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ultrafine particles

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  • Ultrafine particles — (UFPs) are nanoscale, less than 100 nanometres. Clusters of UFPs can be seen with the naked eye. But, electron microscopy and special physical lab conditions allow scientists to observe UFP morphology. UFPs are both manufactured and naturally… …   Wikipedia

  • ultrafine — /ˈʌltrəfaɪn/ (say ultruhfuyn) adjective extremely small, registering only on a nanoscale: ultrafine particles …  

  • Nanoparticle — In nanotechnology, a particle is defined as a small object that behaves as a whole unit in terms of its transport and properties. Particles are further classified according to size[1] : in terms of diameter, coarse particles cover a range… …   Wikipedia

  • Nanotoxicology — For the scientific journal of this name, see Nanotoxicology (journal). Part of a series of articles on the Impact of Nanotechnology …   Wikipedia

  • Ультрадисперсные частицы — (УДЧ)  наномасштабные частицы, размеры которых менее 100 нанометров.[1] В настоящее время пока не существует классового стандарта для частиц, загрязняющих воздух, которые гораздо меньше по размерам, описанных в стандартах классов частиц [2] …   Википедия

  • Particulate — Particulates, alternatively referred to as particulate matter (PM) or fine particles, are tiny particles of solid or liquid suspended in a gas. In contrast, aerosol refers to particles and the gas together. Sources of particulate matter can be… …   Wikipedia

  • Impact environnemental des transports routiers — À Shanghai, le smog est presque quotidien, et la voiture en est une des principales causes …   Wikipédia en Français

  • Nano spray dryer — Nano spray dryers refer to using spray drying to create particles in the nanometer range. Spray drying is a gentle method for producing powders with a defined particle size out of solutions, dispersions, and emulsions which is widely used for… …   Wikipedia

  • Laser printer — HP LaserJet 4200 series printer, installed atop high capacity paper feeder …   Wikipedia

  • Smoke — is the collection of airborne solid and liquid particulates and gases [ [http://www.fire.nist.gov/bfrlpubs/fire95/PDF/f95126.pdf Smoke Production and Properties ] SFPE Handbook of Fire Protection Engineering] emitted when a material undergoes… …   Wikipedia

  • Diesel exhaust — A diesel powered truck emitting sooty exhaust gas while starting its engine. Diesel exhaust (known as clag when emitted by diesel locomotives, or diesel engine emissions in scientific papers) is the exhaust gas of a diesel engine. In diesel… …   Wikipedia

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