Results 51 to 60 of about 2,962 (173)

Flood Mapping in a Complex Environment Using Bistatic TanDEM-X/TerraSAR-X InSAR Coherence

open access: yesRemote Sensing, 2018
In this paper, we assess the flood mapping capabilities of the X-band Synthetic Aperture Radar (SAR) imagery acquired by the bistatic pair TanDEM-X/TerraSAR-X (TDX/TSX).
Chayma Chaabani   +4 more
doaj   +1 more source

Dome growth, collapse, and valley fill at Soufrière Hills Volcano, Montserrat, from 1995 to 2013: Contributions from satellite radar measurements of topographic change [PDF]

open access: yes, 2016
Frequent high-resolution measurements of topography at active volcanoes can provide important information for assessing the distribution and rate of emplacement of volcanic deposits and their influence on hazard.
Anderson   +13 more
core   +2 more sources

Lava Tube System Development Defined by Multispectral Imaging and InSAR: The Case of the 2024 Eruption of Fernandina Volcano (Galápagos)

open access: yesJournal of Geophysical Research: Solid Earth, Volume 130, Issue 11, November 2025.
Abstract Lava tubes are subsurface conduits within a lava flow that feed its advance. Lava tube detection is important to understand lava flow dynamics and to mitigate geohazards. Here we use InSAR‐derived surface motion data, in combination with shortwave and thermal infrared imagery, to delineate a ∼14 km long lava tube system at Fernandina volcano ...
Alexis Hrysiewicz   +6 more
wiley   +1 more source

Generalized PFA for Air-Missile Borne Bistatic Forward-Looking Beam-Steering SAR With Accelerations

open access: yesIEEE Access, 2018
For air-missile borne bistatic forward-looking beam-steering synthetic aperture radar (BFLBS-SAR), the receiver platform moves along a curve track due to the existence of accelerations.
Shiyang Tang   +4 more
doaj   +1 more source

First Assessment of Bistatic Geometric Calibration and Geolocation Accuracy of Innovative Spaceborne Synthetic Aperture Radar LuTan-1

open access: yesRemote Sensing, 2023
LuTan-1 (LT-1) is a bistatic synthetic aperture radar (BiSAR) system consisting of two identical L-band SAR satellites. The bistatic mode of LT-1 plays a critical role in generating high-precision digital elevation models (DEMs), which requires precise ...
Jingwen Mou   +6 more
doaj   +1 more source

Polarization Impact in TanDEM-X Data Over Vertical-Oriented Vegetation: The Paddy-Rice Case Study [PDF]

open access: yes, 2015
It has been recently shown that the TanDEM-X mission is capable of tracking the plant growth of rice paddies. The precision of the elevation measure depends on the physical interaction between the synthetic aperture radar (SAR) signal and the canopy.
Erten, Esra   +2 more
core   +1 more source

Coseismic Vertical Displacement for a Shallow Thrust Earthquake From EarthDEM Data

open access: yesGeophysical Research Letters, Volume 52, Issue 18, 28 September 2025.
Abstract Coseismic vertical displacements are important observations that help improve our understanding of fault mechanisms and how earthquakes alter landscapes. It has been a challenge to quantify long‐wavelength topographic changes for thrust earthquakes using optical satellite imagery, as most recent studies focus on strike‐slip earthquakes that ...
Chunli Dai   +4 more
wiley   +1 more source

Moon Imaging Performance of FAST Radio Telescope in Bistatic Configuration with Other Radars

open access: yesRemote Sensing, 2023
Ground-based radar has been used for Moon imaging for more than 60 years. Five-hundred-meter Aperture Spherical radio Telescope (FAST), as the largest radio telescope on Earth, holds significant potential for celestial imaging missions with its ...
Yan Yin   +5 more
doaj   +1 more source

Advanced Concepts for Ultra-Wide-Swath SAR Imaging [PDF]

open access: yes, 2008
This paper reviews advanced multi-channel SAR system concepts for the imaging of ultra-wide swaths with high azimuth resolution. Novel system architectures and operational modes are introduced and compared to each other with regard to their ...
Bordoni, Federica   +5 more
core  

SWOT Water Surface Elevation in Herbaceous Wetlands of Florida's Everglades

open access: yesGeophysical Research Letters, Volume 52, Issue 9, 16 May 2025.
Abstract Observing water level variations in wetlands is important for tracking global water and carbon cycles. The Surface Water and Ocean Topography (SWOT) mission was launched to measure Earth's surface waters, but its performance in vegetated wetlands was unknown.
Solomon Kica   +3 more
wiley   +1 more source

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