نتایج جستجو برای: angle of incidence

تعداد نتایج: 21181556  

Journal: :journal of agricultural science and technology 2011
n. aghajani e. ansaripour m. kashaninejad

in this article, the size, dimensions, volume, bulk and particle densities, empyting and filling angles of repose and friction coefficients against different surfaces were evaluated for two varieties of barley, sahra and valfajr, as a function of moisture content in the range of 10.12 to 42.17 (w.b.%). most physical properties of barley varieties were significantly affected by moisture content ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه محقق اردبیلی - دانشکده ریاضی 1393

در این پایان نامه، با فرض اینکه ‎ v‎ یک *c - مدول هیلبرت تولید شده ی شمارا روی یک ‎$ c^{ast} $,‎ـ جبر ‎$ a $‎ است، ثابت خواهیم کرد که دنباله ی ‎$ lbrace f_{i}:iin i brace subseteq v $‎ یک قاب استاندارد برای ‎$ v $‎ است اگر و تنها اگر سری ‎$ sum_{iin i} langle x,f_{i} angle langle f_{i},x angle $‎ برای هر ‎$ xin v $‎ همگرا (در نرم) باشد و ثابت های ‎$d>0$‎ و ‎$c $‎ موجود ب...

2014
Wei Wang Xiulan Zhang

PURPOSE To evaluate the efficacy and safety of EX-PRESS implantation compared with trabeculectomy for uncontrolled open-angle glaucoma. METHODS Pertinent randomized controlled trials were identified through systematic searches of the PubMed, EMBASE, and Cochrane Library. The efficacy measures utilized were the weighted mean differences (WMDs) for the intraocular pressure reduction (IOPR), the...

2014
Ho Kyun Lee Sang Young Chung Jea Kyu Kim Sung Hee Yoo Soo Jin Na Choi

PURPOSE We investigated whether suprarenal and infrarenal aortic angles change after the endovascular aneurysm repair (EVAR) procedure and during follow-up, and investigated the correlation between infrarenal aortic angle after EVAR and type Ia endoleaks. METHODS Data collected on 70 EVAR procedures for a fusiform infrarenal aortic aneurysm performed between May 2006 and December 2012 were su...

Journal: :Acta Crystallographica Section A Foundations of Crystallography 2009

Journal: :IEEE Transactions on Antennas and Propagation 2022

This communication presents the design of 1 bit coding engineered reflector for wideband monostatic/bistatic radar cross section (RCS) reduction under a wide angle incidence by redirecting backscattered electromagnetic (EM) energies into and countless angles. The proposed surface can achieve an excellent RCS performance more than 10 dB over frequency range from 60 to 120 GHz angles up 75°. is a...

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