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Related papers: Lunar Mantle Structure and Composition Inferred Fr…

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The ability of Earths mantle to conduct heat by radiation is determined by optical properties of mantle phases. Optical properties of mantle minerals at high pressure are accessible through diamond anvil cell experiments, but because of the…

Geophysics · Physics 2016-04-12 Sergey S. Lobanov , Nicholas Holtgrewe , Alexander F. Goncharov

A passive and multi-channel microwave sounder onboard Chang'E-2 orbiter has successfully performed microwave observation of the lunar surface and subsurface structure. Compared with Chang'E-1 orbiter, Chang'E-2 orbiter obtained more…

Instrumentation and Methods for Astrophysics · Physics 2015-06-19 Shuguo Xing , Yan Su , Jianqing Feng , Chunlai Li

Light volatile elements in lunar regolith are thought to be a mixture of the solar wind and Earth's atmosphere, the latter sourced in the absence of geomagnetic field. However, the extent to which both the current and primitive geodynamo…

Earth and Planetary Astrophysics · Physics 2024-12-03 Shubhonkar Paramanick , Eric G. Blackman , John A. Tarduno , Jonathan Carroll-Nellenback

The Apollo 15 & 16 missions were the first to explore the Lunar surface chemistry by investigating about 10% of the Lunar surface using a remote sensing X-ray fluorescence spectrometer experiment. The data obtained have been extensively…

Earth and Planetary Astrophysics · Physics 2021-06-09 Anniek J. Gloudemans , Erik Kuulkers , Riccardo Campana , Alfredo Escalante , Merlin Kole , Yoan Mollard

In the companion paper ("Erosion rate of lunar soil under a landing rocket, part 1: identifying the rate-limiting physics", this issue) an equation was developed for the rate that lunar soil erodes under the exhaust of a landing rocket.…

Earth and Planetary Astrophysics · Physics 2024-03-28 Philip Metzger

The solar wind plasma from the Sun interacts with the Moon, generating a wake structure behind it, since the Moon is to a good approximation an insulator, has no intrinsic magnetic field and a very thin atmosphere. The lunar wake in…

Astrophysics · Physics 2009-11-06 Paul C. Birch , Sandra C. Chapman

Lunar dust -- the sub-millimeter fraction of the regolith -- controls the optical, thermophysical, electrical, mechanical, and environmental behavior of the Moon's surface. These properties set the performance envelopes of remote-sensing…

Earth and Planetary Astrophysics · Physics 2026-03-25 Slava G. Turyshev

Electromagnetic (EM) sounding can constrain the electrical structure of Enceladus and, in turn, the salinity of its ocean and the porosity, fluid content, and thermal state of its hydrothermally active core. Here, we assess the feasibility…

Earth and Planetary Astrophysics · Physics 2026-05-19 Alexander Grayver , Joachim Saur

Separating electron and phonon thermal conductivity components is imperative for understanding the principle thermal transport mechanisms in metals and highly desirable in many applications. In this work, we predict the mode-dependent…

Materials Science · Physics 2019-10-23 Zhen Tong , Shouhang Li , Xiulin Ruan , Hua Bao

The impact heat accumulated during the late stage of planetary accretion can melt a significant part or even the entire mantle of a terrestrial body, giving rise to a global magma ocean. [...] Assuming fractional crystallization of the…

Earth and Planetary Astrophysics · Physics 2015-06-19 A. -C. Plesa , N. Tosi , D. Breuer

A comprehensive understanding of the physical origin of the unique magnetic and transport properties of A_(1-x)A'^xMnO_3 manganites (A = trivalent rare-earth and A' = divalent alkali-earth metal) is still far from being achieved. The…

Materials Science · Physics 2007-09-19 P. Postorino , A. Congeduti , P. Dore , F. A. Gorelli , L. Ulivi , A. Sacchetti , A. Kumar , D. D. Sarma

We used infrared data from the Lunar Reconnaissance Orbiter (LRO) Diviner Lunar Radiometer Experiment to globally map thermophysical properties of the Moon's regolith fines layer. Thermal conductivity varies from 7.4$\times$10$^{-4}$ W…

Computing the tidal deformations of Mars, we explored various Mars internal structures by examining profiles that include or exclude a basal molten layer within the mantle and a solid inner core. By assessing their compatibility with a…

Earth and Planetary Astrophysics · Physics 2024-03-12 Alex Guinard , Agnes Fienga , Anthony Memin , Clement Ganino

The lower mantle of Earth, characterized by pressures of 24-127 GPa and temperatures of 1900-2600 K, is still inaccessible to direct observations. In this work, we investigate by first principles the stability, phase diagram, elastic…

Materials Science · Physics 2026-02-05 Yongjoong Shin , Enrico Di Lucente , Nicola Marzari , Lorenzo Monacelli

The habitability of exoplanets can be strongly influenced by the presence of an exomoon, and in some cases the exomoon itself could be a possible place for life to develop. For moons outside of the habitable zone, significant tidal heating…

Earth and Planetary Astrophysics · Physics 2023-03-28 Armen Tokadjian , Anthony L. Piro

Various theories have been proposed to explain the Moon's current inclined orbit. We test the viability of these theories by reconstructing the thermal-orbital history of the Moon. We build on past thermal-orbital models and incorporate the…

Earth and Planetary Astrophysics · Physics 2022-09-23 Brynna G. Downey , Francis Nimmo , Isamu Matsuyama

Forming the Moon by a high-angular momentum impact may explain the Earth-Moon isotopic similarities, however, the post-impact angular momentum needs to be reduced by a factor of 2 or more to the current value (1 L_EM) after the Moon forms.…

Earth and Planetary Astrophysics · Physics 2020-08-10 Raluca Rufu , Robin M. Canup

The importance of highly siderophile elements (HSEs) to track planetary late accretion has long been recognized. However, the precise nature of the Moon's accretional history remains enigmatic. There exists a significant mismatch of HSE…

Earth and Planetary Astrophysics · Physics 2020-11-30 Meng-Hua Zhu , Natalia Artemieva , Alessandro Morbidelli , Qing-Zhu Yin , Harry Becker , Kai Wunnemann

Inferring electric potentials from electron phase space density measurements in the lunar wake is complicated by two challenges: the asymmetry between the sunward and anti-sunward sides of the wake driven by the solar wind strahl, and the…