Characterization of Composite Freeze-Dried Aerogels with Simulant Lunar Regolith for Space Applications

Recently, the goal of space exploration has shifted from the incognito of the solar system to the Moon. Concepts like human permanence on the Moon and thermal protective structures made with ISRU (in situ resource utilization) of raw materials have started to be implemented. By limiting the need to...

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Main Authors: Laura Borella, Andrea Rozo, Claire Perfetti, Carlo Saverio Iorio
Format: Article
Language:English
Published: MDPI AG 2023-08-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/16/17/5797
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author Laura Borella
Andrea Rozo
Claire Perfetti
Carlo Saverio Iorio
author_facet Laura Borella
Andrea Rozo
Claire Perfetti
Carlo Saverio Iorio
author_sort Laura Borella
collection DOAJ
description Recently, the goal of space exploration has shifted from the incognito of the solar system to the Moon. Concepts like human permanence on the Moon and thermal protective structures made with ISRU (in situ resource utilization) of raw materials have started to be implemented. By limiting the need to launch supplies from the Earth, the paradigm of spaceflight is changed, privileging the vanguard of the utilisation of resources in situ. Still, the main challenges of surviving the radiation dose and the cryogenic temperatures of the lunar night remain. Recent studies have demonstrated how innovative composite materials can help reduce the temperature stress on exploration vehicles. This research presents the material properties of aerogel insulating materials combined with LHS (lunar highlands simulant) regolith obtained by freeze frying. Organic-based aerogels with different percentages of LHS have been analysed in terms of material, morphology, and thermal properties.
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spelling doaj.art-be12f9bdfaa9448d8f5e9cfb0461e6192023-11-19T08:26:03ZengMDPI AGMaterials1996-19442023-08-011617579710.3390/ma16175797Characterization of Composite Freeze-Dried Aerogels with Simulant Lunar Regolith for Space ApplicationsLaura Borella0Andrea Rozo1Claire Perfetti2Carlo Saverio Iorio3Centre for Research and Engineering in Space Technologies, Université Libre de Bruxelles, 1050 Brussels, BelgiumCentre for Research and Engineering in Space Technologies, Université Libre de Bruxelles, 1050 Brussels, BelgiumCentre for Research and Engineering in Space Technologies, Université Libre de Bruxelles, 1050 Brussels, BelgiumCentre for Research and Engineering in Space Technologies, Université Libre de Bruxelles, 1050 Brussels, BelgiumRecently, the goal of space exploration has shifted from the incognito of the solar system to the Moon. Concepts like human permanence on the Moon and thermal protective structures made with ISRU (in situ resource utilization) of raw materials have started to be implemented. By limiting the need to launch supplies from the Earth, the paradigm of spaceflight is changed, privileging the vanguard of the utilisation of resources in situ. Still, the main challenges of surviving the radiation dose and the cryogenic temperatures of the lunar night remain. Recent studies have demonstrated how innovative composite materials can help reduce the temperature stress on exploration vehicles. This research presents the material properties of aerogel insulating materials combined with LHS (lunar highlands simulant) regolith obtained by freeze frying. Organic-based aerogels with different percentages of LHS have been analysed in terms of material, morphology, and thermal properties.https://www.mdpi.com/1996-1944/16/17/5797Moonaerogelslunar nightspace insulatorsISRUlunar regolith
spellingShingle Laura Borella
Andrea Rozo
Claire Perfetti
Carlo Saverio Iorio
Characterization of Composite Freeze-Dried Aerogels with Simulant Lunar Regolith for Space Applications
Materials
Moon
aerogels
lunar night
space insulators
ISRU
lunar regolith
title Characterization of Composite Freeze-Dried Aerogels with Simulant Lunar Regolith for Space Applications
title_full Characterization of Composite Freeze-Dried Aerogels with Simulant Lunar Regolith for Space Applications
title_fullStr Characterization of Composite Freeze-Dried Aerogels with Simulant Lunar Regolith for Space Applications
title_full_unstemmed Characterization of Composite Freeze-Dried Aerogels with Simulant Lunar Regolith for Space Applications
title_short Characterization of Composite Freeze-Dried Aerogels with Simulant Lunar Regolith for Space Applications
title_sort characterization of composite freeze dried aerogels with simulant lunar regolith for space applications
topic Moon
aerogels
lunar night
space insulators
ISRU
lunar regolith
url https://www.mdpi.com/1996-1944/16/17/5797
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AT andrearozo characterizationofcompositefreezedriedaerogelswithsimulantlunarregolithforspaceapplications
AT claireperfetti characterizationofcompositefreezedriedaerogelswithsimulantlunarregolithforspaceapplications
AT carlosaverioiorio characterizationofcompositefreezedriedaerogelswithsimulantlunarregolithforspaceapplications