to empirical correlations for liquids. Understanding the temperature dependence of viscosity is important for many applications, for instance engineering...
18 KB (2,191 words) - 10:45, 7 October 2024
many possible approximate formulas for the temperature dependence (see Temperature dependence of viscosity), one is: η air = 2.791 × 10 − 7 × T 0.7355...
99 KB (11,409 words) - 08:23, 7 October 2024
Dynamic viscosity is a material property which describes the resistance of a fluid to shearing flows. It corresponds roughly to the intuitive notion of a fluid's...
37 KB (2,473 words) - 12:11, 7 August 2024
Regenerative cooling (rocketry) (category Pages that use a deprecated format of the chem tags)
exponent of a viscosity-temperature power law for the combustion gas. A common estimation is 0.6. See temperature dependence of viscosity. The amount of heat...
13 KB (1,743 words) - 03:28, 11 July 2024
several approximations for certain materials — see, e.g., temperature dependence of viscosity. When M → 0 {\displaystyle \mathrm {M} \rightarrow 0} and...
17 KB (3,062 words) - 06:02, 11 October 2024
Viscoelastic properties of polymers (3d ed.). New York: Wiley. ISBN 0471048941. Viscoelasticity Temperature dependence of liquid viscosity Williams-Landel-Ferry...
17 KB (2,269 words) - 03:48, 12 August 2024
Volume viscosity (also called bulk viscosity, or second viscosity or, dilatational viscosity) is a material property relevant for characterizing fluid...
12 KB (1,726 words) - 13:51, 6 October 2024
corresponding absolute temperatures, μ is the dynamic viscosity of the solvent. The dependence of the diffusion coefficient on temperature for gases can be...
14 KB (1,630 words) - 16:19, 6 June 2024
(2015). "Temperature dependence and chain length effect on density and viscosity of binary mixtures of nitrobenzene and 2-alcohols". Journal of Molecular...
126 KB (23,318 words) - 19:04, 3 July 2024
Glass transition (redirect from Cold flex temperature of polymers)
(2007). "Thermodynamic parameters of bonds in glassy materials from viscosity–temperature relationships" (PDF). Journal of Physics: Condensed Matter. 19 (41):...
58 KB (6,792 words) - 08:56, 30 September 2024
Newtonian fluid (redirect from Newton's law of viscosity)
from its dependence of pressure and temperature, the second viscosity coefficient also depends on the process, that is to say, the second viscosity coefficient...
21 KB (3,040 words) - 20:02, 26 September 2024
Williams–Landel–Ferry equation (section Predicting the Effect of Temperature on Viscosity by the WLF Equation)
parameters allows one to guess the temperature dependence of a polymer by knowing the viscosity at a single temperature. In reality the universal parameters...
6 KB (935 words) - 13:39, 1 August 2022
Viscoelasticity (section Effect of temperature)
component and a viscous component. The viscosity of a viscoelastic substance gives the substance a strain rate dependence on time. Purely elastic materials...
45 KB (5,952 words) - 15:54, 18 October 2024
such as temperature, the charges on the ions and the dielectric constant and viscosity of the solvent. As the name suggests, this is an extension of the Debye–Hückel...
30 KB (3,493 words) - 02:21, 23 April 2024
Liquid metal (section Viscosity)
In particular, the temperature dependence of the viscosity of liquid metals may range from the standard Arrhenius law dependence, to a much steeper (non-Arrhenius)...
15 KB (1,697 words) - 10:37, 2 October 2024
Vogel–Fulcher–Tammann equation (category Eponymous equations of physics)
equation), is used to describe the viscosity of liquids as a function of temperature, and especially its strongly temperature dependent variation in the supercooled...
3 KB (334 words) - 18:08, 27 October 2023
Drag equation (category Equations of fluid dynamics)
kinematic viscosity ν of the fluid, size of the body, expressed in terms of its wetted area A, and drag force Fd. Using the algorithm of the Buckingham...
11 KB (1,721 words) - 01:03, 27 September 2024
Liquid (category Viscosity)
liquids of differing viscosities in precise ratios. In addition, various additives exist which can modulate the temperature-dependence of the viscosity of lubricating...
61 KB (7,395 words) - 11:51, 7 September 2024
Refractometer (section Influence of temperature)
properties used in determining the type of a gemstone. Due to the dependence of the refractive index on the wavelength of the light used (i.e. dispersion),...
14 KB (1,669 words) - 20:51, 3 April 2024
freezing point (in order to stay liquid within a wide range of temperature) A high viscosity index Thermal stability Hydraulic stability Demulsibility Corrosion...
35 KB (4,313 words) - 23:35, 17 September 2024
Lava (redirect from Types of lava)
viscosity. Experiments suggest that the transition takes place at a temperature between 1,200 and 1,170 °C (2,190 and 2,140 °F), with some dependence...
56 KB (6,577 words) - 03:47, 21 August 2024
temperature dependency of the viscosity. For such interaction potentials, significantly more accurate results are obtained by numerical evaluation of...
52 KB (7,869 words) - 08:54, 16 October 2024
occurs after nucleate boiling, the minimum temperature for film boiling should have a proportional dependence on the surface tension. Henry developed a...
24 KB (3,084 words) - 06:21, 3 October 2024
one of several uses of the QCM. Measurements of viscosity and more general, viscoelastic properties, are of much importance as well. The "non-gravimetric"...
70 KB (8,791 words) - 05:05, 24 February 2024
temperature dependence of viscosity of glass, structural and stress viscoelastic relaxation of glass play an important role in determination of lens preform...
28 KB (3,623 words) - 23:15, 18 May 2024
Thermal conductivity and resistivity (redirect from Law of thermoconductivity)
determined. The temperature dependence for λL originates from the variety of processes, whose significance for λL depends on the temperature range of interest...
63 KB (8,360 words) - 20:48, 18 October 2024
Gas (category Phases of matter)
conclusion. Compared to the other states of matter, gases have low density and viscosity. Pressure and temperature influence the particles within a certain...
52 KB (6,592 words) - 08:46, 7 September 2024
Marangoni effect (section Tears of wine)
interface between two phases due to a gradient of the surface tension. In the case of temperature dependence, this phenomenon may be called thermo-capillary...
16 KB (2,101 words) - 16:40, 29 March 2024
Pre-preg (section Areas of application)
investigated by numerous authors. The presence of dry prepreg areas may suggest a need for low viscosity resins. However, Ridgard explains that VBO prepreg...
11 KB (1,459 words) - 02:30, 17 October 2024
Glen–Nye flow law (section Viscosity definition)
empirically to vary with temperature and is often modeled with an Arrhenius relation describing the temperature dependence of creep: A = A 0 e ( − Q /...
14 KB (1,799 words) - 05:01, 22 July 2024