Overview of optical biosensors for early cancer detection: fundamentals, applications and future perspectives

MY Azab, MFO Hameed, SSA Obayya - Biology, 2023 - mdpi.com
Simple Summary Due to the increase in cancer incidence worldwide, a necessity for early
cancer detection arises. Since the conventional detection and treatment techniques are …

Electromagnetic composites: From effective medium theories to metamaterials

F Qin, M Peng, D Estevez, C Brosseau - Journal of Applied Physics, 2022 - pubs.aip.org
Electromagnetic (EM) composites have stimulated tremendous fundamental and practical
interests owing to their flexible electromagnetic properties and extensive potential …

A Comprehensive Survey on Millimeter Wave Antennas at 30/60/120 GHz: Design, Challenges and Applications

C Singh, C Sharma, S Tripathi, M Sharma… - Wireless Personal …, 2023 - Springer
Abstract Millimeter wave bands (30–300 GHz) are attracting a lot of research attention
because they can possibly lead to data rates of nearly 10 Gbits/s, a lot of accessible …

Material advancement in technological development for the 5G wireless communications

H Hao, D Hui, D Lau - Nanotechnology Reviews, 2020 - degruyter.com
The rapidly increasing number of mobile devices, voluminous data, and higher data rate is
pushing the development of the fifth-generation (5G) wireless communications. The 5G …

Modified slotted patch antenna with metasurface as superstrate for dual-band applications

D Samantaray, SK Ghosh… - IEEE Antennas and …, 2022 - ieeexplore.ieee.org
This letter presents the design, circuit model analysis, and realization of a novel metasurface-
based low-profile slotted patch antenna for dual-band applications in the C and X-bands …

An innovative polarisation-insensitive perfect metamaterial absorber with an octagonal-shaped resonator for energy harvesting at visible spectra

MJ Hossain, MH Rahman, MRI Faruque - Nanomaterials, 2023 - mdpi.com
Perfect metamaterial absorber (PMA) is an attractive optical wavelength absorber with
potential solar energy and photovoltaic applications. Perfect metamaterials used as solar …

Compact and highly sensitive bended microwave liquid sensor based on a metamaterial complementary split-ring resonator

S Mosbah, C Zebiri, D Sayad, I Elfergani, ML Bouknia… - Applied Sciences, 2022 - mdpi.com
In this paper, we present the design of a compact and highly sensitive microwave sensor
based on a metamaterial complementary split-ring resonator (CSRR), for liquid …

Switchable THz guided mode enhancement in subwavelength thick PTFE-polyimide based metamaterial devices

SMRH Shawon, S Kapali, IBF Rahman, S Islam… - IEEE …, 2023 - ieeexplore.ieee.org
We report an efficient approach to enhance terahertz (THz)-guided modes for realizing
subwavelength thick metamaterial devices (MMD). Here, a combination of hollow and slitted …

Graphene based ultra-broadband terahertz metamaterial absorber with dual-band tunability

S Quader, MR Akram, F Xiao, W Zhu - Journal of Optics, 2020 - iopscience.iop.org
Broadband absorbers with multiple absorption bands, adjustable properties and simple
configurations in the terahertz region are quite scarce and hold competent aptitude. In this …

The use of a pair of 3D-printed near field superstructures to steer an antenna beam in elevation and azimuth

T Hayat, MU Afzal, F Ahmed, S Zhang, KP Esselle… - IEEE …, 2021 - ieeexplore.ieee.org
The paper presents a method to design beam-steering antennas using a pair of 3D printed
perforated dielectric structures (PDSs) placed in the near-field region of a base antenna …