Results 21 to 30 of about 180,408 (214)

Effects of concentration of dispersions on particle sizing during production of fine particles in wet grinding process [PDF]

open access: yes, 2011
Stirred media milling is a prospective technology for producing colloidal dispersions by means of wet grinding process. In the past, many researchers have studied the effects of different operating parameters such as size, shape, nature and quantity of ...
Frances, Christine   +5 more
core   +1 more source

Fine Particles as Solute in Fine Particle (Dusty) Plasmas

open access: yesMicrogravity Science and Technology, 2020
Analysis has been made on a possibility of phase separation and critical point as a solution of fine particles in plasmas, extending the previous work which pointed out this as one of two such possibilities. Fine particles are treated as a solute in the solvent of weakly coupled plasmas of electrons and ions.
openaire   +2 more sources

Coupling Flotation Rate Constant and Viscosity Models

open access: yesMetals, 2022
In a flotation process, the particle–bubble and particle–particle interactions are key factors influencing collection efficiencies. In this work, the generalized Sutherland equation collision model and the modified Dobby–Finch attachment model for ...
Mohsin Sajjad, Akira Otsuki
doaj   +1 more source

Characteristics of Carbonaceous Species in PM2.5 in Wanzhou in the Hinterland of the Three Gorges Reservior of Northeast Chongqing, China

open access: yesAtmosphere, 2015
Daily PM2.5 samples were collected in the four consecutive seasons in 2013 in Wanzhou, the second largest city in Chongqing Municipality of China and in the hinterland of the Three Gorges Reservior on Yangtze River and analyzed for the mass ...
Liuyi Zhang   +6 more
doaj   +1 more source

Progress in Fine Particle Plasmas [PDF]

open access: yes, 2020
In the field of plasma physics, plasmas (including charged fine particles) have been actively studied for more than 40 years, and special features of wave phenomena, self-organizations of the particles, potential formations, fluid-like motions of the ...

core   +1 more source

Fine particle components and health--a systematic review and meta-analysis of epidemiological time series studies of daily mortality and hospital admissions.

open access: yes, 2015
Short-term exposure to fine particle mass (PM) has been associated with adverse health effects, but little is known about the relative toxicity of particle components.
H Ross Anderson   +11 more
core   +1 more source

Upcycling of waste poly(ethylene terephthalate) into value-added materials: A case of iron terephthalate metal-organic frameworks

open access: yesMaterials Today Sustainability
Upcycling recyclable waste materials into value-added products provides an opportunity to extend the life cycle of valuable resources. This act not only minimizes the exploitation of natural resource reserves but also reduces the volume of solid waste ...
Nabin Subedi   +2 more
doaj   +1 more source

Magnetofluidization of Fine Magnetite Particles

open access: yesAIP Conference Proceedings, 2009
In this study we investigate the behaviour of a fluidized bed of fine magnetite particles as affected by a crossflow uniform magnetic field. Due to the small particle size (35 microns), the fluidized system displays a typical Geldart A fluidization behaviour in the absence of an external field, i.e.
M. A. S. Quintanilla   +5 more
openaire   +3 more sources

Analysis on Emission Characteristics of Fine Particle Number from Natural Gas Engines Using Different Fuels [PDF]

open access: yesE3S Web of Conferences
A natural gas engine meeting the China VI emission standards was selected, and World Harmonized Transient Cycle (WHTC) tests under both cold and hot conditions were conducted using four types of fuels: low-calorific-value natural gas, high-calorific ...
Dou Zhancheng   +4 more
doaj   +1 more source

Secondary organic aerosol association with cardiorespiratory disease mortality in the United States

open access: yesNature Communications, 2021
Fine particle air pollution causes premature death, but the role of different fine particle components in mortality is not well characterized. Here, the authors show the secondary organic aerosol component of fine particle mass is associated with ...
Havala O. T. Pye   +4 more
doaj   +1 more source

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