This article reviews some recent strategies for sensitivity optimization in planar microwave
sensors operating at a single frequency, namely, phase-variation sensors and magnitude …

This article presents a strategy for implementing highly sensitive planar microwave
permittivity sensors operating in transmission and based on the measurement of the phase …

In this manuscript, a microwave sensing system for extracting complex permittivity of binary
aqueous solutions based on a modified microstrip line with interdigital structure (IDS) etched …

Ice accretion on the surface of infrastructures can lead to significant challenges and hazards
highlighting the crucial role of reliable sensors to detect ice and address preventive …

The realization of specific target detection based on micro-robots has garnered broad
interest. It generally requires separate systems for actuation and sensing, and this paper …

This paper presents a capacitive sensor useful for measuring pressure in the range 0 Pa−
2460 Pa. The transduction mechanism is capacitance variation caused by changes in the …

A novel microwave sensor based on modified rat-race coupler for extracting complex
permittivity of binary aqueous solution is proposed in this article. The proposed microwave …

In this article, an ultrahigh-sensitivity microwave liquid sensor based on a 3-D comb-shaped
capacitive (CSC) structure is developed for detecting the relative permittivity of liquid …

A microwave sensor system based on feedback-type oscillator and modified coplanar
waveguide resonator for retrieving complex permittivity of liquid samples is proposed in this …

A highly sensitive permittivity sensor operating at microwaves is presented. The sensor is a
two-port structure consisting of a shunt connected sensing element (a quarter-wavelength …