Results 161 to 170 of about 178,941 (346)

Detailed Monitoring of the Antarctic Marginal Ice Zone by Satellite Radar Altimeter Synergy—A Study of the Weddell Sea/Indian Ocean Sector in July 2017

open access: yesGeophysical Research Letters, Volume 52, Issue 22, 28 November 2025.
Abstract The wave‐affected Marginal Ice Zones (MIZ) is a key region of air‐ice‐ocean interactions in the Southern Ocean (SO). However, challenges still remain for the large‐scale observation of the MIZ. In this study, we use four concurrent radar altimeters to retrieve the wave‐affected MIZ in the eastern Weddell Sea‐Indian Ocean sector, which was ...
Shiming Xu   +7 more
wiley   +1 more source

Braided Rivers From SWOT: Water Surface Dynamics Over the Multi‐Channel Brahmaputra River

open access: yesGeophysical Research Letters, Volume 52, Issue 22, 28 November 2025.
Abstract The Surface Water and Ocean Topography (SWOT) satellite can simultaneously observe river elevation, width, and slope with high spatio‐temporal coverage and resolution (Fu et al., 2024, https://doi.org/10.1029/2023gl107652). The River Single‐Pass (RiverSP) product from SWOT provides geolocated river surface water dynamics with global coverage ...
Sarah E. Franze   +3 more
wiley   +1 more source

Review of Polarimetric and ionospheric effects on Sar, Insar and Palsar systems: requirements and correction methods [PDF]

open access: yes, 2014
Este estudio proporciona una actualización de las herramientas polarimétricas que se utilizan actualmente para la extracción óptima de la información a partir de imágenes de Radares de Apertura Sintética, SAR, de imágenes Interferométricas de SAR, InSAR ...
Rios, Victor Hugo
core   +1 more source

Coseismic Slip and Early Rapid Afterslip of the 2025 MW 7.7 Myanmar Earthquake Constrained by Space‐Based Geodetic Observations

open access: yesGeophysical Research Letters, Volume 52, Issue 22, 28 November 2025.
Abstract The 2025 destructive Myanmar earthquake ruptured the previously recognized seismic gap along the Sagaing fault, with the longest ever recorded surface ruptures (∼ ${\sim} $500 km). Here, we use SAR and optical images to characterize coseismic and early postseismic deformation of this event.
Xin Qiao   +6 more
wiley   +1 more source

SEASAT synthetic-aperture radar data user's manual [PDF]

open access: yes
The SEASAT Synthetic-Aperture Radar (SAR) system, the data processors, the extent of the image data set, and the means by which a user obtains this data are described and the data quality is evaluated.
Held, D. N.   +3 more
core   +1 more source

Geodetic Strain Rates, Slip Deficit Rates, and Seismic Potential in the Tianshan, Central Asia

open access: yesGeophysical Research Letters, Volume 52, Issue 22, 28 November 2025.
Abstract The Tianshan is an intracontinental orogenic belt that has experienced over 100 Mw ≥ 6 earthquakes since 1700. However, strain rates and slip deficit rates on mapped faults in this region—key factors in assessing its seismic potential—remain underexplored.
Fengnian Chang   +6 more
wiley   +1 more source

System Concepts for Bi- and Multi-Static SAR Missions [PDF]

open access: yes, 2003
The performance and capabilities of bi- and multistatic spaceborne synthetic aperture radar (SAR) are analyzed. Such systems can be optimized for a broad range of applications like frequent monitoring, wide swath imaging, single-pass cross-track ...
Fiedler, Hauke   +4 more
core  

Coseismic Kinematics and Early Afterslip Evolution of the 2025 Mw ${\mathbf{M}}_{\mathbf{w}}$ 7.1 Dingri Earthquake (Southern Tibet) From Space Geodesy

open access: yesGeophysical Research Letters, Volume 52, Issue 22, 28 November 2025.
Abstract The 2025 Mw ${\mathrm{M}}_{\mathrm{w}}$ 7.1 Dingri earthquake is a large normal‐faulting event within the Southern Tibet Rift System. We use space‐borne radar interferometry to investigate both coseismic rupture and ∼3‐month early afterslip. Results show that this event ruptured a west‐dipping (48°) fault, exhibiting a predominant normal dip ...
Lijia He   +6 more
wiley   +1 more source

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