نتایج جستجو برای: accelerator parameter

تعداد نتایج: 231161  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - پژوهشکده فنی و مهندسی 1388

asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...

ذنوبی, فرهاد, زندی, حسن, قدس, حسین , نظم آبادی, محمد, وکیلی, آزاده,

Optimizations on 200 kV electrostatic accelerator have been done in order to increasing ion current on target, improving vacuum condition and reduction in x-rays emission, increasing stability of high voltage power supply and reaching much greater achievable voltage value. The accelerator tube has most important effect on beam tracing in the electrostatic accelerators. So precautions most be co...

Journal: :Epj Web of Conferences 2023

The neutron capture cross sections of 107 Pd were measured using the Accurate Neutron-Nucleus Reaction Measurement Instrument (ANNRI) at Japan Proton Accelerator Research Complex (J-PARC). Capture γ-rays detected with a NaI(Tl) spectrometer. incident energy was determined by time-of-flight method. preliminary section derived from thermal to resonance region. In region, parameters analysis REFIT ...

2015
A. Garonna M. Kronberger

The MedAustron accelerator (Wiener Neustadt, Austria) will deliver clinical beams of protons (60 250 MeV) and carbon ions (120 400 MeV/n) to three ion beam therapy irradiation rooms (IR). Clinical beams and proton beams up to 800 MeV will be provided in a fourth IR, dedicated to non-clinical research. A slow-extracted proton beam of maximum clinical energy reached for the first time the IR3 in ...

2016
Charles M Able Alan H Baydush Callistus Nguyen Jacob Gersh Alois Ndlovu Igor Rebo Jeremy Booth Mario Perez Benjamin Sintay Michael T Munley

BACKGROUND Unscheduled accelerator downtime can negatively impact the quality of life of patients during their struggle against cancer. Currently digital data accumulated in the accelerator system is not being exploited in a systematic manner to assist in more efficient deployment of service engineering resources. The purpose of this study is to develop an effective process for detecting unexpe...

2014
Taher Lotfi Elahe Tavakoli

It is attempted to present an efficient and free derivative class of Steffensen-like methods for solving nonlinear equations. To this end, firstly, we construct an optimal eighth-order three-step uniparameter without memory of iterative methods. Then the self-accelerator parameter is estimated using Newton's interpolation in such a way that it improves its convergence order from 8 to 12 without...

2002
Gokhan Memik Seda Ogrenci Memik William H. Mangione-Smith

In this paper, we present an accelerator that is designed to improve performance of network processing applications, particularly layer seven networking applications. The accelerator can easily be integrated in Network Processors. We present the design details of two different FPGA implementations: a design where each task is implemented in the accelerator and another one where the accelerator ...

2012
W. T. SCOTT

Two models for describing the operation of a magnetic travelling wave accelerator, the transmission line model and the lumped parameter model, are analyzed. For both cases the current distribution and the magnetic field are calculated. It is shown that the transmission line model can be obtained as the limiting case of the lumped parameter model. It is then assumed that a superconducting soleno...

2001
A. Terebilo

This paper introduces Accelerator Toolbox (AT) a collection of tools to model storage rings and beam transport lines in the MATLAB environment. The objective is to illustrate the flexibility and efficiency of the AT–MATLAB framework. The paper discusses three examples of problems that are analyzed frequently in connection with ring-based synchrotron light sources. 1 BACKGROUND AT is being devel...

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