Results 31 to 40 of about 12,254,723 (343)

Vegetation canopy height estimation in dynamic tropical landscapes with TanDEM‐X supported by GEDI data

open access: yesMethods in Ecology and Evolution, 2022
Vegetation canopy height is a relevant proxy for aboveground biomass, carbon stock, and biodiversity. Wall‐to‐wall information of canopy height with high spatial resolution and accuracy is not yet available on large scales.
M. Schlund   +4 more
semanticscholar   +1 more source

Monolithic Perovskite-Carrier Selective Contact Silicon Tandem Solar Cells Using Molybdenum Oxide as a Hole Selective Layer

open access: yesEnergies, 2021
Monolithic perovskite–silicon tandem solar cells with MoOx hole selective contact silicon bottom solar cells show a power conversion efficiency of 8%. A thin 15 nm-thick MoOx contact to n-type Si was used instead of a standard p+ emitter to collect holes
Hoyoung Song   +13 more
doaj   +1 more source

Automated estimation of forest height and underlying topography over a Brazilian tropical forest with single-baseline single-polarization TanDEM-X SAR interferometry

open access: yes, 2021
Forest height is an important variable for modeling terrestrial carbon storage and global carbon cycle dynamics. Spaceborne SAR Interferometry (InSAR) has the sensitivity to measure canopy height and the underlying topography.
Lei Yang, R. Treuhaft, F. Gonçalves
semanticscholar   +1 more source

On the Derivation of Volume Decorrelation From TanDEM-X Bistatic Coherence

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
The bistatic interferometric coherence is affected by different sources of error, among which volume decorrelation, which quantifies the amount of noise caused by volume scattering mechanisms.
P. Rizzoli   +5 more
semanticscholar   +1 more source

TOMOGRAPHIC SAR INVERSION FROM MIXED REPEAT- AND SINGLE-PASS DATA STACKS – THE TERRASAR-X/TANDEM-X CASE [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
This paper presents the first demonstration of high precision very high resolution tomographic SAR inversion with the assistance of TanDEM-X data. The data quality of TerraSAR-X and TanDEM-X is investigated.
X. X. Zhu   +3 more
doaj   +1 more source

Vertical Accuracy of Freely Available Global Digital Elevation Models (ASTER, AW3D30, MERIT, TanDEM-X, SRTM, and NASADEM)

open access: yesRemote Sensing, 2020
Freely available global digital elevation models (DEMs) are important inputs for many research fields and applications. During the last decade, several global DEMs have been released based on satellite data.
E. Uuemaa   +4 more
semanticscholar   +1 more source

The New Tandem-X DEM Change Maps Product

open access: yesIEEE International Geoscience and Remote Sensing Symposium, 2022
The Earth is a very dynamic system and the topographic height of its landmass changes over time, especially in forested areas, glaciers, permafrost regions or where human activities take place.
M. Lachaise   +4 more
semanticscholar   +1 more source

Synergistic Use of Single-Pass Interferometry and Radar Altimetry to Measure Mass Loss of NEGIS Outlet Glaciers between 2011 and 2014

open access: yesRemote Sensing, 2020
Mass balances of individual glaciers on ice sheets have been previously reported by forming a mass budget of discharged ice and modelled ice sheet surface mass balance or a complementary method which measures volume changes over the glaciated area that ...
Lukas Krieger   +4 more
doaj   +1 more source

TANDEM-X MISSION STATUS, PRODUCTS AND PERSPECTIVES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
TanDEM-X is an innovative single-pass interferometric radar mission, which is comprised of two formation flying satellites. The TerraSAR-X (TSX) satellite was launched on June 15th 2007, and its almost identically constructed twin satellite TanDEM-X (TDX)
J. Böer   +5 more
doaj   +1 more source

Deep Learning for Mapping Tropical Forests with TanDEM-X Bistatic InSAR Data

open access: yesRemote Sensing, 2022
The TanDEM-X synthetic aperture radar (SAR) system allows for the recording of bistatic interferometric SAR (InSAR) acquisitions, which provide additional information to the common amplitude images acquired by monostatic SAR systems. More concretely, the
J. Bueso-Bello   +5 more
semanticscholar   +1 more source

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