نتایج جستجو برای: eva copolymer

تعداد نتایج: 15700  

2007
Mitsuru Kawamoto Yujiro Inouye Kiyotaka Kohno Takehide Maeda

We propose an eigenvector algorithm (EVA) with reference signals for blind deconvolution (BD) of multiple-input multiple-output infinite impulse response (MIMO-IIR) channels. Differently from the conventional EVAs, each output of a deconvolver is used as a reference signal, and moreover the BD can be achieved without using whitening techniques. The validity of the proposed EVA is shown comparin...

2015
M. Mehdi S. Mousavi Elisa Paola Ambrosio Silvia Appendino Fai Chen Chen Alain Favetto Diego Manfredi Francesco Pescarmona Aurelio Somà

Porto, the institutional repository of the Politecnico di Torino, is provided by the University Library and the IT-Services. The aim is to enable open access to all the world. Please share with us how this access benefits you. Your story matters. The total time of Extravehicular Activity (EVA) performed by astronauts has increased significantly during the past few years. On the other hand, the ...

2013
Mehdi Mousavi Silvia Appendino Alessandro Battezzato Fai Chen Chen Alain Favetto Francesco Pescarmona

Hand fatigue is one of the major problems of astronauts during Extravehicular Activity (EVA), due to the stiffness of the space suit, in particular of the glove. In order to evaluate the stiffness of EVA gloves, different methods have been proposed in the past, mainly focused on the effects of wearing an EVA glove on hand performance when executing test protocols. In this paper, an objective me...

2015
Jiongran Chen Yanfei Yang Sepideh Abbasi Daryoush Hajinezhad Saija Kontulainen Ali Honaramooz

Elk velvet antler (EVA) has been used in traditional Oriental medicine for centuries to promote general health; however, little evidence for its effect on bone development is available. We investigated the effects of lifelong exposure of Wistar rats to a diet containing 10% EVA on physical growth and bone development. Measurements included weekly body weights, blood chemistry and kidney and tes...

Journal: :JCP 2011
Weiran Wang Yushun Fan

Service Oriented Enterprise (SOE) has brought up requirement for performance measurement of the novel business model in its dynamic and flexible business environment. To solve the problem, conception of SOE is discussed from business perspective firstly, and an operation architecture of SOE is proposed and analyzed. The Service Oriented Economic Value Added (SO-EVA) performance measurement mode...

ارزش افزوده اقتصادی معیار عملکردی ساده است و تصویر واقعی از ایجاد ثروت سهامداران را ارائه می‌دهد و در اتخاذ تصمیمات سرمایه‌گذاری، شناسایی فرصت‌هایی برای بهبود و توجه به منافع کوتاه‌مدت همانند منافع بلند‌مدت به مدیران یاری می‌رساند. به عبارت دیگر، ارزش افزوده اقتصادی یک معیار مؤثر در کیفیت سیاست‌های مدیریتی و به عنوان شاخص قابل اتکایی از نحوه رشد ارزش شرکت در آینده محسوب می‌شود. در این پژوهش، ...

The earned value technique is a crucial and important technique in analysis and control the performance and progress of mega projects by integrating three elements of them, i.e., time, cost and scope. This paper proposes a new version of earned value analysis (EVA) to handle uncertainty in mega projects under interval-valued fuzzy (IVF)-environment. Considering that uncertainty is very common i...

ژورنال: بسپارش 2014

در دو دهه اخیر، مطالعات متعددی در باره ساخت و بررسی خواص مختلف نانوکامپوزیت‌های تهیه شده از کوپلیمر اتیلن وینیل استات (EVA) و نانوذرات خاک رس در جهان علمی انجام شده است. نتایج به دست آمده حاکی از آن است که افزودن مقدار بسیار کمی از نانوخاک رس به EVA، موجب افزایش پایداری گرمایی، بازدارندگی شعله، استحکام پارگی، مدول کششی و سختی نانوکامپویت می‌شود. همچنین، با افزایش درصد نانوخاک رس، گرانروی برشی ن...

2016
Serena A D'Souza Luckshika Rajendran Rachel Bagg Louis Barbier Derek M van Pel Houtan Moshiri Peter J Roy

The proper display of transmembrane receptors on the leading edge of migrating cells and cell extensions is essential for their response to guidance cues. We previously discovered that MADD-4, which is an ADAMTSL secreted by motor neurons in Caenorhabditis elegans, interacts with an UNC-40/EVA-1 co-receptor complex on muscles to attract plasma membrane extensions called muscle arms. In nematode...

Journal: :Environmental pollution 2011
Tiffany St George Penny Vlahos Tom Harner Paul Helm Bryony Wilford

Improving methods for assessing the spatial and temporal resolution of organic compound concentrations in marine environments is important to the sustainable management of our coastal systems. Here we evaluate the use of ethylene vinyl acetate (EVA) as a candidate polymer for thin-film passive sampling in waters of marine environments. Log K(EVA-W) partition coefficients correlate well (r(2) = ...

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