Results 1 to 10 of about 18,250 (143)

Microwave Sensor for the Determination of DMSO Concentration in Water–DMSO Binary Mixture [PDF]

open access: yesMicromachines, 2023
This research aims to develop a microwave sensor to accurately measure the concentration of dimethyl sulfoxide (DMSO) in water–DMSO binary mixtures. The proposed sensor will utilize microwave frequency measurements to determine the DMSO concentration ...
Supakorn Harnsoongnoen   +1 more
doaj   +2 more sources

Gelatin-Coated High-Sensitivity Microwave Sensor for Humidity-Sensing Applications [PDF]

open access: yesSensors
In this paper, the humidity-sensing characteristics of gelatin were compared with those of poly(vinyl alcohol) (PVA) at L-band (1 ~ 2 GHz) microwave frequencies.
Junho Yeo, Younghwan Kwon
doaj   +2 more sources

Microwave Sensors for Breast Cancer Detection [PDF]

open access: yesSensors, 2018
Breast cancer is the leading cause of death among females, early diagnostic methods with suitable treatments improve the 5-year survival rates significantly.
Lulu Wang
doaj   +3 more sources

A First Tentative for Simultaneous Detection of Fungicides in Model and Real Wines by Microwave Sensor Coupled to Molecularly Imprinted Sol-Gel Polymers [PDF]

open access: yesSensors, 2020
A molecularly imprinted silica (MIS) coupled to a microwave sensor was used to detect three fungicides (iprodione, procymidone and pyrimethanil) present in most French wines.
Jérôme Rossignol   +5 more
doaj   +2 more sources

An Interdigital Microwave Sensor Based on Differential Structure for Dielectric Constant Characteristics Measurement [PDF]

open access: yesSensors, 2023
In this work, a microwave resonator sensor with a unique configuration consisting of three resonators and two feedlines is proposed. This novel design aims to improve the performance and functionality of microwave resonator sensors for various ...
Xiaocong Tang   +7 more
doaj   +2 more sources

Simultaneously Detecting the Power and Temperature of a Microwave Sensor via the Quantum Technique [PDF]

open access: yesMicromachines
This study introduces a novel method for the simultaneous detection of microwave sensor power and temperature, leveraging nitrogen-vacancy (NV) centers as a robust quantum system.
Zhenrong Zhang   +3 more
doaj   +2 more sources

High-Sensitivity Microwave Sensor for Liquid Characterization Using a Complementary Circular Spiral Resonator [PDF]

open access: yesSensors, 2019
This paper describes a low-cost, small size, and high-sensitivity microwave sensor using a Complementary Circular Spiral Resonator (CCSR), which operates at around 2.4 GHz, for identifying liquid samples and determining their dielectric constants.
Xingyun Zhang   +3 more
doaj   +2 more sources

Inverse Synthetic Aperture Radar Sparse Imaging Exploiting the Group Dictionary Learning

open access: yesRemote Sensing, 2021
Sparse imaging relies on sparse representations of the target scenes to be imaged. Predefined dictionaries have long been used to transform radar target scenes into sparse domains, but the performance is limited by the artificially designed or existing ...
Changyu Hu   +3 more
doaj   +1 more source

Detection of Reinforced Concrete Blocks Using Two-Port Microwave CSRR Sensor

open access: yesIEEE Access, 2022
In this paper, the design, fabrication and testing of a two-port transmission line-based microwave sensor for the detection of various structural concrete bricks is presented.
Mohammed M. Bait-Suwailam   +2 more
doaj   +1 more source

Automated Detection of Movements During Sleep Using a 3D Time-of-Flight Camera: Design and Experimental Evaluation

open access: yesIEEE Access, 2020
Analyses of sleep-related movement disorders have gained importance due to an increase in life expectancy. The present approaches for measuring movements are based on electromyography or accelerometry and provide only local or specific results from ...
Markus Gall   +7 more
doaj   +1 more source

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