Analytic solution to field distribution in one-dimensional inhomogeneous media

T Gric, M Cada - Optics Communications, 2014 - Elsevier
A new general expression of a solution to Maxwell׳ s equations derived recently has been
applied to a 1-D inhomogeneous medium. It is shown that it solves any inhomogeneous …

Dispersion characteristics of complex refractive-index planar slab optical waveguide by using finite element method

SK Raghuwanshi, S Kumar, A Kumar - Optik, 2014 - Elsevier
In this paper, finite element method (FEM) mode analyses of planar slab optical waveguide
having complicated refractive index profile are presented. We try to estimate the dispersion …

Modeling of single mode optical fiber having a complicated refractive index profile by using modified scalar finite element method

SK Raghuwanshi, BMA Rahman - Optical and quantum electronics, 2016 - Springer
A numerical method based on modified scalar finite element method (SC-FEM) is presented
and programmed on MATLAB platform for optical fiber modeling purpose. We have …

Propagation and Characterization of Novel Graded and Linearly Chirped Type's of Refractive Index Profile Symmetric Planar Slab Waveguide by Numerical Means

SK Raghuwanshi, BMA Rahman - Progress In Electromagnetics Research …, 2015 - jpier.org
We characterize the alpha power and chirped types of refractive index profile planar slab
waveguide in terms of TE/TM mode study, waveguide dispersion study, mode profile …

A finite model for electrodynamics by introducing a form factor fHD2 (ℓ2□)= 1+(-ℓ2□) 2 into the kinetic term of Maxwell theory

M Hashemi, SK Moayedi - Iranian Journal of Physics Research, 2023 - ijpr.iut.ac.ir
In this paper, a higher-derivative model for electrodynamics is presented in a D+ 1
dimensional Minkowski space-time by introducing a form factor into the kinetic term of …

یک مدل متناهی برای الکترودینامیک با معرفی یک عامل شکل به صورت fHD2 (ℓ2□)= 1+(-ℓ2□) 2 به درون جمله‌ی جنبشی نظریه‌ی ماکسول

هاشمی, مویدی, سید کامران - مجلۀ پژوهش فیزیک ایران, 2023‎ - ijpr.iut.ac.ir
در این مقاله، یک مدل با مشتقات مراتب بالا برای الکترودینامیک در یک فضا-زمان مینکوفسکی
1+ D بعدی از راه معرفی یک عامل شکل به درون جملۀ جنبشی نظریۀ ماکسول به صورت 1/4µ0 …

[PDF][PDF] Theoretical model for visible light saturable absorber nanolithography

T Sara, BA Reza - sharif.edu
In this paper a saturable absorber medium is employed as an optical limiter to reduce the
spot size in the range of several tens of nanometres. The characteristics of Gaussian beam …