نتایج جستجو برای: α and β angles graf method
تعداد نتایج: 17118767 فیلتر نتایج به سال:
CP violation in the Standard Model (SM) [1] is described by an irreducible complex phase in the Cabibbo-Kobayashi-Maskawa (CKM) quark-mixing 3 × 3 matrix [2]. The equation VudV ⋆ ub + VcdV ⋆ cb + VtdV ⋆ tb = 0, which follows from the unitarity of the CKM matrix V , can be depicted as a triangle – called the Unitarity Triangle (UT) – in the complex plane [3]. The main goal of the B-factories is ...
چکیده : دو گیاه perovskia abrotanoides karel و zeravschania aucheri در سایه تحت جریان ملایم هوا خشک شدند. اسانس گیری از گیاهان خشک شده توسط دو روش تقطیر با آب و میکرواستخراج فاز جامد در فضای فوقانی انجام گرفت و اسانس ها با استفاده ار روش کروماتوگرافی گازی- طیف سنج جرمی (gc-ms) مورد تجزیه و تحلیل قرار گرفتند. ترکیبات عمده شناسایی شده در اسانس برگ و گل و ساقه گیاه p.abrotanoides عبارتند از: ...
in this study, a simple, rapid and selective method was developed for the determination of dexamethasone. the proposed method is based on inhibitory effect of dexamethasone on the oxidation of orange-g by bromate in sulfuric acid media. the reaction was followed spectrophotometrically at 478.5 nm (?max). under optimum experimental conditions, (72.6 ?mol l-1 of orange-g, 0.76 mol l-1 of h2so4, 0...
this paper presents xml-based journal submission system (xml-based jss) α and β as one of the ricest tools for the ease of journal submission process by users. xml-based jss version β is a derivative version of the xml-based jss version α by improving the system from many aspects. the reader will learn about ricest and isc, xml, and the method used in various versions of xml-based jss to subm...
abstract: postmethod is a newly developed pedagogy which as an alternative to method rejects the notion of good or bad methods and the concept of best method that can be generalized and appropriate for all contexts. instead, it treats each context as unique and one of a kind which cant be compared with other cases. this study is a postmethod-oriented one which investigates whether and how far t...
abstract present research considered to examine and compare shahrray 14 years girls and boys narrative concerning with their responsibilities in this research, statistical society are 14 years girls and boys of shahrry . for performing this research. first, 14 years of 50 boys and 50 girls were selected in accidental method and have filled memati hormaled adolescents responsibility questioner...
In the present study, artificial neural networks (ANNs) technique was implemented to link non-dimensional pressure coefficients and flow characteristics calibrate a five-hole probe. The experimental data of this work were obtained from subsonic open-circuit wind tunnel at velocity 10 m/s. Here, efficiency ANNs compared with two conventional reduction methods, including linear interpolation 5th-...
a simple, rapid and low-cost scanner spectroscopy method for the glucose determination by utilizing glucose oxidase and cdte/tga quantum dots as chromoionophore has been described. the detection was based on the combination of the glucose enzymatic reaction and the quenching effect of h2o2 on the cdte quantum dots (qds) photoluminescence.in this study glucose was determined by utilizing glucose...
BACKGROUND Percutaneous lag screw fixation is an alternative treatment for non-displaced or minimally displaced posterior column fractures. This study aims to explore new fluoroscopic views of the acetabulum for safe percutaneous insertion of posterior column lag screws. METHODS Axial computed tomography (CT) scans were taken of sixteen embalmed adult cadavers. The axial CT images at the leve...
The conformational properties of Ac-∆(Me)Ala-NHMe (N-acetyl-N-methyl-α,β-dehydroalanine N’methylamide), as the simplest model of N-methyl-α,β-dehydroamino acids, was examined with theoretical methods and in comparison with Ac-∆Ala-NHMe and Ac-∆Ala-NMe2. The N-terminal amide of the ∆(Me)Ala residue easily adopts the configuration cis and the torsion angles φ, ψ are highly flexible. The ∆(Me)Ala ...
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