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searching for Viscosity (programming) 187 found (2636 total)

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Viscosity (6,499 words) [view diff] no match in snippet view article find links to article

The viscosity of a fluid is a measure of its resistance to gradual deformation by shear stress or tensile stress . For liquids, it ...
Viscosity solution (1,523 words) [view diff] no match in snippet view article find links to article
In mathematics , the viscosity solution concept was introduced in the early 1980s by Pierre-Louis Lions and Michael G. Crandall as a ...
Hemorheology (4,438 words) [view diff] no match in snippet view article find links to article
Alterations of these properties play significant roles in disease processes Blood viscosity is determined by plasma viscosity, hematocrit ...
Viscosity (imaging software) (39 words) [view diff] no match in snippet view article find links to article
Viscosity is also an out-of-print image and animation editing utility published by Sonic Foundry . It can work with PNG , GIF , JPG/JPEG ...
Vascular resistance (1,188 words) [view diff] no match in snippet view article find links to article
Any change in the viscosity of blood (such as due to a change in hematocrit ) would also affect the measured vascular resistance. ...
Cognitive dimensions of notations (1,082 words) [view diff] no match in snippet view article find links to article
For example, a high viscosity (resistance to change) is harmful for modification and exploration activities, but less severe for the one- ...
Viscosity index (385 words) [view diff] no match in snippet view article find links to article
Viscosity index (VI) is an arbitrary measure for the change of viscosity with variations in temperature. the change of viscosity of the oil ...
Volume viscosity (492 words) [view diff] no match in snippet view article find links to article
Volume viscosity (also called second viscosity or bulk viscosity) becomes important only for such effects where fluid compressibility is ...
Intrinsic viscosity (660 words) [view diff] no match in snippet view article find links to article
Intrinsic viscosity \left \eta \right is a measure of a solute's contribution to the viscosity \eta of a solution . inherent viscosity , ...
Extensional viscosity (146 words) [view diff] no match in snippet view article find links to article
Extensional viscosity (also known as elongational viscosity) is a viscosity coefficient when applied stress is extensional stress : ...
Relative viscosity (52 words) [view diff] no match in snippet view article find links to article
Relative viscosity (\eta_r) (a synonym of "viscosity ratio") is the ratio of the viscosity of a solution (\eta) to the viscosity of the ...
Mooney viscosity (109 words) [view diff] no match in snippet view article find links to article
John Mooney viscosity is a measure of viscosity commonly used for rubbers taken at a certain temperature, it is named after Melvin Mooney ...
Viscosity printing (672 words) [view diff] no match in snippet view article find links to article
Viscosity printing is a multi-color printmaking technique that incorporates principles of relief printing and intaglio printing. ...
Inherent viscosity (114 words) [view diff] no match in snippet view article find links to article
Inherent viscosity is the ratio of the natural logarithm of the relative viscosity to the mass concentration of the polymer ...
Reduced viscosity (83 words) [view diff] no match in snippet view article find links to article
Reduced viscosity is equal to the ratio of the relative viscosity increment (\eta_i) to the mass concentration of the polymer reduced ...
Apparent viscosity (349 words) [view diff] no match in snippet view article find links to article
Apparent viscosity (sometimes denoted η) is a rheological property calculated from rheometer readings performed by a Mud engineer on ...
Motor oil (7,830 words) [view diff] no match in snippet view article find links to article
A higher viscosity index indicates the viscosity changes less with temperature than a lower viscosity index. Motor oil must be able to flow ...
Rotational viscosity (628 words) [view diff] no match in snippet view article find links to article
Viscosity is usually described as the property of a fluid which determines the rate at which local momentum differences are equilibrated. ...
Time-dependent viscosity (1,254 words) [view diff] no match in snippet view article find links to article
Time-dependent viscosity is a property of one class of non-Newtonian fluids in which the apparent viscosity of the fluid changes with ...
Fuel viscosity control (130 words) [view diff] no match in snippet view article find links to article
Fuel viscosity control is a technique to control viscosity and temperature of fuel oil (FO) for efficient combustion in diesel engines ...
Temperature dependence of liquid viscosity (985 words) [view diff] no match in snippet view article find links to article
The temperature dependence of liquid viscosity is the phenomenon by which liquid viscosity tends to decrease (or, alternatively, its ...
Zahn cup (250 words) [view diff] no match in snippet view article find links to article
A Zahn cup is a viscosity measurement device widely used in the paint industry. It is commonly a stainless steel cup with a tiny hole ...
Ford viscosity cup (210 words) [view diff] no match in snippet view article find links to article
The Ford viscosity cup is a simple gravity device that permits the timed flow of a known volume of liquid passing through an orifice ...
High viscosity mixer (235 words) [view diff] no match in snippet view article find links to article
High viscosity mixers are mixers designed for mixing materials with laminar mixing processes because the ingredients have such high ...
Constant Viscosity Elastic (Boger) Fluids (893 words) [view diff] no match in snippet view article find links to article
Constant Viscosity Elastic Liquids are elastic fluid s with constant viscosity . This creates an effect in the fluid where it flows like a ...
Visbreaker (1,870 words) [view diff] no match in snippet view article find links to article
A visbreaker thermally cracks large hydrocarbon molecules in the oil by heating in a furnace to reduce its viscosity and to produce ...
Orders of magnitude (viscosity) (271 words) [view diff] no match in snippet view article find links to article
This page is a progressive and labeled list of the SI dynamic viscosity orders of magnitude, with examples appended where possible. ...
Rheology (3,219 words) [view diff] no match in snippet view article find links to article
For example, ketchup can have its viscosity reduced by shaking (or other forms of mechanical agitation, where the relative movement of ...
Viscometer (3,486 words) [view diff] no match in snippet view article find links to article
A viscometer (also called viscosimeter) is an instrument used to measure the viscosity of a fluid . For liquids with viscosities which ...
Non-Newtonian fluid (1,633 words) [view diff] no match in snippet view article find links to article
Most commonly, the viscosity (the measure of a fluid's ability to resist gradual deformation by shear or tensile stresses) of non- ...
Poise (315 words) [view diff] no match in snippet view article find links to article
The poise (symbol P, ˈ | p | ɔɪ | z) is the unit of dynamic viscosity in the centimetre gram second system of units . It is named after ...
Reynolds number (4,207 words) [view diff] no match in snippet view article find links to article
...luids of variable density such as compressible gases or fluids of variable viscosity such as [[non-Newtonian fluid]]s, special rules apply. The velocity may als * <math>{\mu}</math> is the [[dynamic viscosity]] of the [[fluid]] (Pa·s or N·s/m² or kg/(m·s))
Newtonian fluid (957 words) [view diff] no match in snippet view article find links to article
viscous stress and the strain rate are related by a constant viscosity tensor that does not depend on the stress state and velocity of the flow. ...
Liquid (3,429 words) [view diff] no match in snippet view article find links to article
Similar arguments could be used to describe the effects of pressure on viscosity, where it may be assumed that the viscosity is chiefly a ...
Mooney viscometer (665 words) [view diff] no match in snippet view article find links to article
A mooney viscometer is an instrument used for measuring the mooney viscosity of a substance (mainly elastomers and rubbers Invented by ...
Turbulence (4,785 words) [view diff] no match in snippet view article find links to article
Flow in which the kinetic energy dies out due to the action of fluid molecular viscosity is called laminar flow . While there is no ...
Dilatant (2,740 words) [view diff] no match in snippet view article find links to article
A dilatant (also termed shear thickening) material is one in which viscosity increases with the rate of shear strain . Such a shear ...
Molar mass distribution (1,286 words) [view diff] no match in snippet view article find links to article
Here a is the exponent in the Mark–Houwink equation that relates the intrinsic viscosity to molar mass. Measurement : These different ...
Inviscid flow (356 words) [view diff] no match in snippet view article find links to article
An inviscid flow is the flow of an ideal fluid that is assumed to have no viscosity . In fluid dynamics there are problems that are ...
Freestar experiment (749 words) [view diff] no match in snippet view article find links to article
Critical Viscosity of Xenon-2 (CVX-2) : The Critical Viscosity of Xenon-2 Experiment measures the viscous behavior of xenon – a heavy, inert ...
Hyperviscosity syndrome (428 words) [view diff] no match in snippet view article find links to article
Hyperviscosity syndrome is a group of symptoms triggered by increase in the viscosity of the blood . Symptoms of high blood viscosity ...
Superfluidity (989 words) [view diff] no match in snippet view article find links to article
Superfluidity is a state of matter in which the matter behaves like a fluid with zero viscosity ; where it appears to exhibit the ability ...
Fluid mechanics (2,959 words) [view diff] no match in snippet view article find links to article
where \kappa is the second viscosity coefficient (or bulk viscosity). If a fluid does not obey this relation, it is termed a non- ...
Viscoelasticity (3,643 words) [view diff] no match in snippet view article find links to article
Whereas elasticity is usually the result of bond stretching along crystallographic planes in an ordered solid, viscosity is the result of ...
Gas (5,657 words) [view diff] no match in snippet view article find links to article
Viscosity: File:Vortex-street-1.jpg | Satellite view of weather pattern in vicinity of Robinson Crusoe Islands on 15 September 1999, shows a ...
Fluid (557 words) [view diff] no match in snippet view article find links to article
The distinction is made by evaluating the viscosity of the substance. Silly Putty can be considered to behave like a solid or a fluid, ...
Shear thinning (337 words) [view diff] no match in snippet view article find links to article
Shear thinning is an effect where a fluid's viscosity —the measure of a fluid's resistance to flow—decreases with an increasing rate of ...
Elastomer (769 words) [view diff] no match in snippet view article find links to article
An elastomer is a polymer with viscoelasticity (having both viscosity and elasticity ) and very weak inter-molecular forces , generally ...
Lotion (724 words) [view diff] no match in snippet view article find links to article
A lotion is a low- to heavy- viscosity topical preparation intended for application to unbroken skin . creams and gels have higher viscosity. ...
Coal tar (1,621 words) [view diff] no match in snippet view article find links to article
Coal tar is a brown or black liquid of extremely high viscosity . Coal tar is among the by-products when coal is carbonized to make coke ...
Saybolt universal second (192 words) [view diff] no match in snippet view article find links to article
The Saybolt universal second (SUS or SSU) is a measure of kinematic viscosity used in classical mechanics . It is the time that 60 cm 3 ...
Heating oil (1,133 words) [view diff] no match in snippet view article find links to article
Heating oil, or oil heat, is a low viscosity , liquid petroleum product used as a fuel for furnace s or boiler s in buildings. ...
Stanley William Hayter (1,414 words) [view diff] no match in snippet view article find links to article
He is noted for his innovative work in the development of viscosity printing (a process that exploits varying viscosities of oil-based ...
Acoustic attenuation (1,068 words) [view diff] no match in snippet view article find links to article
Most media have viscosity , and are therefore not ideal media. such media, there is always thermal consumption of energy caused by viscosity. ...
Viscotherm (328 words) [view diff] no match in snippet view article find links to article
Viscotherms is a general name used to describe equipment for control of viscosity and temperature of a fluid , in particular of fuel oil ...
Smart fluid (457 words) [view diff] no match in snippet view article find links to article
A smart fluid is a fluid whose properties (for example the viscosity ) can be changed by applying an electric field or a magnetic field . ...
Lubricant (4,417 words) [view diff] no match in snippet view article find links to article
Additives deliver reduced friction and wear, increased viscosity , improved viscosity index, resistance to corrosion and oxidation , ...
Superfluid helium-4 (5,588 words) [view diff] no match in snippet view article find links to article
A superfluid is a state of matter in which the matter behaves like a fluid with zero viscosity and zero entropy . The substance, which ...
Microviscosity (271 words) [view diff] no match in snippet view article find links to article
Microviscosity, also known as microscopic viscosity, is the friction experienced by a single particle undergoing diffusion because of its ...
Membrane fluidity (1,572 words) [view diff] no match in snippet view article find links to article
In biology, membrane fluidity refers to the viscosity of the lipid bilayer of a cell membrane or a synthetic lipid membrane . ...
Rheopecty (356 words) [view diff] no match in snippet view article find links to article
Rheopecty or rheopexy is the rare property of some non-Newtonian fluid s to show a time-dependent increase in viscosity (Time Dependent ...
Memory foam (1,628 words) [view diff] no match in snippet view article find links to article
Memory foam is polyurethane with additional chemicals increasing its viscosity and density . It is often referred to as "viscoelastic " ...
Marsh funnel (812 words) [view diff] no match in snippet view article find links to article
The Marsh funnel is a simple device for measuring viscosity by observing the time it takes a known volume of liquid to flow from a cone ...
Maxwell material (896 words) [view diff] no match in snippet view article find links to article
A Maxwell material is a viscoelastic material having the properties both of elasticity and viscosity It is named for James Clerk Maxwell ...
Congelation (63 words) [view diff] no match in snippet view article find links to article
This increase in viscosity can be achieved through a reduction in temperature or through chemical reactions. increase in viscosity is great ...
Shear stress (1,252 words) [view diff] no match in snippet view article find links to article
For all Newtonian fluid s in laminar flow the shear stress is proportional to the strain rate in the fluid where the viscosity is the ...
Friction (6,734 words) [view diff] no match in snippet view article find links to article
Thus, water is "thin", having a lower viscosity, while honey is "thick", having a higher viscosity. The less viscous the fluid, the ...
Carreau fluid (168 words) [view diff] no match in snippet view article find links to article
Carreau fluid is a type of generalized Newtonian fluid where viscosity, \mu_\operatorname eff, depends upon the shear rate , \dot \gamma, ...
Turbulence modeling (831 words) [view diff] no match in snippet view article find links to article
In this model, the additional turbulence stresses are given by augmenting the molecular viscosity with an eddy viscosity This can be a ...
Kolmogorov microscales (409 words) [view diff] no match in snippet view article find links to article
At the Kolmogorov scale, viscosity dominates and the turbulent kinetic energy is dissipated into heat. They are defined by. Kolmogorov ...
Heavy crude oil (2,559 words) [view diff] no match in snippet view article find links to article
Dusseault | 2001 Physical properties that differ between heavy crude oils and lighter grades include higher viscosity and specific ...
Bromochloromethane (609 words) [view diff] no match in snippet view article find links to article
It is a heavy low-viscosity liquid with refractive index 1.4808. It was invented for use in fire extinguishers by the Germans during the ...
Rheometer (2,053 words) [view diff] no match in snippet view article find links to article
It is used for those fluids which cannot be defined by a single value of viscosity and therefore require more parameters to be set and ...
Lamb–Oseen vortex (319 words) [view diff] no match in snippet view article find links to article
In fluid dynamics , the Lamb–Oseen vortex models a line vortex that decays due to viscosity . This vortex is named after Horace Lamb and ...
Cebeci–Smith model (429 words) [view diff] no match in snippet view article find links to article
The Cebeci–Smith model is a 0-equation eddy viscosity model used in computational fluid dynamics analysis of turbulent boundary layer ...
Thickening (103 words) [view diff] no match in snippet view article find links to article
In cooking, thickening is the process of increasing the viscosity of a liquid either by reduction , or by the addition of a thickening ...
Alexander Rankine (2,243 words) [view diff] no match in snippet view article find links to article
(8 December 1881 – 20 January 1956) was a British physicist who worked on the viscosity of gases, molecular dynamics, optics, acoustics ...
Penetrating oil (186 words) [view diff] no match in snippet view article find links to article
Penetrating oil, also known as penetrating fluid, is very low- viscosity oil . It can be used to free rusted mechanical parts (such as ...
Grease (lubricant) (1,993 words) [view diff] no match in snippet view article find links to article
characteristic feature of greases is that they possess a high initial viscosity , which upon the application of shear, drops to give the ...
Carbocisteine (426 words) [view diff] no match in snippet view article find links to article
Carbocisteine is a mucolytic that reduces the viscosity of sputum and so can be used to help relieve the symptoms of chronic obstructive ...
Fuel oil (3,677 words) [view diff] no match in snippet view article find links to article
Despite this, marine fuels are still quoted on the international bunker markets with their maximum viscosity (which is set by the ISO 8217 ...
Glass (8,317 words) [view diff] no match in snippet view article find links to article
number of strong bonds in the material and disrupts the network, decreasing the viscosity of the melt and lowering the melting temperature. ...
Cross fluid (127 words) [view diff] no match in snippet view article find links to article
A Cross fluid is a type of generalized Newtonian fluid whose viscosity depends upon shear rate according to the following equation:\ ...
Chandrasekhar number (240 words) [view diff] no match in snippet view article find links to article
The Chandrasekhar number is a dimensionless quantity used in magnetic convection to represent ratio of the Lorentz force to the viscosity . ...
Spindle oil (135 words) [view diff] no match in snippet view article find links to article
Spindle oils are a type of low- viscosity mineral oil s marketed for use in lubrication of high-speed machine spindle s. the viscosity is ...
Acoustic rheometer (385 words) [view diff] no match in snippet view article find links to article
In the case of Newtonian liquid attenuation yields information on the volume viscosity . Stokes' law (sound attenuation) provides ...
Mooney units (40 words) [view diff] no match in snippet view article find links to article
Mooney units are a unit used to measure the mooney viscosity of certain rubbers and elastomers References : Category:Viscosity ...
Reyn (123 words) [view diff] no match in snippet view article find links to article
In fluid dynamics , the reyn is a British unit of dynamic viscosity ,named in honour of Osbourne Reynolds , for whom the Reynolds number ...
Drag (physics) (3,816 words) [view diff] no match in snippet view article find links to article
where D is some characteristic diameter or linear dimension and \nu is the kinematic viscosity of the fluid (equal to the viscosity μ ...
Xylitol pentanitrate (245 words) [view diff] no match in snippet view article find links to article
Xylitol pentanitrate is a rarely used liquid explosive compound with extremely high viscosity formed by completely nitrating xylitol , a ...
Drilling fluid (3,983 words) [view diff] no match in snippet view article find links to article
The mud viscosity is another important property, as cuttings will settle to the bottom of the well if the viscosity is too low. ...
LRPu (93 words) [view diff] no match in snippet view article find links to article
LRPu or low-resilience polyurethane is a material distinguished by an "ability to slowly return to its original shape" (viscosity ...
Michael Creeth (292 words) [view diff] no match in snippet view article find links to article
James Michael Creeth (3 October 1924 – 15 January 2010) was an English biochemist whose experiments on DNA viscosity confirming the ...
Thixotropy (831 words) [view diff] no match in snippet view article find links to article
In more technical language:some non-Newtonian pseudoplastic fluids show a time-dependent change in viscosity ; the longer the fluid ...
Edward Kresge (230 words) [view diff] no match in snippet view article find links to article
Edward N. Kresge is a retired Exxon scientist, noted for his development of ethylene-propylene viscosity index modifiers, polyolefin ...
Heavy liquid (318 words) [view diff] no match in snippet view article find links to article
A heavy liquid is a solution or liquid chemical substance with a high density and a relatively low viscosity . Heavy liquids are often ...
Lava coil (249 words) [view diff] no match in snippet view article find links to article
A lava coil is a spiral or scroll-shaped lava formation occurring when relatively low viscosity lava such as Pahoehoe solidifies along a ...
Rheopheresis (225 words) [view diff] no match in snippet view article find links to article
Rheopheresis is a process to change the viscosity of blood by filtering blood to remove some components such as fibrinogen , von Willebrand ...
Fluid thread breakup (3,702 words) [view diff] no match in snippet view article find links to article
The exact outcome of the thread breakup process is dependent on the surface tension , viscosity , density , and diameter of the thread ...
Glass ionomer cement (7,134 words) [view diff] no match in snippet view article find links to article
Instead, a higher success rate was noted for restorations placed with "high-viscosity" glass-ionomer cements than for "low-viscosity" ...
Pressure (5,041 words) [view diff] no match in snippet view article find links to article
An ideal fluid is a fluid in which there is no friction, it is inviscid , zero viscosity . The equation for all points of a system filled ...
Ubbelohde viscometer (527 words) [view diff] no match in snippet view article find links to article
instrument which uses a capillary based method of measuring viscosity It is recommended for higher viscosity cellulosic polymer solutions. ...
Polyethylene terephthalate (6,869 words) [view diff] no match in snippet view article find links to article
Intrinsic viscosity: File:Lilit. jpg | A PET soft drink bottle most important characteristics of PET is referred to as intrinsic viscosity (IV ...
Rheological weldability (772 words) [view diff] no match in snippet view article find links to article
In a practical manner, RW of thermoplastics is assessed through their rheological properties: viscosity (η) and activation energy (E a ...
Power-law fluid (909 words) [view diff] no match in snippet view article find links to article
For example, if n were less than one, the power law predicts that the effective viscosity would decrease with increasing shear rate ...
Prandtl number (427 words) [view diff] no match in snippet view article find links to article
named after the German physicist Ludwig Prandtl , defined as the ratio of momentum diffusivity (kinematic viscosity ) to thermal diffusivity . ...
Stokes flow (2,982 words) [view diff] no match in snippet view article find links to article
This is a typical situation in flows where the fluid velocities are very slow, the viscosities are very large, or the length-scales of the ...
Schmidt number (483 words) [view diff] no match in snippet view article find links to article
Schmidt number (Sc) is a dimensionless number defined as the ratio of momentum diffusivity (viscosity ) and mass diffusivity , and is ...
Hagen–Poiseuille equation (3,202 words) [view diff] no match in snippet view article find links to article
Viscosity: File:Poiseuille1. jpg | Two fluids moving past each other in the x direction. The liquid on top is moving faster and will be pulled ...
Gear oil (1,102 words) [view diff] no match in snippet view article find links to article
It is of a higher viscosity to better protect the gear s and usually is associated with a strong sulfur smell. The high viscosity ...
Aerodynamic drag (1,190 words) [view diff] no match in snippet view article find links to article
pressure distributions over the body surface, symbolized D_pr, and forces due to skin friction, which is a result of viscosity, denoted D_f. ...
Waterless printing (1,921 words) [view diff] no match in snippet view article find links to article
The temperature of the inks must be strictly controlled to maintain the correct viscosity because the plate surface is designed to repel ...
Mucokinetics (394 words) [view diff] no match in snippet view article find links to article
In general, clearance ability is hampered by bonding to surfaces (stickiness) and by the viscosity of mucous secretions in the lungs . ...
Fåhræus–Lindqvist effect (843 words) [view diff] no match in snippet view article find links to article
is an effect where the viscosity of a fluid, in this case blood , changes with the diameter of the tube it travels through; in particular ...
Raymond Effect (300 words) [view diff] no match in snippet view article find links to article
Ice viscosity is stress -dependent, and in zones where the (deviatoric) stresses are low, the viscosity becomes very high. Near the base ...
Fragility (1,064 words) [view diff] no match in snippet view article find links to article
of dynamical heterogeneity in glasses, as well as to the breakdown of the usual Stokes-Einstein relationship between viscosity and diffusion. ...
Lava dome (1,307 words) [view diff] no match in snippet view article find links to article
tend to have high silica content The characteristic dome shape is attributed to high viscosity that prevents the lava from flowing very far. ...
Farinograph (889 words) [view diff] no match in snippet view article find links to article
It was first developed and launched in 1928 The Farinograph is a tool used for measuring the shear and viscosity of a mixture of flour ...
Helium (13,160 words) [view diff] no match in snippet view article find links to article
In 1938, Russian physicist Pyotr Leonidovich Kapitsa discovered that helium-4 has almost no viscosity at temperatures near absolute zero ...
Melting (1,080 words) [view diff] no match in snippet view article find links to article
Substances in the molten state generally have reduced viscosity with elevated temperature; an exception to this maxim is the element ...
Stokes' law of sound attenuation (487 words) [view diff] no match in snippet view article find links to article
of sound attenuation is a formula for the attenuation of sound in a Newtonian fluid , such as water or air, due to the fluid's viscosity . ...
Low pressure molding (683 words) [view diff] no match in snippet view article find links to article
These polyamide materials differ from other thermoplastics in two main areas:One: Viscosity: At processing temperature (410F/210C) the ...
Magnetorheological fluid (3,084 words) [view diff] no match in snippet view article find links to article
When subjected to a magnetic field , the fluid greatly increases its apparent viscosity , to the point of becoming a viscoelastic solid. ...
Ball bearing (3,877 words) [view diff] no match in snippet view article find links to article
For oils with EP ('extreme pressure') additives, the lifespan is proportional to the square root of dynamic viscosity, just as it was for ...
Electroviscous effects (235 words) [view diff] no match in snippet view article find links to article
colloid s and surface chemistry , according to an IUPAC definition are the effects of the particle surface charge on viscosity of a fluid. ...
Hot-melt adhesive (5,466 words) [view diff] no match in snippet view article find links to article
The melt viscosity and the crystallization rate (and corresponding open time) can be tailored for the application. Faster crystallization ...
Guar gum (2,588 words) [view diff] no match in snippet view article find links to article
Solubility and viscosity: Guar gum is more soluble than locust bean gum and is a better stabilizer, as it has more galactose branch points ...
Mark–Houwink equation (544 words) [view diff] no match in snippet view article find links to article
Houwink–Sakurada equation or the Kuhn–Mark–Houwink–Sakurada equation gives a relation between intrinsic viscosity \eta and molecular weight M:\ ...
Rayleigh number (671 words) [view diff] no match in snippet view article find links to article
and viscosity within a fluid, and the Prandtl number , which describes the relationship between momentum diffusivity and thermal diffusivity. ...
Navier–Stokes equations (8,473 words) [view diff] no match in snippet view article find links to article
with the quantity between brackets being the non-isotropic part of the rate-of-strain tensor \boldsymbol\mathsf E. The dynamic viscosity μ ...
Microbial enhanced oil recovery (12,047 words) [view diff] no match in snippet view article find links to article
reducing oil viscosity (thermal methods), creating miscible displacement and increasing viscosity of the displacing fluid to be more ...
Thickening agent (2,174 words) [view diff] no match in snippet view article find links to article
Thickening agents, or thickeners, is the term applied to substances which increase the viscosity of a solution or liquid/solid mixture ...
Carbon dioxide (11,865 words) [view diff] no match in snippet view article find links to article
significantly reduces its viscosity, and changing surface chemistry enabling the oil to flow more rapidly through the reservoir to the ...
Glass transition (5,202 words) [view diff] no match in snippet view article find links to article
one of several conventions Such conventions include a constant cooling rate (20 K/min) and a viscosity threshold of 10 12 Pa·s , among others. ...
Glass frit bonding (1,909 words) [view diff] no match in snippet view article find links to article
This technique utilizes low melting glass ("glass solder ") and therefore provides various advantages including that viscosity of glass ...
Oil additive (1,489 words) [view diff] no match in snippet view article find links to article
For viscosity : Viscosity modifiers make an oil's viscosity higher at elevated temperatures, improving its viscosity index (VI). ...
Momentum (8,440 words) [view diff] no match in snippet view article find links to article
Conservation in a continuum: where μ is the viscosity . This is also a flux , or flow per unit area, of x-momentum through the surface ...
Dilbit (2,521 words) [view diff] no match in snippet view article find links to article
for the purpose of meeting pipeline viscosity and density specifications, where the density of the diluent included in the blend is less ...
Derivation of the Navier–Stokes equations (5,354 words) [view diff] no match in snippet view article find links to article
first coefficient of viscosity (usually just called "viscosity") and λ is the second coefficient of viscosity (related to bulk viscosity ). ...
Lava (4,715 words) [view diff] no match in snippet view article find links to article
The high viscosity and strength are the result of their chemistry, which is high in silica , aluminium , potassium , sodium , and calcium ...
Lift (force) (14,223 words) [view diff] no match in snippet view article find links to article
conservation of energy, the Newtonian law for the action of viscosity , the Fourier heat conduction law , an equation of state relating ...
Liquid breathing (5,558 words) [view diff] no match in snippet view article find links to article
density, viscosity, vapor pressure, and lipid solubility Thus, it is critical to select the appropriate PFC for a specific biomedical ...
Effusive eruption (275 words) [view diff] no match in snippet view article find links to article
Andesite lava typically forms blocky lava flows and dacite lava flows often form steep-sided mounds called lava domes due to their viscosity ...
Spalart–Allmaras turbulence model (630 words) [view diff] no match in snippet view article find links to article
The Spalart–Allmaras model is a one equation model for turbulent viscosity . It solves a transport equation for a viscosity-like ...
Steam-assisted gravity drainage (3,746 words) [view diff] no match in snippet view article find links to article
High pressure steam is continuously injected into the upper wellbore to heat the oil and reduce its viscosity , causing the heated oil to ...
Time–temperature superposition (2,538 words) [view diff] no match in snippet view article find links to article
of viscosity of a polymeric fluid. Rheology or viscosity can often be a strong indicator of the molecular structure and molecular mobility. ...
Viscous liquid (462 words) [view diff] no match in snippet view article find links to article
designate liquid s that are at the same time highly viscous (see Viscosity of amorphous materials ), supercooled , and able to form a glass . ...
Diluent (471 words) [view diff] no match in snippet view article find links to article
This decreases the viscosity of the fluids, thereby also decreasing the pumping/transportation costs. fluids with high viscosity, especially ...
Forces on sails (19,627 words) [view diff] no match in snippet view article find links to article
Aerodynamic force s from air pressure differences and air viscosity acting near the sail occur along the entire surface of the sails, but ...
Pressure drop (170 words) [view diff] no match in snippet view article find links to article
The main determinants of resistance to fluid flow are fluid velocity through the pipe and fluid viscosity . Pressure drop increases ...
Yuri Leonidovich Belousov (1,373 words) [view diff] no match in snippet view article find links to article
proceedings/oclc/24097436&referer brief_results method of determining viscosity of silicate melts allowing one to perform theoretical ...
Printmaking (4,797 words) [view diff] no match in snippet view article find links to article
Other types of printmaking techniques outside these groups include collagraph y, viscosity printing , and foil imaging . Collagraphy is a ...
Rheometry (177 words) [view diff] no match in snippet view article find links to article
This can be the steady shear viscosity , the linear viscoelastic properties (complex viscosity respectively elastic modulus ), the ...
Large eddy simulation (4,273 words) [view diff] no match in snippet view article find links to article
Functional (eddy–viscosity) models : Functional models are simpler than structural models, focusing only on dissipating energy at a rate that ...
Melt flow index (793 words) [view diff] no match in snippet view article find links to article
Melt flow rate is inversely proportional to viscosity of the melt at the conditions of the test, though it should be borne in mind that ...
D'Alembert's paradox (4,546 words) [view diff] no match in snippet view article find links to article
According to scientific consensus , the occurrence of the paradox is due to the neglected effects of viscosity . In conjunction with ...
Vacuum filler (3,142 words) [view diff] no match in snippet view article find links to article
Viscosity: Viscosity is a measure of the consistency of a fluid. The higher the viscosity, the higher the consistency of the fluid is (it ...
Calculation of glass properties (2,538 words) [view diff] no match in snippet view article find links to article
simplification and only valid within narrow composition ranges as seen in the displayed diagrams for the refractive index and the viscosity. ...
Ketchup (3,471 words) [view diff] no match in snippet view article find links to article
Viscosity: File:2008-11-12 Russell pouring ketchup at Elmo's Diner. jpg | Transferring ketchup between plastic bottles. Tomato ketchup has an ...
Rayleigh–Plesset equation (1,832 words) [view diff] no match in snippet view article find links to article
Neglecting surface tension and viscosity, the equation was first derived by John Strutt, 3rd Baron Rayleigh in 1917. The equation was ...
Post-glacial rebound (4,743 words) [view diff] no match in snippet view article find links to article
Due to the extreme viscosity of the mantle, it will take many thousands of years for the land to reach an equilibrium level. ...
Leo Ubbelohde (230 words) [view diff] no match in snippet view article find links to article
He is known for his research on mineral oil s, fuels, catalysis and viscosity determining kinetic viscosity, known today as a "Ubbelohde viscometer ...
Galactomannan (451 words) [view diff] no match in snippet view article find links to article
Galactomannans are often used in food products to increase the viscosity of the water phase. Guar gum has been used to add viscosity to ...
Blasius boundary layer (1,287 words) [view diff] no match in snippet view article find links to article
Within the boundary layer the usual balance between viscosity and convective inertia is struck, resulting in the scaling argument: \ ...
Sperm oil (2,178 words) [view diff] no match in snippet view article find links to article
19th centuries, sperm oil was prized as an illuminant for its bright, odorless flame and as a lubricant for its low viscosity and stability. ...
Semi-solid metal casting (1,170 words) [view diff] no match in snippet view article find links to article
The metal must have a low viscosity to be usable, and to reach this low viscosity the material needs a globular primary surrounded by the ...
Polyglycerol polyricinoleate (669 words) [view diff] no match in snippet view article find links to article
In chocolates, it is used as a viscosity-reducing agent It is virtually always paired with lecithin or another plastic viscosity-reducing ...
Jojoba oil (1,328 words) [view diff] no match in snippet view article find links to article
Chemistry: viscosity | 48 cSt at 99°C 127 cSt at 37.8°C | viscosity index | 190-230 | Fatty Acids present in jojoba oil. Fatty acid | ...
Oil sands (22,227 words) [view diff] no match in snippet view article find links to article
At room temperature, it is much like cold molasses The World Energy Council (WEC) defines natural bitumen as "oil having a viscosity ...
Momentum diffusion (227 words) [view diff] no match in snippet view article find links to article
In fluid s, this is caused by viscosity . In the case of the laminar flow of a liquid past a solid surface, momentum diffuses across the ...
Frank Matthews Leslie (685 words) [view diff] no match in snippet view article find links to article
He is remembered for the Ericksen–Leslie theory he developed with Jerald Ericksen to describe the viscosity of mesophase s associated ...
Ultrasound attenuation spectroscopy (146 words) [view diff] no match in snippet view article find links to article
In the case of acoustic rheometer s, the raw data are converted into extensional viscosity or volume viscosity . Instruments that employ ...
Fluid bearing (2,822 words) [view diff] no match in snippet view article find links to article
These fluids can be liquid or gas, so long as they exhibit viscosity. In computer components, like a hard disk , heads are supported by ...
Erdosteine (433 words) [view diff] no match in snippet view article find links to article
Erdosteine modulates mucus production and viscosity and increases mucociliary transport, thereby improving expectoration. It also exhibits ...
Polymer architecture (784 words) [view diff] no match in snippet view article find links to article
A polymer's architecture affects many of its physical properties including, but not limited to, solution viscosity, melt viscosity, ...
Lax–Friedrichs method (915 words) [view diff] no match in snippet view article find links to article
The method can be described as the FTCS (forward in time, centered in space) scheme with an artificial viscosity term of 1/2. ...
Gas reinjection (332 words) [view diff] no match in snippet view article find links to article
The basic difference between light crude and heavy crude is its viscosity and pumpability - the lighter the crude the easier it is to ...
Taylor microscale (254 words) [view diff] no match in snippet view article find links to article
microscale is the INTERMEDIATE length scale at which fluid viscosity significantly affects the dynamics of turbulent eddies in the flow. ...
Hadamard–Rybczynski equation (235 words) [view diff] no match in snippet view article find links to article
mu_b the viscosity of the bubble. \ mu_o the viscosity of the ambient fluid. The Hadamard–Rybczynski equation can be derived from the Navier– ...
Capillary number (202 words) [view diff] no match in snippet view article find links to article
For example an air bubble in a liquid flow tends to be deformed by the friction of the liquid flow due to viscosity effects, but the ...
Carrier oil (675 words) [view diff] no match in snippet view article find links to article
For massage, viscosity is a major consideration; for example, grapeseed oil is typically very thin, while olive oil is much thicker. ...
Epoxy (5,596 words) [view diff] no match in snippet view article find links to article
DGEBA resins are transparent colourless-to-pale-yellow liquids at room temperature, with viscosity typically in the range of 5-15 Pa. ...
Polymer (6,342 words) [view diff] no match in snippet view article find links to article
as does the viscosity , or resistance to flow, of the polymer in its melt state Melt viscosity \eta \, is related to polymer chain length ...
Batchelor scale (260 words) [view diff] no match in snippet view article find links to article
Similar to the Kolmogorov microscales , which describe the smallest scales of turbulence before viscosity dominates; the Batchelor scale ...
Magnetic Prandtl number (149 words) [view diff] no match in snippet view article find links to article
dimensionless quantity occurring in magnetohydrodynamics which approximates the ratio of momentum diffusivity (viscosity ) and magnetic diffusivity. ...
Stratovolcano (2,004 words) [view diff] no match in snippet view article find links to article
The lava flowing from stratovolcanoes typically cools and hardens before spreading far due to high viscosity. The magma forming this lava ...
Electrorheological fluid (1,846 words) [view diff] no match in snippet view article find links to article
The apparent viscosity of these fluids changes reversibly by an order of up to 100,000 in response to an electric field . For example, a ...