Articles with "atomic oxygen" as a keyword



The Leading Role of Atomic Oxygen in the Collocation of Elves and Hydroxyl Nightglow in the Low-Latitude Mesosphere

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2016ja023681

Abstract: The elve is the dominant type of transient luminous event (TLE) at the base of the E region ionosphere. The hydroxyl nightglow (OH* nightglow hereafter) has been reported at a similar altitude. Statistical studies show… read more here.

Keywords: low latitude; collocation elves; collocation; hydroxyl nightglow ... See more keywords

Investigating the Effects of Atomic Oxygen Cold Plasma Surface Cleaning on the Oil Paint

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Published in 2025 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202500220

Abstract: Surface cleaning plays a crucial role in the conservation of cultural heritage objects. Existing methods still present limitations in terms of efficacy, safety, and sustainability, pushing the field for constant innovation. This study investigates a… read more here.

Keywords: paint; atomic oxygen; oil paint; surface cleaning ... See more keywords

Reactivity of Atomic Oxygen Radical Anions in Metal Oxide Clusters.

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Published in 2024 at "ChemPlusChem"

DOI: 10.1002/cplu.202400085

Abstract: Atomic oxygen radical anion (O•-) represents an important type of reactive centre that exists in both chemical and biological systems. Gas-phase atomic clusters can be studied under isolated and well controlled conditions. Studies of O•--containing… read more here.

Keywords: chemistry; oxide clusters; metal oxide; atomic oxygen ... See more keywords

Effect of atomic oxygen irradiation on the structural and tribological characteristics of polytetrafluoroethylene and its composites

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Published in 2017 at "Surface and Interface Analysis"

DOI: 10.1002/sia.6066

Abstract: Based on the ground-based simulation facility, the effects of atomic oxygen (AO) irradiation on the structural and tribological properties of pure polytetrafluoroethylene (PTFE) and carbon fiber and MoS2-filled PTFE composites were studied by scanning electron… read more here.

Keywords: oxygen irradiation; irradiation structural; structural tribological; atomic oxygen ... See more keywords

Property changes in materials due to atomic oxygen in the low Earth orbit

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Published in 2021 at "CEAS Space Journal"

DOI: 10.1007/s12567-021-00376-2

Abstract: We expect satellites at altitude below 300 km, very low Earth orbit (VLEO), making observations of the Earth at optical wavelength with increasingly higher resolution. The density of atomic oxygen (AO) at VLEO is significantly higher… read more here.

Keywords: low earth; degradation; earth orbit; bsf ... See more keywords

Effects of atomic oxygen on titanium dioxide thin film

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Published in 2018 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2018.02.024

Abstract: Abstract In low earth orbit (LEO), atomic oxygen (AO) has shown to cause degradation of organic materials used in spacecrafts. Similar to other metal oxides such as SiO2, Al2O3 and ITO, TiO2 has potential to… read more here.

Keywords: tio2; atomic oxygen; effects atomic; film ... See more keywords

Barrier mechanism of multilayers graphene coated copper against atomic oxygen irradiation

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Published in 2018 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2018.03.026

Abstract: Abstract Graphene has been demonstrated as a protective coating for Cu under ambient condition because of its high impermeability and light-weight oxidation barrier. However, it lacks the research of graphene as a protective coating in… read more here.

Keywords: barrier; oxidation; graphene; atomic oxygen ... See more keywords
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The effect of atomic oxygen flux and impact energy on the damage of spacecraft metals

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Published in 2020 at "Advances in Space Research"

DOI: 10.1016/j.asr.2020.05.021

Abstract: Abstract High-energy atomic impacts represent one of the biggest threats to material performance in both the low earth orbit (LEO) and deep space environment. However, while significant test data exists for LEO atomic oxygen (AO)… read more here.

Keywords: energy; impact; atomic oxygen; damage ... See more keywords

Substantially enhanced durability of polyhedral oligomeric silsequioxane-polyimide nanocomposites against atomic oxygen erosion

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Published in 2017 at "European Polymer Journal"

DOI: 10.1016/j.eurpolymj.2017.05.004

Abstract: Abstract Several groups of polyimide (PI)-based nanomaterials reinforced with polyhedral oligomeric silsequioxane (POSS) nanoparticles were subjected to atomic oxygen (AO) exposure to investigate the effects of POSS and glassification plasma pre-treatment. Various characterizations revealed the… read more here.

Keywords: topography; erosion; atomic oxygen; oligomeric silsequioxane ... See more keywords

Responses of TMDs-metals composite films to atomic oxygen exposure

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Published in 2018 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2018.06.311

Abstract: Abstract To clarify the ability of reactive metals alloyed transition metal disulfides (TMDs) films resistant to low-earth-orbit (LEO) space exposure, the MoS2-16 at. % Ag film was sputtered and exposed in long-term atomic oxygen (AO) environment.… read more here.

Keywords: irradiation; exposure; composite film; atomic oxygen ... See more keywords
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Effects of accelerated aging on thermal, mechanical, and shape memory properties of a cyanate-based shape memory polymer: II atomic oxygen

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Published in 2021 at "Polymer Degradation and Stability"

DOI: 10.1016/j.polymdegradstab.2021.109515

Abstract: Abstract As a new kind of smart material with shape changing and fixing abilities, the shape memory polymer (SMP), has become a research hotspot for space deployment structures in recent years. In fact, studying the… read more here.

Keywords: cyanate based; atomic oxygen; shape memory; shape ... See more keywords