Results 101 to 110 of about 37,372 (213)

Advance prototype silver ion water bactericide system [PDF]

open access: yes
An advance prototype unit was designed and fabricated to treat anticipated fuel cell water. The unit is a single canister that contains a membrane-type prefilter and a silver bromide contacting bed.
Allen, E. T., Jasionowski, W. J.
core   +1 more source

A Comparison of Different Protocols for the Extraction of Microbial DNA Inhabiting Synthetic Mars Simulant Soil

open access: yesMicroorganisms
Compared with typical Earth soil, Martian soil and Mars simulant soils have distinct properties, including pH > 8.0 and high contents of silicates, iron-rich minerals, sulfates, and metal oxides.
Han Wang   +6 more
doaj   +1 more source

Adventures in Lunar Core Processing: Timeline of and Preparation for Opening of Core Sample 73002 for the ANGSA Program [PDF]

open access: yes
The Apollo mission returned 382 kg of rocks, soil and core samples, which have helped to advance our knowledge of lunar science. Studies of these lunar samples are crucial for our understanding of the Moons geological evolution.
Allton, J. H.   +5 more
core   +1 more source

Regolith behavior under asteroid-level gravity conditions: low-velocity impact experiments

open access: yes, 2018
The dusty regolith covering the surfaces of asteroids and planetary satellites differs in size, shape, and composition from terrestrial soil particles and is subject to very different environmental conditions.
Abukhalil, Sumayya   +5 more
core   +1 more source

Investigation of mechanical and thermal properties of microwave-sintered lunar simulant materials using 2.45 GHz radiation [PDF]

open access: yes
The mechanical and thermal properties of lunar simulant material were investigated. An alternative method of examining thermal shock in microwave-sintered lunar samples was researched.
Meek, T. T.
core   +1 more source

The effects of lunar dust accumulation on the performance of photovoltaic arrays [PDF]

open access: yes
Lunar base activity, particularly rocket launch and landing, will suspend and transport lunar dust. From preliminary models, the resulting dust accumulation can be significant, even as far as 2 km from the source.
Brinker, David J.   +2 more
core   +1 more source

Microscopic observations of needle and soft-tissue simulant interactions [PDF]

open access: yes, 2011
Currently, physicians have no means of correctly estimating the needle tip location during percutaneous needle insertion. A model of needle-tissue interaction that predicts the needle tip location would assist physicians in pre-operative planning and ...
Jahya, Alex, Misra, Sarthak
core   +2 more sources

Development of a mineralogically replicated Martian regolith simulant informed by Martian meteorites

open access: yesCleaner Materials
Martian regolith simulants play a critical role in scientific research, payload testing, and in situ resource utilization (ISRU) experiments. However, the absence of actual Martian soil samples limits the accuracy of current simulants in replicating the ...
Yutong Deng   +5 more
doaj   +1 more source

Shock-treated Lunar Soil Simulant: Preliminary Assessment as a Construction Material [PDF]

open access: yes
In an effort to examine the feasibility of applying dynamic compaction techniques to fabricate construction materials from lunar regolith, preliminary explosive shock-loading experiments on lunar soil simulants were carried out.
Bernold, Leonhard E.   +2 more
core   +1 more source

Differential thermal analysis of lunar soil simulant [PDF]

open access: yes
Differential thermal analysis of a lunar soil simulant, 'Minnesota Lunar Simulant-1' (MLS-1) was performed. The MLS-1 was tested in as-received form (in glass form) and with another silica.
Setzer, A., Tucker, D.
core   +1 more source

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