Results 51 to 60 of about 1,124 (172)

Precise orbit determination of Haiyang-2 using satellite laser ranging [PDF]

open access: yes, 2013
With the successful launch and official commissioning of China's first dynamic ocean environment satellite Haiyang-2 (HY-2), China's capabilities for oceanic environment monitoring and oceanic resource detecting have been further improved and enhanced ...
Wu Bin, Zhao Gang, Zhou XuHua
core  

Terrestrial Analogs to Titan for Geophysical Research

open access: yesReviews of Geophysics, Volume 64, Issue 2, June 2026.
Abstract Saturn's moon Titan exhibits remarkable parallels to the Earth in many geophysical and geological processes not found elsewhere in the solar system at the present day. These include a nitrogen atmosphere with a condensible gas—methane—replacing the Earth's water, leading to an active meteorology with rainfall and surface manifestations ...
Conor A. Nixon   +21 more
wiley   +1 more source

Satellite Laser Ranging operations [PDF]

open access: yes, 1994
Satellite Laser Ranging (SLR) is currently providing precision orbit determination for measurements of: 1) Ocean surface topography from satellite borne radar altimetry, 2) Spatial and temporal variations of the gravity field, 3) Earth and ocean tides, 4)
Pearlman, Michael R.
core   +1 more source

Satellite laser ranging to GPS and GLONASS [PDF]

open access: yes, 2021
Satellite laser ranging (SLR) to the satellites of the global navigation satellite systems (GNSS) provides substantial and valuable information about the accuracy and quality of GNSS orbits and allows for the SLR-GNSS co-location in space.
Arnold, Daniel   +6 more
core  

Computational Modeling Meets 3D Bioprinting: Emerging Synergies in Cardiovascular Disease Modeling

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 17, 8 May 2026.
Emerging advances in three‐dimensional bioprinting and computational modeling are reshaping cardiovascular (CV) research by enabling more realistic, patient‐specific tissue platforms. This review surveys cutting‐edge approaches that merge biomimetic CV constructs with computational simulations to overcome the limitations of traditional models, improve ...
Tanmay Mukherjee   +7 more
wiley   +1 more source

Improving the Accuracy of Polar Motion Prediction by Combining Least Squares and the iTransformer Model

open access: yesEarth and Space Science, Volume 13, Issue 5, May 2026.
Abstract Polar motion prediction is an important means to study the dynamics of Earth's rotation and detect the internal structure of the Earth. This paper proposes an LS + iTransformer method that combines the least squares (LS) method with the iTransformer deep learning model. Using IERS EOP 20 C04 data from 2000 to 2022, Fast Fourier Transform (FFT)
Huizhong Zhu   +5 more
wiley   +1 more source

Testing gravitational physics with satellite laser ranging [PDF]

open access: yes, 2011
Laser ranging, both Lunar (LLR) and Satellite Laser Ranging (SLR), is one of the most accurate techniques to test gravitational physics and Einstein's theory of General Relativity.
PAOLOZZI, Antonio   +10 more
core   +3 more sources

Recent Ocean Tide Models Comparison From the GRACE Perspective

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 5, May 2026.
Abstract A model of ocean tides is generally used to remove the dynamic tidal signal in satellite gravimetric observations, such as GRACE(‐FO). Model imperfections can cause stripes and long period aliasing errors in monthly gravity solutions. Recent developments in ocean tide modeling have substantially improved accuracy at high latitudes and in ...
Chaoyang Zhang   +5 more
wiley   +1 more source

A correction method of encoder bias in satellite laser ranging system

open access: yesGeodesy and Geodynamics, 2013
In a satellite laser ranging telescope system, well-aligned encoders of the elevation and azimuth axes are essential for tracking objects. However, it is very difficult and time-consuming to correct the bias between the absolute-position indices of the ...
Wang Peiyuan   +3 more
doaj   +1 more source

Precise Orbital and Geodetic Parameter Estimation using SLR Observations for ILRS AAC [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2013
In this study, we present results of precise orbital geodetic parameter estimation using satellite laser ranging (SLR) observations for the International Laser Ranging Service (ILRS) associate analysis center (AAC).
Young-Rok Kim   +5 more
doaj   +1 more source

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