نتایج جستجو برای: deep beams

تعداد نتایج: 242332  

2011
Sandeep C. Patel Vinu R. Patel I. I. Pandya

Strut-and-tie is a system of forces' distribution in the form of "load-path" connectivity from the applied load point to the support point. Strut-and-Tie Method (STM) has been developed based on simple truss model. STM models represent the load carrying mechanism of a structural member by approximating the flow of internal forces by means of struts representing the flow of compressive stresses ...

Journal: :iranian journal of radiation research 0
h. noshad nuclear science research school, nuclear science & technology research institute (nstri), atomic energy organization of iran, tehran, iran

background: high-velocity carbon ion beams represent the most advanced tool for radiotherapy of deep-seated tumors. currently, the superiority of carbon ion therapy is more prominent on lung cancer or hepatomas. materials and methods: the data for lateral straggling and projected range of monoenergetic 290 mev/u (3.48 gev) carbon ions in muscle tissue were obtained from the stopping and range o...

1999
Luigi DiLella

Since the first detection of the neutrino at reactors [1] and the discovery of the νμ at the Brookhaven AGS [2], accelerators and reactors have been used to provide intense beams of neutrinos. Over the last 30 years, experiments with neutrino beams have played a major role in shaping the Standard Model of particle physics as it is known today. At present, electroweak theory is more conveniently...

2011
B. Azadbakht

Background: The purpose of this study was to determine the percentage depth dose (PDD) of PAGAT normoxic polymer gel dosimeter by electron beams using MRI technique for a standard clinically used Co-60 therapy unit and an electa linear accelerator. Materials and Methods: Using MRI, the formulation to give the maximum change in the transverse relaxation rate R2(1/T2) was determined to be 4.5% N,...

Journal: :Journal of Advanced Concrete Technology 2009

Journal: :IOP Conference Series: Materials Science and Engineering 2021

Journal: :DIYALA JOURNAL OF ENGINEERING SCIENCES 2022

This parametric study used finite element method (ETABS 2019), on 20 elliptical reinforced concrete cantilever deep beam specimens that have rectangular sections. Five parameters were taken into consideration: height, width, compressive strength, load position and type. Results showed when the height was increased by 12%–66.5%, negative torsional moments capacity about 11.23%–76.33%, 11.2%–77% ...

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