Results 21 to 30 of about 200 (154)

InSAR Inversion of the Source Mechanism of the 23 January 2024 Xinjiang Wushi Mw7.0 Earthquake

open access: yesRemote Sensing
The Mw7.0 earthquake that occurred on 23 January 2024, in Wushi County, Xinjiang, China, was centered on the Maidan fault, located at the rear edge of the Kalpin reverse-thrust system in the southwestern Tianshan Mountains, at a depth of 13 km.
Mingyang Jin, Yongsheng Li, Yujiang Li
doaj   +2 more sources

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   +2 more sources

LuTan-1 Satellite-Based Geological Disaster Detection in Lingbao City, Western Henan of China [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
China’s monsoon climate makes it prone to geological disasters like landslides, especially from April to October. Henan Province, with 44.3% mountainous and hilly areas, is highly vulnerable, particularly in the western, northern, and southern ...
J. Lu   +6 more
doaj   +3 more sources

Aldose Reductase Mediated Mitophagy Promotes Epithelial-Mesenchymal Transition of Hepatocytes [PDF]

open access: yesHepatic Medicine: Evidence and Research
Jingjing Yan,1 Wenke Zhao,1 Haoyu Wang,1 Lutan Zhou,1 Xianwei Li,1 Guannan Wang2 1Department of Pharmacy, Wannan Medical College, Wuhu, Anhui, 241002, People’s Republic of China; 2Department of Hepatobiliary Surgery, The First Affiliated Hospital of ...
Yan J   +5 more
doaj   +2 more sources

Evaluation of Radiometric and Polarimetric Errors in the LT-1A Satellite Data Based on Tropical Forests in the Amazon [PDF]

open access: yesLeida xuebao
As a representative of China’s new generation of space-borne long-wavelength Synthetic Aperture Radar (SAR), the LuTan-1A (LT-1A) satellite was launched into a solar synchronous orbit in January 2022. The SAR onboard the LT-1A satellite operates in the L
Lei SHI   +6 more
doaj   +3 more sources

An Advanced Interferometric Baseline Estimation Method (IBEM) for Spaceborne Bistatic SAR

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Spaceborne bistatic synthetic aperture radar (BiSAR) employs single-pass cross-track interferometry (XTI) to invert digital elevation models (DEMs) of target areas.
Yanyan Zhang   +3 more
doaj   +2 more sources

A Study on the Identification of Geohazards in Henan Province Based on the Basic Deformation Products of LuTan-1

open access: yesRemote Sensing
Henan Province, characterized by hills and mountains in its western, northern, and southern regions, is a high-risk area for geohazards in China. In this paper, we are the first to investigate the geohazards over Henan using the basic deformation ...
Jing Lu   +6 more
doaj   +2 more sources

Demonstration of Phase-Preserving Synchronization RFI Suppression for L-Band Spaceborne Bistatic Interferometric SAR

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Spaceborne bistatic synthetic aperture radar (BiSAR) systems utilize an intersatellite link to achieve phase synchronization. However, radio frequency interference (RFI) from communication satellites and ground-based radars often contaminates the ...
Yanyan Zhang   +4 more
doaj   +2 more sources

Assessing the Landslide Identification Capability of LuTan-1 in Hilly Regions: A Case Study in Longshan County, Hunan Province

open access: yesRemote Sensing
China’s first L-band fully polarimetric Synthetic Aperture Radar (SAR) constellation, LuTan-1 (LT-1), was designed for terrain mapping and geohazard monitoring.
Hesheng Chen   +8 more
doaj   +2 more sources

An Innovative Internal Calibration Strategy and Implementation for LT-1 Bistatic Spaceborne SAR

open access: yesRemote Sensing
Bistatic and multistatic SAR technology, with its multi-dimensional, ultra-wide swath, and high-resolution advantages, is widely used in earth observation, military reconnaissance, deep space exploration, and other fields.
Yuanbo Jiao   +4 more
doaj   +2 more sources

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