نتایج جستجو برای: advanced composite

تعداد نتایج: 369491  

Invention of carbon nanotube (CNT) in the 1990s introduced a new class of materials whose extraordinary mechanical, thermal, and electrical properties seemed appealing enough to the research community to devote their time and effort for the purpose of analyzing composite materials reinforced by CNTs. Particularly, the marvelous stiffness of CNTs has made it possible to reach a high-modulus comp...

This work presents a historical review of the researches procured by various scientists and engineers dealing with the nanocomposite materials and continuous systems manufactured from such materials. Nanocomposites are advanced type of well-known composite materials which have been reinforced with nanosize reinforcing fibers and/or particles. Such materials can be better suit for the industrial...

2014
Axel Rahmel

Vascularized composite allotransplantation is a continuously evolving area of modern transplant medicine. Recently, vascularized composite allografts (VCAs) have been formally classified as 'organs'. In this review, key aspects of VCA procurement are discussed, with a special focus on interaction with the procurement of classical solid organs. In addition, options for a matching and allocation ...

Majid Peyravi, Mohammad Khajouei Mohsen Jahanshahi,

Over the past decade, many applications were intended for filtration by membrane technology especially the thin film composite (TFC) membranes. In advanced developments of thin film membranes, an attempt was made to spread a new generation of membranes called thin film nano composite (TFN) membranes. However, in the last generation of TFNs, an ultrathin selective film of nanoparticles is coated...

Abstract: The Urumieh-Dokhtar Magmatic Belt (UDMB) is the host of many Iranian Cu porphyry deposits. Southern part of this belt, in the range of geological Jebal barez, has been less investigated because of the mountainous and rough topography and also some security confrontation. Porphyry deposits are associated with hydrothermal alteration zones can be mapped using remote sensing data such as...

رنجبر, حجت اله , شهریاری, هادی ,

The study area is located in the Dehaj-Sarduyeh belt in Kerman province. This belt forms the south eastern part of the Central Iranian Volcanic Belt. Enhanced Thematic Mapper plus (ETM+) and Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) data have been used for this study. Different image processing techniques such as false color composite, band ratioing and princip...

Journal: :Acta Cardiologica Sinica 2016
I-Chih Chen Chao-Chin Yu Yi-Hsuan Wu Ting-Hsing Chao

BACKGROUND Inflammation plays an important role in the pathogenesis of cardiovascular disease in patients with advanced chronic kidney disease (CKD). Neutrophil-to-lymphocyte ratio (NLR), an inflammatory biomarker, has not been evaluated in patients who have advanced CKD with peripheral artery disease (PAD) undergoing percutaneous transluminal angioplasty (PTA), especially in Taiwan. METHODS ...

Journal: :journal of research in health sciences 0
mohsen aliabadi rostam golmohammadi hassan khotanlou muharram mansoorizadeh amir salarpour

background: noise prediction is considered to be the best method for evaluating cost-preventative noise controls in industrial workrooms. one of the most important issues is the development of accurate models for analysis of the complex relationships among acoustic features affecting noise level in workrooms. in this study, advanced fuzzy approaches were employed to develop relatively accurate ...

2015
Alessandro Satriano Vijay Kandalam Yoko Mikami Nita Guron Hanna Medwid Bobby Heydari Naeem Merchant Andrew G Howarth Carmen Lydell Teresa A Whitman Maria Drangova Raymond Yee James A White

Background Myocardial strain analysis has been proposed as a surrogate for regional replacement fibrosis (scar) in patients with ischemic cardiomyopathy (ICM). However, contractile function is often degraded in non-scarred tissue, conceivably due to a composite of interstitial fibrosis, metabolic aberrations and abnormal electro-mechanical coupling. We tested a novel 4D strain analysis tool to ...

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