Results 11 to 20 of about 1,331,650 (248)

A microwave dielectric biosensor based on suspended distributed MEMS transmission lines [PDF]

open access: yes, 2009
Design and characterization of a miniature microwave dielectric biosensor based on distributed microelectromechanical systems (MEMS) transmission lines (DMTL) is reported in this paper.
Li, Lijie   +3 more
core   +4 more sources

Simple and Effective Design Concept for Constructing In-Situ Soil Dielectric Property Sensor With Dual Low-Cost COTS Microwave Modules

open access: yesIEEE Access, 2022
This paper presents a compact sensor system for estimating the dielectric properties of materials based on commercial, off-the-shelf (COTS) modules. The dielectric constant and conductivity of a material under test can be determined from the measurement ...
Prapan Leekul   +5 more
doaj   +1 more source

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

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   +1 more source

New thermocouple-based microwave/millimeter-wave power sensor MMIC techniques in GaAs [PDF]

open access: yes, 2010
We describe a new RF and microwave power sensor monolithic microwave integrated circuit design. The circuit incorporates a number of advances over existing designs.
Steve Cochran   +11 more
core   +1 more source

Design study of a thermocouple power sensor as a monolithic fin-line [PDF]

open access: yes, 2011
Making traceable power measurements above 110 GHz using current measurement technologies is challenging. We investigate a design of power sensor consisting of a thermocouple-based integrated circuit (IC) mounted as a finline component in WR-6 waveguide ...
Jonathan Scott   +3 more
core   +1 more source

A Microwave System for Relative Humidity Measurement [PDF]

open access: yes, 1999
This paper deals with a microwave hygrometer that is based on the sensitivity of air permettivity to humidity. The hygrometer embeds a microwave generator which feeds two different channels.
A. Ferrero   +5 more
core   +1 more source

Epidermal Passive RFID Strain Sensor for Assisted Technologies [PDF]

open access: yes, 2014
An epidermal passive wireless strain sensor using RFID tags is presented. The tag is intended to detect eyebrow or neck skin stretch where paraplegic patients have the capability to tweak facial muscles.
Rumens, C.V.   +3 more
core   +1 more source

Dispersive Fourier Transformation for Versatile Microwave Photonics Applications [PDF]

open access: yes, 2014
: Dispersive Fourier transformation (DFT) maps the broadband spectrum of an ultrashort optical pulse into a time stretched waveform with its intensity profile mirroring the spectrum using chromatic dispersion.
Wang, Chao, Chao Wang
core   +1 more source

A Homogeneous Breast Phantom Measurement System with an Improved Modified Microwave Imaging Antenna Sensor

open access: yesSensors, 2018
Microwave breast imaging has been reported as having the most potential to become an alternative or additional tool to the existing X-ray mammography technique for detecting breast tumors.
Mohammad Tariqul Islam   +4 more
doaj   +1 more source

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

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   +1 more source

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