Results 21 to 30 of about 27,516 (298)

APPLICATION OF MICROWAVE PHOTONICS IN FIBER OPTICAL SENSORS [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2020
Microwave photonics is a new scientific and technical area of research, which was formed as a result of intensive development of such fields as fiber, integrated and nonlinear optics, laser physics, optoelectronics and microelectronics.
Evgenii V. Vostrikov   +4 more
doaj   +1 more source

Microwave Kinetic Inductance Detectors [PDF]

open access: yes, 2005
Low temperature detectors have been a subject of intense interest to the scientific community over the last decade. These detectors work at very low temperatures, often well below 1 Kelvin, to minimize the noise in the measurement of photons.
Mazin, Benjamin A.
core   +1 more source

Detecting Vital Signs with Wearable Wireless Sensors [PDF]

open access: yes, 2010
The emergence of wireless technologies and advancements in on-body sensor design can enable change in the conventional health-care system, replacing it with wearable health-care systems, centred on the individual.
Yilmaz, T   +5 more
core   +1 more source

Gas Sensing by Microwave Transduction: Review of Progress and Challenges

open access: yesFrontiers in Materials, 2019
Microwave transduction is a novel research field in gas sensing owing to its simplicity, low cost, passive, and non-contact operations that indicate a huge potential in applications for gas sensing.
Fangxin Li   +3 more
doaj   +1 more source

Characterization of Rape Field Microwave Emission and Implications to Surface Soil Moisture Retrievals [PDF]

open access: yes, 2012
In the course of Soil Moisture and Ocean Salinity (SMOS) mission calibration and validation activities, a ground based L-band radiometer ELBARA II was situated at the test site Puch in Southern Germany in the Upper Danube Catchment.
Mauser, Wolfram   +14 more
core   +1 more source

Remote Sensing of Surface Melt on Antarctica: Opportunities and Challenges

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
Surface melt is an important driver of ice shelf disintegration and its consequent mass loss over the Antarctic Ice Sheet. Monitoring surface melt using satellite remote sensing can enhance our understanding of ice shelf stability.
Sophie de Roda Husman   +5 more
doaj   +1 more source

Planar Microwave Sensor for Theranostic Therapy of Organic Tissue Based on Oval Split Ring Resonators

open access: yesSensors, 2016
Microwave sensors in medical environments play a significant role due to the contact-less and non-invasive sensing mechanism to determine dielectric properties of tissue.
Carolin Reimann   +7 more
doaj   +1 more source

Intercalibration of FY-3D MWTS Against S-NPP ATMS Based on Microwave Radiative Transfer Model

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
Accurate and stable in-orbit radiometric calibration of a satellite instrument is fundamental to Earth geophysical parameter estimation. This article addresses the intercalibration of the microwave temperature sounder (MWTS) on the Chinese second ...
Xian-Hui Su, Geng-Ming Jiang
doaj   +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

Target Tracking While Jamming by Airborne Radar for Low Probability of Detection

open access: yesSensors, 2018
Although radiation power minimization is the most important method for an advanced stealth aircraft to achieve the low probability of detection (LPD) performance against the opposite passive detection system (PDS), it is not always effective when the ...
Fei Wang   +3 more
doaj   +1 more source

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