In the last two decades, filters based on defected ground structure (DGS) have been
employed in various radio frequency systems, and there has been a significant growth in …

The goal of this work is to provide an overview about the current development of radio-
frequency microelectromechanical systems technology, with special attention towards those …

This paper proposes and validates a new principle in coplanar waveguide (CPW) bandstop
filter tuning by shortcutting defected ground plane (DGS) inductor shaped spirals to modify …

We present a metamaterial grating waveguide (MGW) for tunable optical attenuator and
modulator applications in the infrared (IR) wavelength range, which is composed of sixty …

In this work, an actively tunable terahertz metamaterial (TTM) is proposed to realize variable
optical attenuation and sensing applications. The unit cell of TTM is composed of H-shaped …

The design simulation and fabrication results of a bandpass filter based on micro-electro-
mechanical system (MEMS) switches are presented in this paper. The MEMS filter element …

In this paper, a reconfigurable dual-band bandpass filter, using memristive switches, is
proposed. The applied memristor is non-volatile and has low-power consumption, which …

A metamaterial (MM) structure composed of a graphene layer, a SiO2/Si substrate, and a
metal pattern layer, which is dynamically tunable is numerically proposed at terahertz (THz) …

On-chip metadevices have been developed in progress aiming to generate extraordinary
performance over conventional components in millimeter-wave (mmW) realms, and their full …

In this paper, an analytical method of resonant frequency, tuning range, the effective relative
dielectric constant, and characteristic impedance is proposed, which is for coplanar …