Results 11 to 20 of about 760,269 (347)

Thermal Conductivity and Viscosity: Review and Optimization of Effects of Nanoparticles

open access: yesMaterials, 2021
This review was focused on expressing the effects of base liquid, temperature, possible surfactant, concentration and characteristics of nanoparticles including size, shape and material on thermal conductivity and viscosity of nanofluids.
Kevin Apmann   +3 more
semanticscholar   +1 more source

DENSITY AND VISCOSITY EQUATION OF BLEND OIL [PDF]

open access: yesRomanian Journal of Petroleum & Gas Technology, 2021
Extracted oils and gases have different physical and chemical properties, depending on oil structures. Thus, it is beneficial to create mixtures of oils by combining cheaper crude oils with variants that have better properties (Brent type).
Renata Radulescu, Timur Chis
doaj   +1 more source

User’s guide to viscosity solutions of second order partial differential equations [PDF]

open access: yes, 1992
The notion of viscosity solutions of scalar fully nonlinear partial differential equations of second order provides a framework in which startling comparison and uniqueness theorems, existence theorems, and theorems about continuous dependence may now be
M. Crandall, H. Ishii, P. Lions
semanticscholar   +1 more source

Ultrasound Treatment of Iota-Carrageenan and Guar Gum

open access: yesТехника и технология пищевых производств, 2023
Hydrocolloids make it possible to produce low-calorie analogues of traditional foods that maintain the original structural properties. Electrophysical methods control viscosity and stabilize food systems.
Kseniya N. Nitsievskaya   +2 more
doaj   +1 more source

Hydrogen Purity Analysis: Suitability of Sorbent Tubes for Trapping Hydrocarbons, Halogenated Hydrocarbons and Sulphur Compounds

open access: yesApplied Sciences, 2019
The ISO 14687-2 standard sets requirements for the purity of the hydrogen that is delivered at refuelling stations. These specifications cover a wide range of impurities and include challenging measurements, mainly due to the very low levels of the ...
Karine Arrhenius   +5 more
doaj   +1 more source

Influence of pectin hydration on internal friction and viscosity of their aqueous solutions

open access: yesНовые технологии, 2019
In the work the effect of hydration on the viscosity and internal friction of pectin solutions has been studied. The dynamic viscosity has been measured on a rotational viscometer, and internal friction on a torsion pendulum with a small vibration ...
Z. N. Khatko   +5 more
doaj   +1 more source

Viscosity Solutions [PDF]

open access: yes, 2006
Entry "Viscosity solution" of the Encyclopedia of Computer ...
CAMILLI, FABIO, E. Prados
openaire   +2 more sources

Polyfunctional Modifiers for Bitumen and Bituminous Materials with High Performance

open access: yesAdvances in Materials Science and Engineering, 2018
Over the last decade increase in capacity and the intensity of vehicular traffic has increased manifoldly, including heavy trucks, super singles, and higher tire pressures, resulting in significant increase of dynamic loads on the road surface which in ...
Alim Feizrakhmanovich Kemalov   +4 more
doaj   +1 more source

Application of lean Six Sigma to improve the dense medium separation performance at a diamond processing plant in Namibia

open access: yesCogent Engineering, 2023
Lean Six Sigma (LSS) is a rigorous, data-driven, and results-oriented process improvement philosophy. To date, there is no evidence of a study of the application of LSS in a diamond plant.
Abisai Kanyemba   +2 more
doaj   +1 more source

Measuring Hall viscosity of graphene’s electron fluid [PDF]

open access: yesScience, 2018
Electron hydrodynamics in graphene Electrons can move through graphene in a manner reminiscent of fluids, if the conditions are right. Two groups studied the nature of this hydrodynamic flow in different regimes (see the Perspective by Lucas).
A. Berdyugin   +12 more
semanticscholar   +1 more source

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