Results 11 to 20 of about 6,682,882 (260)

Spectral-Kinetic Synergy in Au-Network Engineered FeTiO<sub>3</sub>: A Multi-Field Coupling Strategy for Lunar In Situ Resource Utilization. [PDF]

open access: yesAdv Sci (Weinh)
How can humanity achieve lunar self‐sufficiency? We utilize Au topology networks to modify the abundant lunar ilmenite. This catalyst, under sunlight, can convert waste carbon dioxide into space fuel. This design leverages the moon's natural vacuum for green manufacturing, avoiding the waste of gold and serving as “artificial chloroplasts” to sustain ...
Wang Y   +9 more
europepmc   +2 more sources

Reflections on Early Lunar base Design

open access: yes, 2021
This paper will trace the early ideas of lunar architecture developed by the US and Soviet space programs. Starting with a historical overview of those achievements, it will highlight specific engineering, architectural and design elements, illustrated
Häuplik-Meusburger, Sandra   +1 more
core   +4 more sources

Overview of the Lunar In Situ Resource Utilization Techniques for Future Lunar Missions

open access: yesSpace: Science & Technology, 2023
Along with the rapid development of space technology, extraterrestrial exploration has gradually tended to further-distanced and longer-termed planet exploration.
Peng Zhang   +15 more
doaj   +1 more source

Analysis of the Direct Shear Test and Microstructure of the Lunar Soil Simulant Solidified by Sodium Silicate

open access: yesAdvances in Materials Science and Engineering, 2022
The lunar soil is an ideal building material for future lunar base construction. In order to improve the strength of lunar soil, basalt with similar composition to lunar soil was used to simulate lunar soil due to lack of real lunar soil, and the ...
Qinyong Ma, Hanyan Wang
doaj   +1 more source

Preparation and Characterization of High-Strength Geopolymer Based on BH-1 Lunar Soil Simulant with Low Alkali Content

open access: yesEngineering, 2021
The construction of a lunar base and habitation on the Moon has always been on researchers’ minds. Building materials used in in situ lunar resources are of great significance for saving expensive space freight.
Siqi Zhou   +3 more
doaj   +1 more source

Trajectory optimization for the Hevelius-lunar microsatellite mission [PDF]

open access: yes, 2005
In this paper trajectory optimisation for the Hevelius mission is presented. The Hevelius-Lunar Microsatellite Mission - is a multilander mission to the dark side of the Moon, supported by a relay microsatellite, orbiting on a Halo orbit around L2. Three
Colombo, Camilla   +3 more
core   +3 more sources

Multi-Agent Action Graph Based Task Allocation and Path Planning Considering Changes in Environment

open access: yesIEEE Access, 2023
Task allocation and path planning considering changes in the mobility of robots in the environment allows the robots to efficiently execute tasks with smaller travel times.
Takuma Okubo, Masaki Takahashi
doaj   +1 more source

Quantitative Inversion of Lunar Surface Chemistry Based on Hyperspectral Feature Bands and Extremely Randomized Trees Algorithm

open access: yesRemote Sensing, 2022
In situ resource utilization (ISRU) is required for the operation of both medium and long-term exploration missions to provide metallic materials for the construction of lunar base infrastructure and H2O and O2 for life support.
Shuangshuang Wu   +5 more
doaj   +1 more source

The scientific case for renewed human activities on the Moon [PDF]

open access: yes, 2004
It is over 30 years since the last human being stood on the lunar surface and this long hiatus in human exploration has been to the detriment of lunar and planetary science. The primary scientific importance of the Moon lies in the record it preserves of
Crawford, Ian
core   +1 more source

A pilot study of laser-welding cast basalt blocks for lunar construction

open access: yesCase Studies in Construction Materials, 2023
Using sintered or melted regolith to produce masonry units is a promising option for constructing lunar base civil infrastructure. However, the ingredients needed to produce cementitious mortar are not easily available on the moon and using water-based ...
Kevin W. Farries   +2 more
doaj   +1 more source

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