Two kinds of double Fano resonances induced by an asymmetric MIM waveguide structure

BH Zhang, LL Wang, HJ Li, X Zhai, SX Xia - Journal of Optics, 2016 - iopscience.iop.org
Asymmetric plasmonic waveguides with a shoulder-coupled rectangle cavity are proposed
and investigated numerically by using the finite-difference time-domain (FDTD) method. The …

Effect of symmetry breaking on plasmonic coupling in nanoring dimers

BD Dana, AN Koya, X Song, J Lin - Plasmonics, 2020 - Springer
Breaking the morphological and compositional symmetries of metallic nanoparticle (NP)
dimers provides a novel approach to modulate plasmon coupling between the NPs. In this …

Polarization selective electromagnetic-induced transparency in the disordered plasmonic quasicrystal structure

M Amin, AD Khan - The Journal of Physical Chemistry C, 2015 - ACS Publications
We report a resonant plasmonic quasicrystal structure that support multiple bands of
electromagnetically induced transparency (EIT) at visible frequencies. The quasicrystal …

Generation of multiple Fano resonances in plasmonic split nanoring dimer

AD Khan, SD Khan, RU Khan, N Ahmad, A Ali, A Khalil… - Plasmonics, 2014 - Springer
We present a computational study of the plasmonic response of a split nanoring dimer
resonator which supports multiple plasmonic Fano-like resonances that arises by the …

Polarization-sensitive perfect plasmonic absorber for thin-film solar cell application

AD Khan, J Iqbal, S ur Rehman - Applied Physics A, 2018 - Springer
A polarization-sensitive perfect plasmonic absorber composed of three functional layers is
designed and numerically investigated for harvesting of solar energy. The top layer is …

Excitation of multiple Fano-like resonances induced by higher order plasmon modes in three-layered bimetallic nanoshell dimer

AD Khan, SD Khan, RU Khan, N Ahmad - Plasmonics, 2014 - Springer
The presence of plasmonic Fano-like resonances in the optical response of isolated and
dimer metal-dielectric-metal nanostructures are investigated theoretically. The …

Tunable Fano resonances and electromagnetically induced transparency in all-dielectric holey block

N Muhammad, AD Khan - Plasmonics, 2015 - Springer
The optical properties of a simple planar silicon nanoblock with cylindrical hole operating at
terahertz (THz) frequencies are investigated. The proposed nanostructure exhibit low loss …

Multiple higher-order Fano resonances in plasmonic hollow cylindrical nanodimer

AD Khan, M Amin, A Ali, SD Khan, RU Khan - Applied Physics A, 2015 - Springer
The optical properties of a nanodimer composed of hollow nanocylinders that are located in
a close proximity to each other are investigated. The plasmon modes of the dimer resonator …

Multiple Fano resonances in bimetallic layered nanostructures

AD Khan - International Nano Letters, 2014 - Springer
Plasmonic Fano resonances arise in bimetallic layered nanostructures (metal–dielectric–
metal and dielectric–metal–dielectric–metal) are studied theoretically as the function of their …

Misalign-dependent double plasmon modes “switch” of gold triangular nanoplate dimers

C Zhang, J Zhu, J Li, J Zhao - Journal of Applied Physics, 2015 - pubs.aip.org
The optical properties of the edge-to-edge gold triangular nanoplate dimers have been
studied in theory by discrete dipole approximation method. Two clearly separated plasmon …