Results 31 to 40 of about 24,756 (203)

Ultra‐Thick Paleoregolith Layer Detected by Lunar Penetrating Radar: Implication for Fast Regolith Formation Between 3.6 and 2.35 Ga

open access: yesGeophysical Research Letters, 2021
Lunar paleoregolith was formed by repeated asteroid impact and space weathering and then buried by later lava flows, serving as important records for early solar system history. However, direct observational evidence for the paleoregolith layer is rather
Tieyuan Zhu, Jinhai Zhang, Yangting Lin
doaj   +2 more sources

Sub-surface stratification and dielectric permittivity distribution at the Chang’E-4 landing site revealed by the lunar penetrating radar [PDF]

open access: diamondAstronomy & Astrophysics, 2022
Context. In 2019, China’s Chang’E-4 (CE-4) probe landed on the far side of the Moon: a first in lunar exploration. The Lunar Penetrating Radar (LPR) mounted on the Yutu-2 rover allows the mapping of the near-surface structure and the dielectric ...
Ruonan Chen   +5 more
openalex   +2 more sources

Evidence of shallow basaltic lava layers in Von Kármán crater from Yutu-2 Lunar Penetrating Radar

open access: hybridIcarus (New York, N.Y. 1962), 2023
Iraklis Giannakis   +7 more
openalex   +2 more sources

Detecting Lunar Subsurface Water Ice Using FMCW Ground Penetrating Radar: Numerical Analysis with Realistic Permittivity Variations [PDF]

open access: goldRemote Sensing
This study investigates the detectability of a putative layer of regolith containing water ice in the lunar polar regions using ground penetrating radar (GPR).
Shunya Takekura   +2 more
doaj   +2 more sources

Dielectric properties and stratigraphy of regolith in the lunar South Pole-Aitken basin: Observations from the Lunar Penetrating Radar [PDF]

open access: diamondAstronomy & Astrophysics, 2022
We examine data obtained by the Lunar Penetrating Radar (LPR) onboard the Chang'E-4 (CE-4) mission to study the dielectric properties and stratigraphy of lunar regolith on the far side of the Moon.
Jianqing Feng   +2 more
openalex   +3 more sources

Multi‐Phase Evolution and Composition Variations of Volcanic Activities on the Lunar Farside Revealed by Chang'e‐4 Lunar Penetrating Radar [PDF]

open access: bronzeJournal of Geophysical Research: Planets
Volcanism is the primary endogenic geological process on the Moon, with mare basalts being the critical indicators of such activity. The abundance of titanium in these mare basalts reflects different lunar mantle sources, magma origins, and thermal ...
Huaqing Cao, Jing Li, Yi Xu, Chang Zhang
openalex   +2 more sources

Application of Mathematical Morphological Filtering to Improve the Resolution of Chang'e-3 Lunar Penetrating Radar Data

open access: yesRemote Sensing, 2019
As one of the important scientific instruments of lunar exploration, the Lunar Penetrating Radar (LPR) onboard China’s Chang'E-3 (CE-3) provides a unique opportunity to image the lunar subsurface structure.
Jianmin Zhang   +4 more
doaj   +2 more sources

Q-value estimation of Chang'e -4 lunar penetrating radar data [PDF]

open access: goldJournal of Geophysics and Engineering, 2022
The geophysical quality Q involved in anelastic energy absorption plays a significant role in the study of subsurface pressure, rock types and temperature distributions.
Junyi Wang   +3 more
openalex   +2 more sources

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