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Myocardial Tissue Velocity Imaging
Myocardial Tissue Velocity Imaging

...   What are the factors that affect it?   How is it different than other functional parameters?   How is it measured using Echo and CMR?   What is the clinical utility of this parameter?   Is there data to show its clinical value ? ...
Relaxor Behavior, Polarization Buildup, and Switching in
Relaxor Behavior, Polarization Buildup, and Switching in

... ature range because of electrical conduction. We found analogous dielectric relaxation and conduction in coarse-grained PbZn1/3Nb2/3O3–PbFe1/2Nb1/2O3–PbTiO3 ceramics processed from powders by mechanosynthesis, which indicates that the defects responsible for the high-temperature relaxation and condu ...
Chapter #3 -- The Structure of Crystalline Solids
Chapter #3 -- The Structure of Crystalline Solids

... ¾ The hard spheres touch one another along cube diagonal ⇒ the cube edge length, a= 4R/√3 ¾ The coordination number, CN = 8 ¾ Number of atoms per unit cell, n = 2 Center atom (1) shared by no other cells: 1 x 1 = 1 8 corner atoms shared by eight cells: 8 x 1/8 = 1 ¾ Atomic packing factor, APF = 0.68 ...
Application of grain boundary engineering concepts
Application of grain boundary engineering concepts

The Normal Pleura
The Normal Pleura

...  The lung is covered with visceral pleura  The adjacent surfaces of the mediastinum, chest wall, and diaphragm are lined by parietal pleura.  These layers are in continuity both at the hilum and below, where they form the pulmonary ligament.  The visceral and parietal pleura are separated by a p ...
Analysis of Advanced Integrated Composite Thermal Structures for
Analysis of Advanced Integrated Composite Thermal Structures for

Package 3 - Kankalin
Package 3 - Kankalin

... are best explained with a model of parallel layers of fluid which could be viewed molecularly. If this packet of fluid layers is sheared ( t), the individual fluid layers are displaced in the direction of the shearing force. The upper layers move more rapidly than the lower layers because molecular ...
PPT
PPT

... Bucket rate (‘r’) (bytes/second) Peak rate (p) (bytes/second) Bucket depth (b) (bytes) Minimum policed unit (m) (bytes) – any packet with size smaller than m will be counted as m bytes Maximum packet size (M) (bytes) – max, packet size that can be ...
1 1. ------IND- 2015 0694 EE- EN- ------ 20151217 --- --
1 1. ------IND- 2015 0694 EE- EN- ------ 20151217 --- --

... Council of 9 March 2011 laying down harmonised conditions for the marketing of construction products and repealing Council Directive 89/106/EEC) or in European Technical Report EOTA TR 041, all basic properties must be determined and declared as per the function required in road management.’; 12) An ...
Medial-Tibial-Stress-Syndrome-Handout
Medial-Tibial-Stress-Syndrome-Handout

... • Bone is constantly remodelling • Remodelling is based on the force and load placed through the bone • Remodelling occurs quickly in cancellous bone • Remodelling occurs slowly in cortical bone • The tibia has a slight bow • Soleus, Tibialis posterior and flexor hallucis longus all attach onto the ...
A Novel 3D Finite Element Simulation Model for
A Novel 3D Finite Element Simulation Model for

Thermo Scientific AquaSensors DataStick
Thermo Scientific AquaSensors DataStick

Atom
Atom

... Although the atoms that compose a molecule are held together by strong bonds, these discrete groups of atoms, the molecules, are attached to each other by the weak secondary bonds. ...
Diamond-like Carbon Thin Film with Controlled Zeta
Diamond-like Carbon Thin Film with Controlled Zeta

... required to induce a permanent change will depend nonlinearly on the bandgap of the substrate material. Because the bandgap energy varies from material to material, the nonlinear absorption would vary a lot. However, the threshold intensity required to damage a material is found to vary only very sl ...
Synthesis of Titanium Oxide Particles Reinforced with Magnesium
Synthesis of Titanium Oxide Particles Reinforced with Magnesium

... polisher. The phase analysis was carried out with a speed of 3 degree/ minute with a range of 0-100 degrees. As the intensities agree with the theoretical values, the increase in the peak areas gives the information about the kinetics of the reaction process. It means that the composite was formed w ...
Permeability
Permeability

... In this type of laboratory setup, water from a standpipe flows through the soil. The initial head difference h1 at time t = 0 is recorded, and water is allowed to flow through the soil specimen such that the final head difference at time t = t2 is h2. ...
ULTRA-FINE GRAIN TITANIUM USING FOR
ULTRA-FINE GRAIN TITANIUM USING FOR

... mechanical properties from tensile test and punch test was developed. Depending on imposed strain (e = 2 up to 8) was found that mechanical properties (namely tensile strength) have increased up to 960 MPa. Developed ECAP process enables controlling morphology of microstructures constituents and wor ...
Force Per Unit Mass of Friction in Fluids
Force Per Unit Mass of Friction in Fluids

... unit area of the interface, is what we call pressure. The force due to pressure is directed normal to the interface (in the z-direction, in our example). To restate: fluid on each side of a horizontal interface exert pressure on each other because the z-component of molecular motions leads to molecu ...
The Response to Stress
The Response to Stress

... help us cope: the ANS and the adrenalin keep us alert by increasing our heart rate and blood pressure and quickly mobilizing energy reserves. In contrast, cortisol works more slowly, helps replenish energy supplies and, at the same time, helps us to remember important things. For example, cortisol r ...
BioFluids Lecture 3: Flagellar swimming – resistive
BioFluids Lecture 3: Flagellar swimming – resistive

... Stokeslet singularities over its surface. More useful when considering flagellum driven swimming is the motion of a long thin cylinder, of radius a. Physically, we might regard the effect of a thin cylinder moving through a fluid as the combined effect of a uniform distribution of point forces. Let ...
Shock absorbers The purpose of an energy
Shock absorbers The purpose of an energy

... In motion control, it is often desirable — or necessary — to stop a moving load smoothly. A rubber snubber, a compression spring, and a dashpot all can accomplish this, by absorbing energy. The snubber and spring store energy, and release it after they are compressed, resulting in a rebound. A dashp ...
STRAIN RATE BEHAVIOUR OF THREE ROCKS IN TENSION E. C
STRAIN RATE BEHAVIOUR OF THREE ROCKS IN TENSION E. C

... The fracture processes of rocks are not the same under the static and dynamic types of loading as for concrete [5–7]. The rapid increase in terms of strength with increase in rate of loading has been explained through the impossibility for the weakest links in the rock to participate in the fracturi ...
L6-Imperfections
L6-Imperfections

... For a dislocation to move, only bonds along the line it moves must be broken – this is significantly easier than braking all of the bonds in the plane In crystals there are preferred planes and directions for which dislocation movement is easier – these are called the slip planes and slip directions ...
An experimental study of the surface thermal signature of hot
An experimental study of the surface thermal signature of hot

Labelling of ingredients In Cosmetics Directive 76/768/EEC
Labelling of ingredients In Cosmetics Directive 76/768/EEC

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Rheology

Rheology (/riːˈɒlədʒi/; from Greek ῥέω rhéō, ""flow"" and -λoγία, -logia, ""study of"") is the study of the flow of matter, primarily in a liquid state, but also as 'soft solids' or solids under conditions in which they respond with plastic flow rather than deforming elastically in response to an applied force.It applies to substances which have a complex microstructure, such as muds, sludges, suspensions, polymers and other glass formers (e.g., silicates), as well as many foods and additives, bodily fluids (e.g., blood) and other biological materials or other materials which belong to the class of soft matter.Newtonian fluids can be characterized by a single coefficient of viscosity for a specific temperature. Although this viscosity will change with temperature, it does not change with the strain rate. Only a small group of fluids exhibit such constant viscosity. The large class of fluids whose viscosity changes with the strain rate (the relative flow velocity) are called non-Newtonian fluids.Rheology generally accounts for the behavior of non-Newtonian fluids, by characterizing the minimum number of functions that are needed to relate stresses with rate of change of strain or strain rates. For example, ketchup can have its viscosity reduced by shaking (or other forms of mechanical agitation, where the relative movement of different layers in the material actually causes the reduction in viscosity) but water cannot. Ketchup is a shear thinning material, like yoghurt and emulsion paint (US terminology latex paint or acrylic paint), exhibiting thixotropy, where an increase in relative flow velocity will cause a reduction in viscosity, for example, by stirring. Some other non-Newtonian materials show the opposite behavior: viscosity going up with relative deformation, which are called shear thickening or dilatant materials. Since Sir Isaac Newton originated the concept of viscosity, the study of liquids with strain rate dependent viscosity is also often called Non-Newtonian fluid mechanics.The term rheology was coined by Eugene C. Bingham, a professor at Lafayette College, in 1920, from a suggestion by a colleague, Markus Reiner. The term was inspired by the aphorism of Simplicius (often attributed to Heraclitus), panta rhei, ""everything flows""The experimental characterization of a material's rheological behaviour is known as rheometry, although the term rheology is frequently used synonymously with rheometry, particularly by experimentalists. Theoretical aspects of rheology are the relation of the flow/deformation behaviour of material and its internal structure (e.g., the orientation and elongation of polymer molecules), and the flow/deformation behaviour of materials that cannot be described by classical fluid mechanics or elasticity.
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