Review of broadband metamaterial absorbers: from principles, design strategies, and tunable properties to functional applications

BX Wang, C Xu, G Duan, W Xu… - Advanced Functional …, 2023 - Wiley Online Library
Metamaterial absorbers have been widely studied and continuously concerned owing to
their excellent resonance features of ultra‐thin thickness, light‐weight, and high absorbance …

Dual-band electro-optic modulator based on tunable broadband metamaterial absorber

T Bhowmik, BK Bhowmik, PK Pandey, G Kumar… - Optics & Laser …, 2023 - Elsevier
Tunable metamaterials unfolded new scopes for active control of light absorption by
engineering meta-atoms. In this study, for the first time, we propose a broadband electrically …

Electrically tunable metasurface for dual-band spatial light modulation using the epsilon-near-zero effect

T Bhowmik, D Sikdar - Optics Letters, 2022 - opg.optica.org
Electro-tunable metasurfaces have attracted much attention for the active control of incident
light at the nanoscale by engineering sub-wavelength meta-atoms. In this Letter, for the first …

Structures, principles, and properties of metamaterial perfect absorbers

C Zhao, H Wang, Y Bu, H Zou, X Wang - Physical Chemistry Chemical …, 2023 - pubs.rsc.org
Metamaterials are a kind of artificial material with special properties, showing huge potential
for applications in fields such as infrared measurement, solar cells, optical sensors, and …

Grating-assisted polarization-insensitive dual-mode spatial light modulator design using epsilon-near-zero material

T Bhowmik, AK Chowdhary… - IEEE Journal of Quantum …, 2022 - ieeexplore.ieee.org
Electro-tunable metamaterials opened new doors to realize spatial light modulation at
nanoscale by engineering meta-atoms at sub-wavelength scale. In this study, we propose a …

Energy-saving all-weather window based on selective filtering of solar spectral radiation

AK Chowdhary, T Bhowmik, J Gupta, D Sikdar - Applied Optics, 2021 - opg.optica.org
Passive all-weather windows, capable of selectively transmitting visible and infrared solar
radiation, could help in bringing down fossil-fuel energy consumption globally by reducing …

Enhancing signal-to-noise ratio of clinical 1.5 T MRI using metasurface-inspired flexible wraps

J Gupta, P Das, R Bhattacharjee, D Sikdar - Applied Physics A, 2023 - Springer
Magnetic resonance imaging (MRI) is one of the prominent diagnostic tools which uses non-
invasive modalities for clinical imaging of human body parts. Signal-to-noise ratio (SNR), the …

Phase sensitive VO2-metal switchable plasmonic metasurface for thermal controlling of broad band near-infrared absorption

U Solanki, P Mandal - Optical and Quantum Electronics, 2022 - Springer
An absorptive switchable plasmonic metasurface is proposed and numerically investigated
using FDTD computation to achieve thermally controllable optical absorption in the broad …

Selective thermal emitters for high-performance all-day radiative cooling

AK Chowdhary, VA Reddy… - Journal of Physics D …, 2021 - iopscience.iop.org
Passive radiative coolers (PRCs), which pump excess heat to cold exterior space via
thermal radiation, have emerged as a promising energy-free technology in cooling …

[HTML][HTML] Resonating sub-wavelength metallic wires based pads for boosting signal-to-noise ratio of birdcage head coils at 1.5 T MRI

J Gupta, P Das, R Bhattacharjee, D Sikdar - Results in Physics, 2023 - Elsevier
Magnetic resonance imaging (MRI) is an increasingly popular non-invasive diagnostic
imaging tool in modern healthcare. The signal-to-noise ratio (SNR) of MRI can be improved …