Results 291 to 300 of about 383,072 (432)

Core Payload of the Space Gravitational Wave Observatory: Inertial Sensor and Its Critical Technologies. [PDF]

open access: yesSensors (Basel)
Wang S   +10 more
europepmc   +1 more source

Empirical Quantification of Topobathymetric Lidar System Resolution Using Modulation Transfer Function

open access: yesEarth and Space Science, Volume 12, Issue 4, April 2025.
Abstract Topobathymetric scanning lidar deployed on unmanned aircraft systems is a powerful tool for high‐resolution mapping of the dynamic interface between topography and bathymetry. However, standardized methods for empirical resolution validation have not been widely adopted across lidar applications.
K. W. Sacca, J. P. Thayer
wiley   +1 more source

Electron Phase Space Densities in Geostationary Orbits as Measured With GK2A, GOES‐16, and GOES‐17 Satellites

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 4, April 2025.
Abstract This study investigated electron phase space densities (PSDs) in geostationary orbits using data from Korea's geostationary satellite, GK2A, as well as GOES‐16 and GOES‐17 satellites. The PSDs were computed from electron fluxes measured by each satellite during a geomagnetically quiet period as defined by stringent conditions on geomagnetic ...
C. H. Lee   +12 more
wiley   +1 more source

Anomalous transient enhancement of planetary ion escape at Mars. [PDF]

open access: yesNat Commun
Zhang C   +19 more
europepmc   +1 more source

Statistical Properties of Dayside Whistler‐Mode Waves at Low Latitudes Under Various Solar Wind Conditions

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 4, April 2025.
Abstract While whistler‐mode waves are generated by injected anisotropic electrons on the nightside, the observed day‐night asymmetry of wave distributions raises an intriguing question about their generation on the dayside. In this study, we evaluate the distributions of whistler‐mode wave amplitudes and electrons as a function of distance from the ...
Y. Peng, W. Li, Q. Ma, X.‐C. Shen
wiley   +1 more source

A Novel Determination of the Foreshock ULF Boundary: Statistical Approach. [PDF]

open access: yesJ Geophys Res Space Phys
Salohub A   +3 more
europepmc   +1 more source

Cluster Observations of Plasma in the High Latitude Magnetotail Associated With Cusp‐Aligned Arcs

open access: yesJournal of Geophysical Research: Space Physics, Volume 130, Issue 4, April 2025.
Abstract During periods of northward interplanetary magnetic field (IMF), the magnetospheric structure and dynamics are dramatically different compared to the southward IMF case. Previous studies using both observations and simulations have shown that under northward IMF the magnetotail becomes dominated by closed magnetic flux and associated trapped ...
M. K. Mooney   +5 more
wiley   +1 more source

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