Spoof localized surface plasmons for sensing applications

X Zhang, WY Cui, Y Lei, X Zheng… - Advanced materials …, 2021 - Wiley Online Library
Localized surface plasmons (LSPs) are localized oscillations of free electrons in metal
nanoparticles at optical frequencies. Confined mode profiles and near‐field enhancements …

Ultrahigh-sensitivity microwave sensor for microfluidic complex permittivity measurement

A Ebrahimi, J Scott, K Ghorbani - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
The conventional resonant-type microwave microfluidic sensors made of planar resonators
suffer from limited sensitivities. This is due to the existence of several distributed capacitors …

Microfluidics-based microwave sensor

L Dai, X Zhao, J Guo, S Feng, Y Fu, Y Kang… - Sensors and Actuators A …, 2020 - Elsevier
Microwave sensors offer attractive solutions to highly sensitive, rapid, and non-invasive
measurements. Microfluidic technology has exquisite advantages of small size …

Microwave reflective biosensor for glucose level detection in aqueous solutions

A Ebrahimi, J Scott, K Ghorbani - Sensors and Actuators A: Physical, 2020 - Elsevier
This article presents the design and analysis of a real-time non-invasive microwave
microfluidic sensor for measuring glucose concentration in aqueous solutions. The sensor is …

Comparative analysis of machine learning techniques for temperature compensation in microwave sensors

N Kazemi, M Abdolrazzaghi… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The planar nature of microwave sensors leaves them vulnerable to ambient temperature
changes with potential impact on the perception of the material under test. A temperature …

Transmission lines terminated with LC resonators for differential permittivity sensing

A Ebrahimi, J Scott, K Ghorbani - IEEE Microwave and Wireless …, 2018 - ieeexplore.ieee.org
This letter presents a differential microwave permittivity sensor based on the reflection
coefficient of microstrip lines terminated with series LC resonators. A 50 Ω resistor is …

Modified microwave sensor with a patterned ground heater for detection and prevention of ice accumulation

R Kozak, BD Wiltshire, MAR Khandoker… - … Applied Materials & …, 2020 - ACS Publications
Ice accumulation on aircraft is known to negatively impact the aerodynamic and mechanical
operation, sometimes resulting in catastrophic failure. Recently, microwave resonators have …

3-D printing microfluidic channels with embedded planar microwave resonators for RFID and liquid detection

BD Wiltshire, MH Zarifi - IEEE Microwave and Wireless …, 2018 - ieeexplore.ieee.org
In this letter, we present a novel sensor based on a planar resonator embedded within a 3-D
printed fluidic channel for liquid sensing applications with a maximum detectable resolution …

Dual-mode resonator for simultaneous permittivity and thickness measurement of dielectrics

A Ebrahimi, J Scott, K Ghorbani - IEEE Sensors Journal, 2019 - ieeexplore.ieee.org
This paper presents a microwave sensor for simultaneous measurement of permittivity and
thickness in dielectric materials. The sensor is made of a dual-mode magnetic-LC resonator …

Design of an ELC resonator-based reusable RF microfluidic sensor for blood glucose estimation

G Govind, MJ Akhtar - Scientific Reports, 2020 - nature.com
Abstract Design of a reusable microfluidic sensor for blood glucose estimation at microwave
frequencies is presented. The sensing unit primarily comprises a complementary electric LC …