Articles with "ultra fine" as a keyword



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Pure ultra-fine carbon particles do not exert pro-coagulation and inflammatory effects on microvascular endothelial cells

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Published in 2018 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-018-3783-3

Abstract: Pro-thrombotic and inflammatory changes play an important role in cardiovascular morbidity and mortality, resulting from short-term exposure to fine particulate air-pollution. Part of those effects has been attributed to the ultra-fine particles (UFPs) that pass… read more here.

Keywords: carbon; particles exert; inflammatory; microvascular endothelial ... See more keywords
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On the Analysis of High-Temperature Mechanical Properties and Dry Sliding Tribological Behavior of Ultra-Fine Grained Boron Carbide-Reinforced Al5083-Based Trimodal Composites

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Published in 2020 at "Journal of Bio- and Tribo-Corrosion"

DOI: 10.1007/s40735-020-00398-z

Abstract: Numerous research studies have been done on ultra-fine grained (UFG) aluminum and aluminum-based composites materials due to their higher tensile strength in comparison with coarse-grained (CG) bulks. However, the relationship between the mechanical behavior and… read more here.

Keywords: temperature; dry sliding; fine grained; ultra fine ... See more keywords
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Probing defect relaxation in ultra-fine grained Ta using micromechanical spectroscopy

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Published in 2020 at "Acta Materialia"

DOI: 10.1016/j.actamat.2019.12.011

Abstract: Abstract The study of grain boundaries (GBs) in polycrystalline materials is a field of major interest, as many fundamental properties are influenced by their actual structure. One of the main challenges in investigating GBs is… read more here.

Keywords: relaxation; fine grained; probing defect; ultra fine ... See more keywords
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Vertical distribution of particulate matter, black carbon and ultra-fine particles in Stuttgart, Germany

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Published in 2020 at "Atmospheric Pollution Research"

DOI: 10.1016/j.apr.2020.05.017

Abstract: Abstract The stability of the atmosphere plays a major role in the dispersion of pollutants. The meteorological conditions favoring a high-pressure situation resulting in the formation of inversion layer inhibits pollutant dispersion. The aim of… read more here.

Keywords: black carbon; inversion; carbon ultra; ultra fine ... See more keywords
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Evaluation of bone formation on ultra-fine structures in simulated body fluid

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Published in 2019 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2017.08.203

Abstract: Abstract Surface modifications are commonly utilized to adjust the properties of titanium and its alloy surface to the specific needs of medical applications, but there are disadvantages such as poor osteoconductive properties and low adhesion… read more here.

Keywords: surface; spectroscopy; ultra fine; bone ... See more keywords
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Characteristics of ultra-fine bubble water and its trials on enhanced methane production from waste activated sludge.

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Published in 2019 at "Bioresource technology"

DOI: 10.1016/j.biortech.2018.10.077

Abstract: In this study biogas production efficiency was evaluated by adding ultra-fine bubble water (UFBW) into waste activated sludge (WAS) through anaerobic digestion (AD). Four kinds of gases, i.e. Air, N2, CO2 and H2 were introduced… read more here.

Keywords: production; water; bubble water; fine bubble ... See more keywords
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Preparation and characterization of ultra-fine ammonium perchlorate crystals using a microfluidic system combined with ultrasonication

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Published in 2021 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2020.126516

Abstract: Abstract The common methods used for the preparation of ultrafine ammonium perchlorate (AP) crystals are physical and recrystallization methods. These methods are associated with several limitations, including strong vibrations or friction during the preparation process… read more here.

Keywords: perchlorate crystals; ammonium perchlorate; ultra fine; microfluidic system ... See more keywords
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Graphene oxide modified Strain Hardening Cementitious Composites with enhanced mechanical and thermal properties by incorporating ultra-fine phase change materials

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Published in 2019 at "Cement and Concrete Composites"

DOI: 10.1016/j.cemconcomp.2019.02.010

Abstract: Abstract A novel Strain Hardening Cementitious Composite (SHCC) was developed by incorporating ultra-fine (30 I¼m) phase change materials (PCMs) composites and Graphene Oxide (GO) to enhance its mechanical and thermal performance. The ultra-fine PCMs composites were… read more here.

Keywords: strain hardening; pcms composites; incorporating ultra; ultra fine ... See more keywords
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Mitigation of ASR expansion in concrete using ultra-fine coal bottom ash

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Published in 2019 at "Construction and Building Materials"

DOI: 10.1016/j.conbuildmat.2019.01.013

Abstract: Abstract The focus of this study is to both quantitatively and qualitatively assess the effectiveness of pulverized ultra-fine bottom ash as a cement replacement to mitigate the detrimental effects of alkali-silica reaction (ASR). Raw landfilled… read more here.

Keywords: pulverized bottom; coal bottom; bottom; ultra fine ... See more keywords
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Lapping performance of mixed-size agglomerated diamond abrasives in fixed abrasives pads

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Published in 2021 at "Diamond and Related Materials"

DOI: 10.1016/j.diamond.2021.108499

Abstract: Abstract Ultra-fine diamond grains are used to prepare agglomerated diamond (AD) abrasives that are, in turn, applied to make fixed agglomerated diamond abrasive (FADA) pads. The as-prepared pads demonstrated very low removal efficiency along with… read more here.

Keywords: fine diamond; diamond; diamond abrasives; ultra fine ... See more keywords
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Application of ultra-fine dry chemicals modified by POTS/OBS for suppressing aviation kerosene pool fire

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Published in 2020 at "Fire Safety Journal"

DOI: 10.1016/j.firesaf.2020.103148

Abstract: Abstract Ultra-fine dry chemicals, as an effective fire suppressant, may have higher fire extinguishing efficiency and the ability to inhibit pool fires re-ignition after oil-repellent treatment. Thus, we used two surfactants, i.e. POTS (1H,1H,2H,2H-perfluorooctyltrimethoxysilane) and… read more here.

Keywords: fine dry; fire extinguishing; dry chemicals; ultra fine ... See more keywords