نتایج جستجو برای: elasticity testing

تعداد نتایج: 360961  

Journal: :ASAIO journal 2005
Jennifer A Long Akif Undar Keefe B Manning Steven Deutsch

Red blood cell hematocrit, aggregation and deformability, and plasma protein concentration influence the viscosity and elasticity of whole blood. These parameters affect the flow properties, especially at low shear rates (< 50 s(-1)). In particular, we have previously shown that the viscoelasticity of fluid affects the inlet filling characteristics and regions of flow separation in small pulsat...

2003
Y. Z. Totoev J. M. Nichols

One of the parameters identified as influencing the structural response of buildings is the dynamic Modulus of Elasticity of masonry. The Longitudinal Vibration Test Method and the Ultrasonic Pulse Methods were developed for the dynamic testing of concrete specimens. These two dynamic procedures are to be tested on masonry prisms to provide a verification of the methods. The first aim of this p...

Journal: :Physics in medicine and biology 2008
J J Ou R E Ong T E Yankeelov M I Miga

This paper reports on the development and preliminary testing of a three-dimensional implementation of an inverse problem technique for extracting soft-tissue elasticity information via non-rigid model-based image registration. The modality-independent elastography (MIE) algorithm adjusts the elastic properties of a biomechanical model to achieve maximal similarity between images acquired under...

Journal: :Mathematics and Mechanics of Solids 2013

2013
Georgiana Copil Daniel Moldovan Hong Linh Truong Schahram Dustdar

Fine-grained elasticity control of cloud services has to deal with multiple elasticity perspectives (quality, cost, and resources). We propose a cloud services elasticity control mechanism that considers the service structure for controlling the cloud service elasticity at multiple levels, by firstly defining an abstract composition model for cloud services and enabling multi-level elasticity c...

Journal: :Acta Materialia Transylvanica 2021

Abstract The main danger of a brain aneurysm (a sack-like bulge on the vessel wall) is that in event rupture severe hemorrhage can occur which may cause death. However, if doctors have tools at their disposal, such as numerical models and simulations for analyzing patient-specific blood vessels, they could use them to decide particular treatment necessary so, when. For models, different mechani...

Journal: :تحقیقات اقتصادی 0
حسین پناهی دانشیار گروه اقتصاد دانشگاه تبریز سکینه سجودی دکترای علوم اقتصادی دانشگاه تبریز مهنسا مرندیان کارشناس ارشد مدیریت بازرگانی دانشگاه تبریز

one of the main principles of resistance economy, is to support domestic production and limiting imports, especially in sectors where there is the possibility of import-substituting production .this requires adjustment of exact trade policies,and to achieve this, identifying the structure of imports demand function and also price and income elasticity of import demand is necessary.this necessit...

Journal: :Medical physics 2011
Liwei An Bradley Mills Zaegyoo Hah Shuo Mao Jorge Yao Jean Joseph Deborah J Rubens John Strang Kevin J Parker

PURPOSE The focus of this article is to develop signal and imaging processing methods to derive an accurate estimation of local tissue elasticity using the crawling wave (CrW) sonoelastography method. The task is to reduce noise and to improve the contrast of the elasticity map. METHODS The protocol of the CrW approach was first tested on heterogeneous elastic phantoms as a model of prostate ...

Journal: :Jurnal Rekayasa Material, Manufaktur dan Energi 2021

The manufacture of natural fiber composites was carried out to determine whether the composite from a combination palm and straw feasible as substitute for synthetic used electric car bodies at State Polytechnic Madura. This research conducted with variations in ratio 100% fiber, 1: 2, 2: 1 1. Testing material alloys by testing impact test, tensile on car’s body prototype. Based test results pr...

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