Foundations of plasmonics

Y Wang, EW Plummer, K Kempa - Advances in Physics, 2011 - Taylor & Francis
Plasma physics is a very mature field, studied extensively for well over a century. The cross-
disciplinary field of plasmonics (electromagnetics of metallic nanostructures), on the other …

Terahertz antenna technology for imaging applications: A technical review

I Malhotra, KR Jha, G Singh - International Journal of Microwave and …, 2018 - cambridge.org
The terahertz (THz) regime of the electromagnetic spectrum is rich with the emerging
possibilities in imaging applications with unique characteristics to screening for weapons …

Observing metamaterial induced transparency in individual Fano resonators with broken symmetry

R Singh, IAI Al-Naib, Y Yang, D Roy Chowdhury… - Applied Physics …, 2011 - pubs.aip.org
Metamaterial induced transparency is demonstrated using individual split ring resonators
with two gaps on opposite side. For the symmetric structure, only a low quality dipolar …

Terahertz electro-optical multi-functional modulator and its coupling mechanisms based on upper-layer double graphene ribbons and lower-layer a graphene strip

Z Liu, E Gao, X Zhang, H Li, H Xu, Z Zhang… - New Journal of …, 2020 - iopscience.iop.org
A terahertz multifunction modulator composed of upper-layer double graphene ribbons and
lower-layer a graphene strip, which can generate a Fano resonance produced by hybrid …

Plasmon induced transparency in a surface plasmon polariton waveguide with a comb line slot and rectangle cavity

Z Zhang, L Zhang, H Li, H Chen - Applied Physics Letters, 2014 - pubs.aip.org
The phenomenon of electromagnetically induced transparency (EIT) is demonstrated in a
surface plasmon polariton waveguide at infrared frequencies. The comb line slot and …

Strong influence of packing density in terahertz metamaterials

R Singh, C Rockstuhl, W Zhang - Applied Physics Letters, 2010 - pubs.aip.org
We investigate the response of a terahertz metamaterial depending on the unit cell density.
The fundamental inductive capacitive (LC) resonance has its highest quality (Q) factor for a …

Manipulating polarization states of terahertz radiation using metamaterials

L Cong, W Cao, Z Tian, J Gu, J Han… - New Journal of …, 2012 - iopscience.iop.org
We present a double-ring-chain metamaterial that enables efficient polarization conversion
of terahertz waves. The experimental results and numerical simulations reveal that the linear …

Time-domain analysis of graphene-based miniaturized antennas for ultra-short-range impulse radio communications

S Abadal, I Llatser, A Mestres, H Lee… - IEEE Transactions …, 2015 - ieeexplore.ieee.org
Graphene is enabling a plethora of applications in a wide range of fields due to its unique
electrical, mechanical, and optical properties. Among them, graphene-based plasmonic …

Photoconductive THz antenna designs with high radiation efficiency, high directivity, and high aperture efficiency

N Zhu, RW Ziolkowski - IEEE Transactions on terahertz science …, 2013 - ieeexplore.ieee.org
Several linear polarized photoconductive terahertz antennas are reported and compared. A
bowtie-shaped antenna, which is a variation on the standard photoconductive dipole …

Plasmon-induced transparency in twisted Fano terahertz metamaterials

Y Ma, Z Li, Y Yang, R Huang, R Singh… - Optical Materials …, 2011 - opg.optica.org
We investigate the effect of tweaking the quality (Q) factor of split ring resonators in a
coupled state, giving rise to plasmonic induced transparency (PIT) which has two distinct …