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Probabilistic multiscale models and measurements of self
Probabilistic multiscale models and measurements of self

... 2001; Yang et al., 2005), and focusing on the transient temperature history (Krapez et al., 1999; Moore and Kommers, 1921) and / or the steady-state temperature reached after several thousands of cycles (Doudard et al., 2004; Galtier et al., 2002; La Rosa and Risitano, 2000; Luong, 1995; Mabru and C ...
Dip Coating - University of New Mexico
Dip Coating - University of New Mexico

Characterization of flexure hinges for the French watt balance
Characterization of flexure hinges for the French watt balance

... EPJ Web of Conferences 77 , 0 000 5 ( 2014) ...
News article: Combined Raman spectroscopy and nanoindentation
News article: Combined Raman spectroscopy and nanoindentation

Biomimetic design of materials and biomaterials inspired by the
Biomimetic design of materials and biomaterials inspired by the

... However, synchrotron spectromicroscopy and X-ray absorption near-edge structure spectroscopy measurements suggest that individual tablets behave as single crystals under polarized X-ray illumination, and the nanograins are all co-oriented within each tablet (Metzler et al. 2007). The same authors sh ...
Chaotic mixing in a Joule-heated glass melt
Chaotic mixing in a Joule-heated glass melt

A comparative study between friction stir welding
A comparative study between friction stir welding

... stresses. The deformation control is therefore easier [3]. The microstructure in the stir zone is influenced by FSW parameters. It is therefore considered that the formability of FS-welded material is influenced by FSW parameters [4]. Aluminum alloys find wide applications in aerospace, automobile i ...
Post-Photoelasticity.pdf
Post-Photoelasticity.pdf

... Photoelasticity is an experimental technique for stress and strain analysis that is particularly useful for members having complicated geometry, complicated loading conditions, or both. For such cases, analytical methods (that is, strictly mathematical methods) may be cumbersome or impossible, and a ...
Ductile fracture
Ductile fracture

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(131904) Topic: Fracture of Metal Temperature Embrittlement

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Anisotropy of Elastic Behavior

... • The 21 independent elastic constants can be reduced still further by considering the symmetry conditions found in different crystal structures. • In Isotropic case, the elastic constants are reduced from 21 to 2. • Different crystal systems can be characterized exclusively by their symmetries. Ta ...
Holographic characteristics of a 1-mm-thick
Holographic characteristics of a 1-mm-thick

... that there is an induction period in thin layers only when the incident intensity is low and that the sensitivity of thick layers, in spite of the induction period, does not change compared with that of thinner layers 共Table 2兲, it is possible to provide an alternative approach to explain the induct ...
Mesas: Their Role in the Formation of Widely Spaced Step Arrays
Mesas: Their Role in the Formation of Widely Spaced Step Arrays

... had any influence on the location or amount of ridge breakdown. The formation of the step arrays involves two separate stages: (1) ridge formation and its subsequent breakdown, and (2) the motion of steps across the mesa surface. Below the crystal roughening temperature, ridge formation can take plac ...
Three-dimensional Full-field X
Three-dimensional Full-field X

Strain state in silicon structures for microprocessor technology  M.
Strain state in silicon structures for microprocessor technology M.

... The stress σ in the SiGe films is obtained via Hooke’s law: ...
Sommerfeld Number - wikipedia.pdf
Sommerfeld Number - wikipedia.pdf

... Petroff's Law Petroff's method of lubrication analysis, which assumes a concentric shaft and bearing, was the first to explain the phenomenon of bearing friction. This method, which ultimately produces the equation known as Petroff's Law, is useful because it defines groups of relevant dimensionless ...
Solidification of viscous melts: the interplay between nanoscale physics and macroscopic behaviour
Solidification of viscous melts: the interplay between nanoscale physics and macroscopic behaviour

... nonetheless create large effects on the macroscopic shape. Thus, we now understand how the hexagonal symmetry of ice leads to the six branches of a typical snowflake – a scenario first posed by Kepler in 1611 [12]. Sharp-interface models may seem a natural way to model solidification, and they have ...
3 Valve actuator system - simple control analysis
3 Valve actuator system - simple control analysis

... centreline of the valve land in relation to that of the port as shown in Figure 7. • Underlap is created when the valve land width is less than that of the port. This causes leakage in the central, or neutral position, and modifies the valve characteristics whilst the spool is operating in the under ...
process instrumentation i module code: eipin1b study
process instrumentation i module code: eipin1b study

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... slight deviations from the original design are unavoidable in fabrication. Modeling these fabrication tolerances for different structures allows us to determine whether significant changes to the optical properties may occur due to process variation. Critical parameters may be identified and further ...
Medical Instrumentation
Medical Instrumentation

... deformed, causing its electrical resistance to change. This resistance change, usually measured using a Wheatstone bridge, is related to the strain by the quantity known as the gauge factor. ...
THE LEAST ACTION PRINCIPLE AND THE RELATED CONCEPT
THE LEAST ACTION PRINCIPLE AND THE RELATED CONCEPT

... why L. C. Young [12] introduced illuminating probabilistic concepts, known as Young's measures, to describe the behavior of oscillating minimizing sequences. These techniques have been popularized and extended to other fields by Tartar [11] and used in fluid mechanics, for both compressible [5] and ...
Efficient Transport Protocol for Networked Haptics Applications Raul Wirz , Raul Mar´ın
Efficient Transport Protocol for Networked Haptics Applications Raul Wirz , Raul Mar´ın

... Regarding the communication architecture in haptic applications, it can be centralized or distributed. In many cases, it is centralized which means that one, two or three haptic devices at maximum are connected to the same computer through a port with an improved data transmission (USB, FireBox) or ...
N-hub routing - The Department of Computer Science
N-hub routing - The Department of Computer Science

... Each flow can be split over several  One primary LSP and one primary or backup paths backup LSP  Each flow can be partially satisfied  All or nothing Primary-restricted ...
Study of a Freely Falling Ellipse with a Variety of Aspect Ratios and
Study of a Freely Falling Ellipse with a Variety of Aspect Ratios and

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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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