We show that, under appropriate oblique-incidence and polarization conditions, the inherent opaqueness of a homogeneous, isotropic …
G. Castaldi
,
V. Galdi
,
A. Alù
,
N. Engheta
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DOI
Analytical study of spherical cloak/anti-cloak interactions
The intriguing concept of “anti-cloaking” has been recently introduced within the framework of transformation optics (TO), first as a …
G. Castaldi
,
I. Gallina
,
V. Galdi
,
A. Alù
,
N. Engheta
Cite
Project
DOI
Opto-acoustic behavior of coated fiber Bragg gratings
In this paper, we present the study of the acousto-optic behavior of underwater-acoustic sensors constituted by fiber Bragg gratings …
M. Moccia
,
M. Pisco
,
A. Cutolo
,
V. Galdi
,
P. Bevilacqua
,
A. Cusano
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DOI
Evidence of guided resonances in photonic quasicrystal slabs
We report on the experimental evidence of Fano-type guided resonances (GRs) in aperiodically-ordered photonic quasicrystal slabs. With …
A. Ricciardi
,
M. Pisco
,
A. Cutolo
,
A. Cusano
,
L. O' Faolain
,
T. F. Krauss
,
G. Castaldi
,
V. Galdi
Cite
Project
DOI
Electromagnetic tunneling through a single-negative slab paired with a double-positive bilayer
We show that resonant tunneling of electromagnetic fields can occur through a three-layer structure composed of a single-negative …
G. Castaldi
,
I. Gallina
,
V. Galdi
,
A. Alù
,
N. Engheta
Cite
DOI
Transformation-optics generalization of tunnelling effects in bi-layers made of paired pseudo-epsilon-negative/mu-negative media
Transformation media designed by standard transformation-optics (TO) approaches, based on real-valued coordinate mapping, cannot …
G. Castaldi
,
I. Gallina
,
V. Galdi
,
A. Alù
,
N. Engheta
Cite
Project
DOI
Experimental evidence of cut-wire-induced enhanced transmission of transverse-electric fields through sub-wavelength slits in a thin metallic screen
Recent numerical studies have demonstrated the possibility of achieving substantial enhancements in the transmission of …
E. Di Gennaro
,
I. Gallina
,
A. Andreone
,
G. Castaldi
,
V. Galdi
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DOI
Experimental evidence of guided-resonances in photonic crystals with aperiodically ordered supercells
We report on the first experimental evidence of guided resonances (GRs) in photonic crystal slabs based on aperiodically ordered …
A. Ricciardi
,
M. Pisco
,
I. Gallina
,
S. Campopiano
,
V. Galdi
,
L. O' Faolain
,
T. F. Krauss
,
A. Cusano
Cite
Project
DOI
Power scattering and absorption mediated by cloak/anti-cloak interactions: a transformation-optics route toward invisible sensors
The suggestive idea of “cloaking” an electromagnetic sensor, i.e., strongly reducing its visibility (scattering) while maintaining its …
G. Castaldi
,
I. Gallina
,
V. Galdi
,
A. Alù
,
N. Engheta
Cite
Project
DOI
Tuning efficiency and sensitivity of guided resonances in photonic crystals and quasi-crystals: a comparative study
In this paper, we present a comparative study of the tuning efficiency and sensitivity of guided resonances (GRs) in photonic crystal …
M. Pisco
,
A. Ricciardi
,
I. Gallina
,
G. Castaldi
,
S. Campopiano
,
A. Cutolo
,
A. Cusano
,
V. Galdi
Cite
Project
DOI
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