Frequency selective surfaces (FSSs) have attracted extensive attention for suppressing
interference and improving channel quality and coverage by selectively transmitting or …

In this paper, a novel compact planar coronavirus antenna is proposed for wide band
applications. In the design of this antenna, the idea of the radiating part has been taken from …

This paper provides a broadband perfect absorber with tunable function in terahertz
frequency range based on vanadium dioxide metamaterial structure. The absorber regulates …

Polarization is a fundamental property of electromagnetic waves that plays a key role in
many physical phenomena and applications. Schemes to manipulate it are revisited with the …

This study presents, what we believe to be, a novel approach to enhance the spectrum of
extraordinary terahertz transmission utilizing surface plasmon polaritons (SPPs) mode …

Compact and low-loss waveguide devices are highly desired in the development of THz-
wave circuits. Nonradiative dielectric (NRD) waveguides having simple structures and very …

In this work, a transmission-type polarization-insensitive cross-polarization converter (CPC)
based on frequency selective surface (FSS) is proposed. In order to obtain highly efficient …

Broadband spatial spectral filters have consistently been in high demand due to their
diverse and extensive applications across numerous fields in the past decades. In this …

Although various terahertz (THz) functional devices based on artificial materials have been
widely proposed, their performance is still unsatisfactory due to the limitation of the involved …

Terahertz (THz) filters with high transmission coefficient (T) in the passband and frequency
selectivity are critical in numerous applications such as astronomical detection and next …