Microwave sensors based on electrically small planar resonant elements are reviewed in
this paper. By virtue of the high sensitivity of such resonators to the properties of their …

Radio-frequency identification (RFID) sensors are one of the fundamental components of the
internet of things that aims at connecting every physical object to the cloud for the exchange …

Limited sensitivity and sensing range are arguably the greatest challenges in microwave
sensor design. Recent attempts to improve these properties have relied on metamaterial …

In this paper, a microwave sensor based on the split ring resonator has been proposed to
detect the real part of the dielectric constant of the liquid sample. The proposed structure …

The current challenges faced by microwave planar sensors include their low sensitivity,
limited detection range, and difficulties in operating small devices. This study proposes a …

This paper presents a highly sensitive phase-variation sensor for dielectric constant
measurements based on a capacitively-loaded periodic slow-wave transmission line. Such …

A microfluidic sensor based on a microstrip line loaded with a composite resonator is
reported in this paper. The composite resonator combines a shunt connected step …

Unprotected surfaces where a coating has been removed due to erosive wear can
catastrophically fail from corrosion, mechanical im**ement, or chemical degradation …

Microwave sensors offer noncontact solutions for flow rate measurements, central to various
applications in pharmaceutics, chemical analysis, and biomedicine. The challenge …

Wireless electromagnetic detection of non-visible processes is a vital challenge when visual
signals are difficult to decipher or blocked, such is the case in pipelines, chemical reactions …