Results 21 to 30 of about 2,310,283 (266)

Extraterrestrial Photosynthesis by Chang’E-5 Lunar Soil

open access: yesJoule, 2021
In light of significant effort conducted to manned deep space exploration, it is of high technological importance and scientific interest to develop the lunar life supporting system for long-term exploration and exploitation. And lunar in situ resource
Yingfang Yao   +16 more
semanticscholar   +1 more source

Measurement of Simulated Lunar Soil Information Using Rutting Images

open access: yesIEEE Access, 2020
Research on lunar soil has great value, and soil hardness is one of the essential parameters to be measured. Currently, the existing method involves contact measurement using special instruments.
Hongwei Gao   +5 more
doaj   +1 more source

A study of lunar soil simulants from construction and building materials perspective

open access: yesCase Studies in Construction Materials, 2023
Ten lunar soil simulants originated from North America and Europe were analysed in this paper. Properties important from civil engineering perspective (especially for future large-scale field experimental studies associated with lunar aggregate and lunar
Janusz Kobaka   +5 more
doaj   +1 more source

SHPB tests and analysis of lunar soil simulant under different negative temperatures and water contents

open access: yes矿业科学学报, 2023
In order to study the dynamic mechanical properties of the frozen lunar soil in the permanent shadow area of the moon, the basaltic lunar soil simulant was used as the research object, and the dynamic impact test was performed on it.
Ma Qinyong, Bao Xiaoxuan
doaj   +1 more source

Research progress in the in-situ utilization of lunar soil

open access: yes工程科学学报, 2021
The in-situ utilization of lunar mineral resources is fundamental process for the establishment of a lunar base and subsequent exploration of deep space.
Lang CHE   +7 more
doaj   +1 more source

Mechanical fracture properties of concrete with lunar aggregate simulant [PDF]

open access: yesMATEC Web of Conferences, 2020
From the volumetric point of view, aggregate is the most important ingredient in any kind of concrete. It is impossible to use raw soil instead of aggregate to produce concrete.
Seitl Stanislav   +6 more
doaj   +1 more source

Erosion rate of lunar soil under a landing rocket, part 1: Identifying the rate-limiting physics [PDF]

open access: yesIcarus (New York, N.Y. 1962)
Multiple nations are planning activity on the Moon's surface, and to deconflict lunar operations we must understand the sandblasting damage from rocket exhaust blowing soil.
P. Metzger
semanticscholar   +1 more source

DEM simulation of soil-tool interaction under extraterrestrial environmental effects [PDF]

open access: yes, 2017
In contrast to terrestrial environment, the harsh lunar environment conditions include lower gravity acceleration, ultra-high vacuum and high (low) temperature in the daytime (night-time).
Arroyo Alvarez de Toledo, Marcos   +3 more
core   +2 more sources

Erosion rate of lunar soil under a landing rocket, part 2: Benchmarking and predictions [PDF]

open access: yesIcarus (New York, N.Y. 1962)
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. That equation has
P. Metzger
semanticscholar   +1 more source

Estimation of Apollo lunar dust transport using optical extinction measurements [PDF]

open access: yes, 2015
A technique to estimate mass erosion rate of surface soil during landing of the Apollo Lunar Module (LM) and total mass ejected due to the rocket plume interaction is proposed and tested.
Lane, John E., Metzger, Philip T.
core   +3 more sources

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