Results 51 to 60 of about 27,405 (212)

Salinity and Sugar Content Detection by Wideband Microwave–Based Patch Antenna Sensor

open access: yesJournal of Electrical and Computer Engineering
This article studies a dielectric microwave sensor to identify salinity and sugar concentration. The lightweight patch-antenna–based wideband sensor is designed to propagate the electromagnetic wave for the transmission and reception. With a broken-heart-
M. N. Rahman   +3 more
doaj   +1 more source

A Review of Contemporary Microwave Antenna Sensors: Designs, Fabrication Techniques, and Potential Application

open access: yesIEEE Access, 2023
This article provides a summary of recent microwave antenna sensor technologies published in peer-reviewed journals. This study primarily focuses on the resonator-based microwave sensor, microwave wearable textile antenna sensors, and resonator-based ...
Muhammad Aziz Ul Haq   +3 more
doaj   +1 more source

Superconducting Microwave Resonator Arrays for Submillimeter/Far-infrared Imaging [PDF]

open access: yes, 2012
Superconducting microwave resonators have the potential to revolutionize submillimeter and far-infrared astronomy, and with it our understanding of the universe.
Noroozian, Omid
core   +1 more source

A rugged active sensor for microwave aquametry

open access: yes, 2001
The paper introduces a compact active sensor of the resonant type for microwave aquametry. The proposed sensor is very simple yet accurate.
Sottani, N.   +2 more
core   +1 more source

Long-Term Assessment of Inter-Sensor Radiometric Biases Among SNPP, NOAA-20, NOAA-21 ATMS, and NOAA-19 AMSU-A Instruments Using the NOAA ICVS Framework

open access: yesRemote Sensing
This study evaluates mission-long inter-sensor radiometric calibration biases in Sensor Data Record (SDR) and/or Temperature Data Record (TDR) radiances from NOAA microwave sounders, including Advanced Technology Microwave Sounder (ATMS) (Suomi National ...
Banghua Yan   +4 more
doaj   +1 more source

A Negative Index Metamaterial-Inspired UWB Antenna with an Integration of Complementary SRR and CLS Unit Cells for Microwave Imaging Sensor Applications

open access: yesSensors, 2015
This paper presents a negative index metamaterial incorporated UWB antenna with an integration of complementary SRR (split-ring resonator) and CLS (capacitive loaded strip) unit cells for microwave imaging sensor applications.
Mohammad Tariqul Islam   +4 more
doaj   +1 more source

Validation of Aura Microwave Limb Sounder O-3 and CO observations in the upper troposphere and lower stratosphere [PDF]

open access: yes, 2008
Global satellite observations of ozone and carbon monoxide from the Microwave Limb Sounder (MLS) on the EOS Aura spacecraft are discussed with emphasis on those observations in the 215-100 hPa region (the upper troposphere and lower stratosphere).
Perun, V. S.   +45 more
core   +1 more source

DC and radio-frequency transmission characteristics of double-walled carbon nanotubes-based ink [PDF]

open access: yes, 2010
In this paper, double-walled carbon nanotubes (DWNTs) network layers were patterned using inkjet transfer printing. The remarkable conductive characteristics of carbon nanotubes (CNTs) are considered as promising candidates for transmission line as well ...
Mesnilgrente, Fabien   +15 more
core   +1 more source

A Differential Coupled-Line-Based Active Microwave Sensor System for Retrieving Real Permittivity of Binary Aqueous Solution

open access: yesIEEE Access
An active microwave sensor system, which is based on a differential coupled-line, is proposed. The sensor comprises a differential coupled-line, as well as RF circuits.
Lina Shang   +3 more
doaj   +1 more source

A Review of Recent Results on Simultaneous Interrogation of Multiple Fiber Bragg Grating-Based Sensors Using Microwave Photonics

open access: yesApplied Sciences, 2019
We review recent results on exploiting microwave photonics to enable simultaneous interrogation of multiple fiber Bragg grating (FBG)-based sensors. In particular, we describe the use of (1) microwave photonic filtering and (2) chirped microwave pulse ...
Lawrence R. Chen   +4 more
doaj   +1 more source

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