Microwave microfluidic sensor based on a microstrip splitter/combiner configuration and split ring resonators (SRRs) for dielectric characterization of liquids

P Vélez, L Su, K Grenier, J Mata-Contreras… - IEEE Sensors …, 2017 - ieeexplore.ieee.org
A microwave microfluidic sensor for dielectric characterization of liquids in real time is
presented in this paper. The sensor is implemented in microstrip technology and consists of …

Differential sensors using microstrip lines loaded with two split-ring resonators

A Ebrahimi, J Scott, K Ghorbani - IEEE Sensors Journal, 2018 - ieeexplore.ieee.org
This paper presents a microwave sensor using a pair of split-ring resonators (SRRs). The
sensor is designed by loading a microstrip transmission line by two identical SRRs on its …

Sensitive, real-time and non-intrusive detection of concentration and growth of pathogenic bacteria using microfluidic-microwave ring resonator biosensor

R Narang, S Mohammadi, MM Ashani, H Sadabadi… - Scientific reports, 2018 - nature.com
Infection diagnosis and antibiotic susceptibility testing (AST) are time-consuming and often
laborious clinical practices. This paper presents a microwave-microfluidic biosensor for …

Noncontact and nonintrusive microwave-microfluidic flow sensor for energy and biomedical engineering

MH Zarifi, H Sadabadi, SH Hejazi, M Daneshmand… - Scientific reports, 2018 - nature.com
A novel flow sensor is presented to measure the flow rate within microchannels in a real-
time, noncontact and nonintrusive manner. The microfluidic device is made of a fluidic …

Sensitivity Optimization in Single-Frequency Planar Microwave Sensors for Solid and Liquid Characterization and Microfluidics

P Casacuberta, A Ebrahimi, P Vélez… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
This article reviews some recent strategies for sensitivity optimization in planar microwave
sensors operating at a single frequency, namely, phase-variation sensors and magnitude …

A label-free, non-intrusive, and rapid monitoring of bacterial growth on solid medium using microwave biosensor

S Mohammadi, AV Nadaraja… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
Microwave resonator sensors are attractive for their contactless and label-free capability of
monitoring bacterial growth in liquid media. This paper outlines a new label-free microwave …

A microwave ring resonator sensor for early detection of breaches in pipeline coatings

MH Zarifi, S Deif, M Abdolrazzaghi… - IEEE Transactions …, 2017 - ieeexplore.ieee.org
A planar microwave resonator sensor is designed, customized, and fabricated to detect
coating breaches in industrial steel pipelines. The sensor, which utilizes a ring-shaped …

Differential microwave resonator sensor for real-time monitoring of volatile organic compounds

S Mohammadi, MH Zarifi - IEEE Sensors Journal, 2020 - ieeexplore.ieee.org
In this work, a noninvasive microwave gas sensor suitable for accurate and real-time
tracking of volatile organic compounds concentration is presented. The proposed differential …

High-Frequency TiO2 Nanotube-Adapted Microwave Coplanar Waveguide Resonator for High-Sensitivity Ultraviolet Detection

BD Wiltshire, M Alijani, S Mohammadi… - … Applied Materials & …, 2022 - ACS Publications
Ultraviolet (UV) sensors are a key component in growing applications such as water quality
treatment and environmental monitoring, with considerable interest in their miniaturization …

A non-contact microwave sensor for monitoring the interaction of zeolite 13X with CO2 and CH4 in gaseous streams

MH Zarifi, P Shariaty, Z Hashisho… - Sensors and Actuators B …, 2017 - Elsevier
Gas sensing and analysis through the monitoring of dielectric properties of adsorbent
materials is a robust, sensitive, inexpensive emerging technique with contactless operation …