The concept of metamaterials originates from the proposal of left-hand materials with
negative refractive index, followed by which, varieties of metamaterials with kinds of fantastic …

Metamaterials (MM) are artificially designed materials that possess unique properties due to
their geometrical design. They also display some peculiar properties, such as negative …

Manipulation of terahertz radiation opens new opportunities that underpin application areas
in communication, security, material sensing, and characterization. Metasurfaces employed …

A simple design of a broadband multifunctional polarization converter using an anisotropic
metasurface for X-band application is proposed. The proposed polarization converter …

In this research, a three-dimensional (3D) graphene intrinsically chiral metastructure in
terahertz (THz) region was proposed and analyzed. The unit cell consists of bi-layer cross …

Polarization control is shown to enhance functionalities of terahertz waves in various
applications. As a step toward introducing efficient practical devices operating in the …

Polarization control of electromagnetic waves has wide applications in the field of
communications, imaging, and remote sensing. Recent designs of periodic two-dimensional …

Circular polarizers that selectively transmit only one handedness of circular polarization are
useful for imaging and wireless communications. Conventional circular polarizers involve …

At present, most amino acid detection techniques have the shortcomings of laborious
equipment operation procedures, long detection periods, and low accuracy, which cannot …

In this article, we propose a chiral metamaterial absorber based on four rotated twisted
closed ring resonators operative in terahertz frequency range. The resonant features are …