Results 41 to 50 of about 6,183,940 (323)

The health effects of ultrafine particles

open access: yesExperimental and Molecular Medicine, 2020
Ultrafine particles (PM0.1), which are present in the air in large numbers, pose a health risk. They generally enter the body through the lungs but translocate to essentially all organs.
D. Schraufnagel
semanticscholar   +1 more source

Experimental study of shear rate dependence in perpetually sheared granular matter

open access: yesEPJ Web of Conferences, 2017
We study the shear behaviour of various granular materials by conducting novel perpetual simple shear experiments over four orders of magnitude of relatively low shear rates. The newly developed experimental apparatus employed is called “3D Stadium Shear
Liu Sophie Yang   +4 more
doaj   +1 more source

In Situ TEM Crystallization of Amorphous Iron Particles

open access: yesCrystals, 2020
Even though sub-micron and nano-sized iron particles generally display single or polycrystalline structures, a growing interest has also been dedicated to the class of amorphous ones, whose absence of a crystal structure is capable of modifying their ...
Andrea Falqui   +2 more
doaj   +1 more source

Partiklar i sørsamisk

open access: yesNordlyd: Tromsø University Working Papers on Language & Linguistics, 2023
The article presents the most central particles in Southern Sami, and argues that they constitute a separate part of speech different from adverbs. Most particles usually occur in the second position of the sentence, but several particles may also occur
Trond Trosterud
doaj   +1 more source

Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles. [PDF]

open access: yes, 2017
Treatment of dyslipidemia patients with lipid-lowering drugs leads to a significant reduction in low-density lipoproteins (LDL) level and a low to moderate level of increase in high-density lipoprotein (HDL) cholesterol in plasma.
Alderete, Benjamin   +7 more
core   +1 more source

Potential toxicity of polystyrene microplastic particles

open access: yesScientific Reports, 2020
Environmental pollution arising from plastic waste is a major global concern. Plastic macroparticles, microparticles, and nanoparticles have the potential to affect marine ecosystems and human health.
Jangsun Hwang   +5 more
semanticscholar   +1 more source

How granular vortices can help understanding rheological and mixing properties of dense granular flows

open access: yesEPJ Web of Conferences, 2017
Dense granular flows exhibit fascinating kinematic patterns characterised by strong fluctuations in grain velocities. In this paper, we analyse these fluctuations and discuss their possible role on macroscopic properties such as effective viscosity, non ...
Rognon Pierre   +3 more
doaj   +1 more source

Emulsions stabilised by whey protein microgel particles: Towards food-grade Pickering emulsions [PDF]

open access: yes, 2014
We have investigated a new class of food-grade particles, whey protein microgels, as stabilisers of triglyceride-water emulsions. The sub-micron particles stabilized oil-in-water emulsions at all pH with and without salt.
Binks, Bernard P.   +4 more
core   +1 more source

Deformed Wong Particles

open access: yes, 1993
By generalizing the Feynman proof of the Lorentz force law, recently reported by Dyson, we derive equations of motion for particles possessing internal degrees of freedom $I^a$ which do not, in general, generate a finite algebra.
Stern, A., Yakushin, I.
core   +2 more sources

Kahler spinning particles [PDF]

open access: yes, 1994
We construct the U(N) spinning particle theories, which describe particles moving on Kahler spaces. These particles have the same relation to the N=2 string as usual spinning particles have to the NSR string.
Bagger   +42 more
core   +2 more sources

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