Results 81 to 90 of about 228,956 (336)

Influence of the internal layer cracks on the cracking of flexural three-layer concrete members

open access: yesJournal of Civil Engineering and Management, 2002
Three-layer structures made of concrete-type materials usually have an internal layer of a less strength, which serves as thermal insulation and makes the structure more light.
Gediminas Marčiukaitis   +1 more
doaj   +1 more source

Calidad y demanda del servicio de hoteles de tres estrellas en la región petrolera de Ciudad del Carmen, Campeche

open access: yesRegión y Sociedad, 2020
El objetivo de la investigación es evaluar la calidad del servicio y los factores que afectan la demanda de hoteles de tres estrellas en Ciudad del Carmen, Campeche.
David Martínez Luis   +2 more
doaj   +1 more source

Isothermal and Adiabatic Elastic Tensors [PDF]

open access: yesarXiv, 2016
The adiabatic elastic modulus is often useful in the high frequency response of materials. Unfortunately, it can be much more difficult to directly measure the adiabatic elastic modulus of material than the isothermal elastic modulus. We derive the relationship between the adiabatic and isothermal elastic tensors from the first law of thermodynamics.
arxiv  

Arterial distensibility as a possible compensatory mechanism in chronic aortic regurgitation

open access: yesArquivos Brasileiros de Cardiologia, 2001
OBJECTIVE: To evaluate elastic properties of conduit arteries in asymptomatic patients who have severe chronic aortic regurgitation. METHODS: Twelve healthy volunteers aged 30±1 years (control group) and 14 asymptomatic patients with severe aortic ...
Kopel Liliane   +5 more
doaj  

Effect of elastic anisotropy on phase separation in ternary alloys: A phase-field study [PDF]

open access: yesarXiv, 2019
The precipitate shape, size and distribution are crucial factors which determine the properties of several technologically important alloys. Elastic interactions between the inclusions modify their morphology and align them along elastically favourable crystallographic directions. Among the several factors contributing to the elastic interaction energy
arxiv  

Choreographed Soft Morphologies: exploring new ways of ideating soft architecture through material elasticity

open access: yesTemes de Disseny, 2018
This research aims to contribute to the current field of architectural design by offering evidence of how a collaborative and embodied approach to soft architecture can inform a new physical-digital design process.
Marina Castán, Daniel Suárez
doaj   +1 more source

Ab-initio elastic tensor of cubic Ti$_{0.5}$Al$_{0.5}$N alloy: the dependence of the elastic constants on the size and shape of the supercell model [PDF]

open access: yes, 2011
In this study we discuss the performance of approximate SQS supercell models in describing the cubic elastic properties of B1 (rocksalt) Ti$_{0.5}$Al$_{0.5}$N alloy by using a symmetry based projection technique. We show on the example of Ti$_{0.5}$Al$_{0.5}$N alloy, that this projection technique can be used to align the differently shaped and sized ...
arxiv   +1 more source

Elasticity of Diametrically Compressed Microfabricated Woodpile Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
Modulus–porosity relationship is derived for woodpile lattices with struts under diametrical compression. The formula presented here that Young's modulus is proportional to the square of the volume fraction E˜ρ2$E \sim \left(\rho\right)^{2}$ is shown to be consistent with computations and laboratory experiments on 3D‐printed samples.
Faezeh Shalchy, Atul Bhaskar
wiley   +1 more source

Elastic Deformation of Polycrystals [PDF]

open access: yes, 2002
We propose a framework to model elastic properties of polycrystals by coupling crystal orientational degrees of freedom with elastic strains. Our model encodes crystal symmetries and takes into account explicitly the strain compatibility induced long-range interaction between grains.
arxiv   +1 more source

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