Analysis of graphene coated optical fiber for visible range refractive index sensing

R Saini, A Kumar, M Kumar, MK Khanna, A Kapoor… - Optics …, 2023 - Elsevier
In this work, graphene coated optical fiber structure has been exploited theoretically for
refractive index sensing within visible operating region. A high refractive index polymer layer …

Lossy mode resonance surface plasmon resonance sensor for malaria detection

B Singh, A Dixit, P Dua - Journal of Optics, 2024 - Springer
A lossy mode resonance (LMR) prism-based refractive index (RI) sensor theoretical model is
presented here. LMR sensor consists of a multilayer configuration of Cytop, perovskite …

High extinction ratio TE-Pass polarizer using the effect of superstrate layer in Ge-Clad optical waveguide

M Kumar, A Kumar, R Saini, G Bhatt… - Engineering Research …, 2024 - iopscience.iop.org
Attenuation characteristics of germanium (Ge) film clad planar optical waveguide are
theoretically studied at the spectral wavelength of 0.6328 μm. Thin films of Ge are found to …

Sub-micron embedded metasurface arrays for polarizer with improved efficiency more than 99%

H Pei, B Wang, Z Xiong, X Wang, J Li, H Zou… - Indian Journal of …, 2023 - Springer
In this paper, a sandwiched polarizer with three-layer dielectric structure under Littrow
mounting is proposed. Rigorous coupled-wave analysis is used to optimize the parameters …