Review of recent microwave planar resonator-based sensors: Techniques of complex permittivity extraction, applications, open challenges and future research …

RA Alahnomi, Z Zakaria, ZM Yussof, AA Althuwayb… - Sensors, 2021 - mdpi.com
Recent developments in the field of microwave planar sensors have led to a renewed
interest in industrial, chemical, biological and medical applications that are capable of …

Review of advances in microwave and millimetre-wave NDT&E: Principles and applications

K Brinker, M Dvorsky… - … Transactions of the …, 2020 - royalsocietypublishing.org
Microwave and millimetre-wave non-destructive testing and evaluation (NDT&E) has a long
history dating back to the late 1950s (Bahr 1982 Microwave non-destructive testing methods; …

Microstrip sensor and methodology for the determination of complex anisotropic permittivity using perturbation techniques

HN Morales-Lovera, JL Olvera-Cervantes… - Scientific Reports, 2022 - nature.com
In this work, a sensor in microstrip technology and a methodology for measuring the real part
and the imaginary part of the complex uniaxial permittivity of solid anisotropic samples are …

Miniature patch and slot microstrip arrays for IoT and ISM band applications

KN Olan-Nuñez, RS Murphy-Arteaga… - IEEE …, 2020 - ieeexplore.ieee.org
In this paper we present the design and fabrication of a two-antenna array to resonate at 5.8
GHz, a frequency that satisfies a host of applications, especially those associated with the …

Dielectric characterization of anisotropic 3D-printed biodegradable substrates based on polylactic acid [application notes]

HN Morales-Lovera… - IEEE Microwave …, 2021 - ieeexplore.ieee.org
3D-printed dielectric substrates are manufactured using additive manufacturing (AM)
technology. With CAD/CAM, rapid, accurate, and automatic manufacturing of objects with …

Dual-band uniaxial dielectric anisotropy sensor using coupled-line resonators

SA Andevari, JL Olvera-Cervantes… - IEEE …, 2023 - ieeexplore.ieee.org
In this paper, a new dual-band sensor to measure uniaxial anisotropy at two frequency
bands is proposed. This sensor is composed of two dual-mode resonators separated by a T …

Inclination sensor with a wide angle measurement range using half-wavelength microstrip resonator

SA Andevari, JL Olvera-Cervantes… - IEEE Access, 2023 - ieeexplore.ieee.org
In this article, a new inclinometer concept based on an angular half-wavelength microstrip
resonator is presented. The inclinometer has a wide dynamic range of 84°(B142°) which can …

A high sensitivity planar electric–magnetic isolated sensor for full characterization of magneto-dielectric materials

C Wang, X Liu, D Zhang, R Zhang, X Yang, Y Wang - Measurement, 2024 - Elsevier
Magneto-dielectric (MD) materials have received much attention due to their applications in
design of high-performance antenna and microwave components. Usually, their permittivity …

Multi-band microwave sensor based on Hilbert's fractal for dielectric solid material characterization

CPN Silva, JAI Araujo, MS Coutinho… - Journal of …, 2021 - Taylor & Francis
A planar sensor designed using the fourth Hilbert fractal curve iteration for solid material
characterization at multiple frequencies is reported in this paper. The fractal curve is self …

Measurement of anisotropic material by using orthomode transducer for high efficiency

J Zhang, H Chen, H Chen, H Zhou… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this article, a novel method measuring anisotropic dielectric permittivity is proposed,
based on the dual-mode system consisting of orthomode transducers (OMTs), square …