Electromagnetic fields in a circular waveguide containing chiral nihility metamaterial

MA Baqir, AA Syed, Q Naqvi - Progress In Electromagnetics Research M, 2011 - jpier.org
Propagation of electromagnetic fields and power in a circular waveguide containing chiral
nihility metamaterial is studied. Space inside the waveguide is divided into two circular …

Perfect electromagnetic conductor and fractional dual interface placed in a chiral nihility medium

A Naqvi, S Ahmed, QA Naqvi - Journal of Electromagnetic Waves …, 2010 - Taylor & Francis
The reflection of plane wave from a perfect electromagnetic conductor (PEMC) and fractional
dual interface placed in a chiral nihility medium is determined. It is noted that for both the …

Scattering of electromagnetic plane wave by an impedance strip embedded in homogeneous isotropic chiral medium

M Afzaal, AA Syed, QA Naqvi, K Hongo - Optics Communications, 2015 - Elsevier
In this article, Kobayashi potential method has been used to investigate scattering from an
impedance strip embedded in a homogeneous isotropic chiral medium. The discontinuous …

Formal analysis of optical systems

S Khan-Afshar, U Siddique, MY Mahmoud… - … in Computer Science, 2014 - Springer
Optical systems are becoming increasingly important by resolving many bottlenecks in
today's communication, electronics, and biomedical systems. However, given the continuous …

Wave optics in silver and silver nihility structure

A Mahmood, A Illahi, B Zou - Optik, 2024 - Elsevier
This research article thoroughly explores the electromagnetic behavior in silver metal at
optical regime. Along the way, it uncovers some intriguing wave behaviors in terms of novel …

Formal stability analysis of optical resonators

U Siddique, V Aravantinos, S Tahar - … , NFM 2013, Moffett Field, CA, USA …, 2013 - Springer
An optical resonator usually consists of mirrors or lenses which are configured in such a way
that the beam of light is confined in a closed path. Resonators are fundamental components …

Fields in fractional dual DB waveguides containing chiral nihility metamaterials

S Gulistan, AA Syed, QA Naqvi - Journal of Electromagnetic Waves …, 2012 - Taylor & Francis
A fractional curl operator is used to derive fields for guided waves in a three-layered
fractional dual planar waveguide with DB boundary, ie the normal components of electric …

Formal analysis of fractional order systems in HOL

U Siddique, O Hasan - 2011 Formal Methods in Computer …, 2011 - ieeexplore.ieee.org
Fractional order systems, which involve integration and differentiation of non integer order,
are increasingly being used in the fields of control systems, robotics, signal processing and …

On the formalization of gamma function in HOL

U Siddique, O Hasan - Journal of automated reasoning, 2014 - Springer
The Gamma function is a special transcendental function that is widely used in probability
theory, fractional calculus and analytical number theory. This paper presents a higher-order …

Radiation characteristics of elementary sources located in unbounded chiral nihility metamaterial

SR Qamar, A Naqvi, AA Syed… - Journal of Electromagnetic …, 2011 - Taylor & Francis
Radiation characteristics of an electric dipole located in unbounded chiral nihility
metamaterial are studied. For this purpose, expressions for radiated electric and magnetic …