Results 11 to 20 of about 9,393 (191)

Evaluating the Relationship Between the Area and Latitude of Large Igneous Provinces and Earth's Long‐Term Climate State

open access: yesGeophysical Monograph Series, Page 153-168., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Yuem Park   +3 more
wiley  

+1 more source

The importance of Phobos simulants: a review on our current knowledge

open access: yesFrontiers in Astronomy and Space Sciences, 2023
Phobos, a satellite of Mars, was successfully studied by flyby, orbiter, and landing missions to the Red Planet, but several questions remain about its origin, composition, and relationship to Mars.
Catarina Miranda   +10 more
doaj   +1 more source

Phosphorus-solubilizing bacteria improve the growth of Nicotiana benthamiana on lunar regolith simulant by dissociating insoluble inorganic phosphorus

open access: yesCommunications Biology, 2023
In-situ utilization of lunar soil resources will effectively improve the self-sufficiency of bioregenerative life support systems for future lunar bases.
Yitong Xia   +3 more
doaj   +1 more source

Geochemistry of a spheroidal weathering profile in a tropical mountainous landscape, Rio de Janeiro, Brazil

open access: yesAnais da Academia Brasileira de Ciências, 2022
Boulders are an important material in debris flow and their source is coupled with spheroidal weathering profiles that produce corestones. The goal of this work was to establish the geochemical transformations that produced corestones and distinguished ...
CARLA S. SILVEIRA   +4 more
doaj   +1 more source

Bulk Density of the Lunar Regolith at the Chang'E‐3 Landing Site as Estimated From Lunar Penetrating Radar

open access: yesEarth and Space Science, 2020
Bulk density of the lunar regolith is a key factor affecting its geophysical and geotechnical properties. In this study, a new method for estimating the bulk density of the lunar regolith is developed based on the geometric characteristic (i.e ...
Wenzhe Fa
doaj   +1 more source

A Survey on Extraterrestrial Habitation Structures with a Focus on Energy-Saving 3D Printing Techniques

open access: yesApplied Sciences, 2023
In the past two decades, various space agencies have shown great enthusiasm for constructing habitable structures on lunar and Martian surfaces. Consequently, several extraterrestrial structures have been proposed by different researchers.
Mitra Khalilidermani, Dariusz Knez
doaj   +1 more source

Effect of Target Properties on Regolith Production

open access: yesRemote Sensing
Based on the measurements of regolith thicknesses on the lunar maria (basalts), the lunar regolith was determined to have accumulated at a rate of about 1 m/Gyr since the era of the late heavy bombardment.
Minggang Xie, Yan Li
doaj   +1 more source

Making parts on Mars: Laser processing of iron contaminated by regolith simulant

open access: yesMaterials Today Advances
Manufacturing pure metals on Mars is challenging due to limited energy resources and unavoidable contamination of raw materials and production equipment with the Martian dust (regolith) resulting in impure materials.
Askar Kvaratskheliya   +8 more
doaj   +1 more source

Structure and Formation Mechanism of Lunar Regolith

open access: yesSpace: Science & Technology
Lunar regolith is a thin layer of weakly cohesive detrital materials covering the lunar surface. Studies on returned lunar samples have revealed that the lunar regolith mainly consists of fragments of rocks, minerals, breccia, glasses, and agglutinates ...
Liping Qin   +7 more
doaj   +1 more source

The circular nutrient economy of terrestrial ecosystems and the consequences for rock weathering

open access: yesFrontiers in Environmental Science, 2023
Earth’s biosphere is thought to exert a substantial influence on regolith evolution and chemical weathering rates. However, ecosystems are also highly efficient at retaining and recycling nutrients.
Kate Maher   +2 more
doaj   +1 more source

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