نتایج جستجو برای: metallic beams

تعداد نتایج: 71796  

Journal: :مهندسی عمران فردوسی 0
ابوالفضل عربزاده اصغر امانی داشلجه ایرج محمودزاده کنی سعید اینانلو

deep beams are type of beams which their behavior is different from conventional beams because of their particular type of geometry. in this paper, the retrofitting of these beams is considered and 10 deep beams are tested experimentally and discussed about retrofitting methods. experimental studies indicate that the use of cfrp bands in the direction perpendicular to diagonal cracks in compari...

2016
Henry C. Chapon

2014 Scattering of a cadmium beam from (100) NaCl surface has been studied in ultra-high vacuum. The existence of the quasi-specular lobe observed in the early studies on scattering of neutral atoms from solid surfaces, around 1930 by Ellet et al., is confirmed. The dependence of the angular position of the quasi-specular lobe as a function of either the substrate temperature or the beam temper...

Journal: :Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine 2016
Katarzyna Szkliniarz Mateusz Sitarz Rafał Walczak Jerzy Jastrzębski Aleksander Bilewicz Jarosław Choiński Andrzej Jakubowski Agnieszka Majkowska Anna Stolarz Agnieszka Trzcińska Wiktor Zipper

The internal α-particle beam of the Warsaw Heavy Ion Cyclotron was used to produce research quantities of the medically interesting Sc radioisotopes from natural Ca and K and isotopically enriched 42Ca targets. The targets were made of metallic calcium, calcium carbonate and potassium chloride. New data on the production yields and impurities generated during the target irradiations are present...

2015
Junqing Wu Huanmei Wu Chee-Wai Cheng

Purpose: Combination of Prostate Seed Implant (PSI) with External Beam Radiation Therapy (EBRT) remains as an attractive option for patients with intermediate or high-risk prostate cancer. One of the most widely used approaches is to use external beam radiation therapy (EBRT) to deliver boost doses after permanent prostate seed implant (PSI). In this study, the feasibility of using Intensity Mo...

Journal: :Materials and Structures 2021

Abstract This paper presents new findings on adhesively bonded timber-concrete composites with prefabricated concrete parts. Hereby, timber and are solely adhesive no metallic connectors have been used. Because the achievement of a continuous bond proved to be critical point in past studies, special attention is given that issue. The application procedure adhesives investigated small-scale samp...

2011
Zhihui Hu Jianrong Dai Liang Li Yin Cao Yixin Song Guishan Fu

The purpose of this study was to evaluate beam attenuation by treatment couch and build a treatment couch model in TPS to check for beam-couch intersection at the planning stage and deal with beam attenuation by treatment couch in dose calculation. In this study, a standard treatment couch, Siemens ZXT couch, has been incorporated into Pinnacle3 8.0 TPS, based on an existing TPS tool, model-bas...

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