Results 11 to 20 of about 831 (217)

Synthetic Aperture Radar (SAR) Compact Polarimetry for Soil Moisture Retrieval

open access: yesRemote Sensing, 2019
Soil moisture is a factor for risk analysis in the agricultural sector, yet access to temporally and spatially detailed data is challenging for much of the world’s agricultural extend. Significant effort has been focused on developing methodologies
Heather Mcnairn, Jarrett Powers
exaly   +3 more sources

Imaging Radar Polarimetry [PDF]

open access: bronzeProgress In Electromagnetics Research, 1990
J. J. van Zyl, H. A. Zebker
openaire   +2 more sources

Polarimetry for Weather Surveillance Radars [PDF]

open access: bronzeBulletin of the American Meteorological Society, 1999
This paper is an overview of weather radar polarimetry emphasizing surveillance applications. The following potential benefits to operations are identified: improvement of quantitative precipitation measurements, discrimination of hail from rain with possible determination of sizes, identification of precipitation in winter storms, identification of ...
Dusan S. Zrnic, Alexander V. Ryzhkov
openaire   +2 more sources

Graphene-based metasurface: dynamic optical control in ultrathin flat optics. [PDF]

open access: yesNanophotonics
Abstract Graphene hosts massless Dirac fermions owing to its linear electronic band structure. This distinctive feature underpins its extraordinary electronic properties, correlating to strong light–matter interactions on an extreme subwavelength scale. Over the past decade, intensive investigations have transitioned from fundamental graphene’s optical
Baek S   +8 more
europepmc   +2 more sources

Exploiting radar polarimetry for nowcasting thunderstorm hazards using deep learning [PDF]

open access: goldNatural Hazards and Earth System Sciences
This work presents the importance of polarimetric variables as an additional data source for nowcasting thunderstorm hazards using an existing neural network architecture with recurrent-convolutional layers.
N. Rombeek, J. Leinonen, U. Hamann
doaj   +2 more sources

Application of Microwave Polarimetry to the Characterization of Fiber Misalignment in Composites

open access: yesIEEE Open Journal of Instrumentation and Measurement, 2022
In this paper synthetic aperture radar (SAR) polarimetry techniques are applied to detect and characterize fiber misalignment in both carbon fiber sheets and glass fiber reinforced polymer (GFRP) composites. The principle behind SAR polarimetry technique
Matthew Dvorsky   +3 more
doaj   +1 more source

IDENTIFICATION OF TEMPORARY SURFACE WATER USING SENTINEL-1 SAR DATA, CASE STUDY: SENTANI FLASH FLOODING, INDONESIA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Temporary surface water monitoring can provide accurate and reliable information about the spatio-temporal level of surface water. This is very important for various environmental applications, such as flood monitoring.
T. A. Gasica, F. Bioresita, A. Murtiyoso
doaj   +1 more source

Radar Polarimetry Analysis Applied to Single-Hole Fully Polarimetric Borehole Radar

open access: greenIEEE Transactions on Geoscience and Remote Sensing, 2006
Jian-Guo Zhao, Motoyuki Sato
exaly   +3 more sources

Dual-Polarization Radar Fingerprints of Precipitation Physics: A Review

open access: yesRemote Sensing, 2022
This article reviews how precipitation microphysics processes are observed in dual-polarization radar observations. These so-called “fingerprints” of precipitation processes are observed as vertical gradients in radar observables.
Matthew R. Kumjian   +4 more
doaj   +1 more source

Status and Prospects of Radar Polarimetry Techniques

open access: yesLeida xuebao, 2016
Radar polarimetry is an applied fundamental science field that is focused on understanding interaction processes between radar waves and targets and disclosing their mechanisms.
Wang Xuesong
doaj   +1 more source

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