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The relative contributions of traffic and non-traffic sources in ultrafine particle formations in Tehran mega city
Emissions of ultrafine particles (UFPs; diameter < 100 nm) are strongly associated with traffic-related emissions and are a growing global concern in...
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Biodegradable ether amines for reverse cationic flotation separation of ultrafine quartz from magnetite
A considerable amount of ultrafine magnetite as the iron source will end up in the tailing dams since the magnetic separation process markedly drops...
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Starch vs. tannin as biodegradable reagents for ultrafine hematite depression
Enrichment of ultrafine liberated valuable minerals from their associated gangue phases is one of the emerging investigation topics within mineral...
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Characteristics of ultrafine-ground potassium-bearing shale and the effects of roasting pre-cracking
Potassium-bearing shale is being developed as a potential alternative to potash for use in fertilisers. The first step in this process is to reduce...
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Accurate measurements of particle emissions from a three-dimensional printer using a chamber test with a mixer-installed sampling system
Recently, three-dimensional (3D) printing has attracted attention as a new manufacturing technology. However, there is lack of data and regulations...
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Unprecedented levels of ultrafine particles, major sources, and the hydrological cycle
Ultrafine particles (UFP) acting as cloud condensation nuclei (CCN) are the driving force behind changing rainfall patterns. Recently observed...
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General synthesis of ultrafine metal oxide/reduced graphene oxide nanocomposites for ultrahigh-flux nanofiltration membrane
Graphene-based membranes have great potential to revolutionize nanofiltration technology, but achieving high solute rejections at high water flux...
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Characteristics and risk assessment of occupational exposure to ultrafine particles generated from cooking in the Chinese restaurant
Ultrafine particles have been increasingly linked to adverse health effects in restaurant workers. This study aimed to clarify the exposure...
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Grain size dependent high-pressure elastic properties of ultrafine micro/nanocrystalline grossular
We have performed sound velocity and unit cell volume measurements of three synthetic, ultrafine micro/nanocrystalline grossular samples up to 50 GPa...
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Trace Gas Pollutants Led to New Particle Formation and a Strong Convective System Over Telangana, India
New particle formation (NPF) is an important source of more than half of the atmosphere’s cloud condensation nuclei (CCN) and the transport of...
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High-efficiency retention of ultrafine aerosols by electrospun nanofibers
The versatility of nanofibrous polymeric materials makes them attractive for develo** respiratory protective equipment. Ultrafine nanofibers...
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Global variability in atmospheric new particle formation mechanisms
A key challenge in aerosol pollution studies and climate change assessment is to understand how atmospheric aerosol particles are initially formed
1 ,2 ....
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Influence of the modifiers in polyol method on magnetically induced hyperthermia and biocompatibility of ultrafine magnetite nanoparticles
Magnetite nanoparticles (Fe 3 O 4 NPs) are widely tested in various biomedical applications, including magnetically induced hyperthermia. In this study,...
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Evidence for the coupling of refill liquids content and new particle formation in electronic cigarette vapors
The size and chemical content of particles in electronic cigarette vapors (e-vapors) dictate their fate in the human body. Understanding how...
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Role of gas–molecular cluster–aerosol dynamics in atmospheric new-particle formation
New-particle formation from vapors through molecular cluster formation is a central process affecting atmospheric aerosol and cloud condensation...
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Numerical simulation on energy transfer enhancement of a Williamson ferrofluid subjected to thermal radiation and a magnetic field using hybrid ultrafine particles
In this numerical investigation, completely developed laminar convective heat transfer characteristics of a Williamson hybrid ferronanofluid over a...
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The dependence of particle size on cell toxicity for modern mining dust
Progressive massive pulmonary fibrosis among coal miners has unexpectedly increased. It would likely due to the greater generation of smaller rock...
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Effects of lubricant-fuel mixing on particle emissions in a single cylinder direct injection spark ignition engine
Gasoline direct injection (GDI) engines emit less carbon dioxide (CO 2 ) than port fuel injection (PFI) engines when fossil fuel conditions are the...
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Crystal and electronic facet analysis of ultrafine Ni2P particles by solid-state NMR nanocrystallography
Structural and morphological control of crystalline nanoparticles is crucial in the field of heterogeneous catalysis and the development of “reaction...
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Improvement of structural efficiency in metals by the control of topological arrangements in ultrafine and coarse grains
Improvement of structural efficiency in various materials is critically important for sustainable society development and the efficient use of...
