Results 91 to 100 of about 2,681 (192)

The $^8$B Neutrino Spectrum

, 2004
Knowledge of the energy spectrum of $^8$B neutrinos is an important ingredient for interpreting experiments that detect energetic neutrinos from the Sun.
A. N. Boyarkina, A. N. Boyarkina, F. C. Barker, F. C. Barker, J. P. Schiffer, K. E. Rehm, S. J. Freedman, W. T. Winter   +7 more
core   +1 more source

Accuracy Evaluation of Oncentra™ TPS in HDR Brachytherapy of Nasopharynx Cancer Using EGSnrc Monte Carlo Code

Journal of Biomedical Physics and Engineering, 2015
Background: HDR brachytherapy is one of the commonest methods of nasopharyngeal cancer treatment. In this method, depending on how advanced one tumor is, 2 to 6 Gy dose as intracavitary brachytherapy is prescribed.
Hadad K, Zohrevand M, Faghihi R, , Sedighi Pashaki A   +3 more
doaj  

Determination of a beam quality conversion factor from 60Co to 192Ir

Journal of Radiation Research and Applied Sciences, 2018
Radiation dosimetry is an integral part of the radiation therapy process. The ultimate goal of radiation dosimetry is to determine the dose delivered to the tumor and to the normal tissues in a patient undergoing radiotherapy. The importance of HDR 192Ir
Luciana Tourinho Campos, Luis Alexandre Gonçalves Magalhães, Carlos Eduardo Veloso de Almeida   +2 more
doaj   +1 more source

Design and Implementation of a Monte Carlo Framework for Assessment of Spoiler Applications in Abutting Electron Fields [PDF]

, 2020
Background: Field matching problems in abutting electron fields can be man-aged by using spoilers. Objective: The aim of this study was to design a Monte Carlo framework for the assessment of spoiler application in abutting electron fields.
Amouheidari, A, Atarod, Maryam, Felfeliyan, F, Noshadi, S, Shokrani, Parvaneh   +4 more
core  

Application of a Monte Carlo linac model in routine verifications of dose calculations

Nucleus, 2015
The analysis of some parameters of interest in radiotherapy Medical Physics based on an experimentally validated Monte Carlo model of an Elekta Precise lineal accelerator was performed for 6 and 15 MV photon beams.
Haydee M. Linares Rosales, Elier Lara Mas, Rodolfo Alfonso Laguardia, Tony Popescu   +3 more
doaj  

Positronium Portal into Hidden Sector: A new Experiment to Search for Mirror Dark Matter

, 2010
The understanding of the origin of dark matter has great importance for cosmology and particle physics. Several interesting extensions of the standard model dealing with solution of this problem motivate the concept of hidden sectors consisting of SU(3 ...
, , A Belov, A Rubbia, B. Patt, CDMS-II collaboration, CoGeNT collaboration, E.S.M. Ali, F. Caspers, H.A. Bethe, I. Kobzarev, J. Jaeckel, J. Jaeckel, J.D. Wells, J.L. Feng, L.B. Okun, L.B. Okun, L.D. Landau, M. Felcini S.N. Gninenko, M. Goodsell, M.Yu. Khlopov, P Crivelli, P. Crivelli, R. Barbieri, R. Bernabei ., R. Foot, R. Ohta ., R.B. Metcalf, S Gninenko, S.I. Blinnikov, S.I. Blinnikov, U Gendotti, U. Gendotti, Z. Chacko, Z.G. Berezhiani, Z.K. Silagadze   +35 more
core   +1 more source

Development of a deformable dosimetric phantom to verify dose accumulation algorithms for adaptive radiotherapy

Journal of Medical Physics, 2016
Adaptive radiotherapy may improve treatment outcomes for lung cancer patients. Because of the lack of an effective tool for quality assurance, this therapeutic modality is not yet accepted in clinic.
Hualiang Zhong, Jeffrey Adams, Carri Glide-Hurst, Hualin Zhang, Haisen Li, Indrin J Chetty   +5 more
doaj   +1 more source

Perbandingan Dosis Serap Berkas Foton 16 MV Pada Berbagai Jenis Phantom menggunakan Metode Monte Carlo - EGSnrc

Wahana Fisika: Jurnal Penelitian Fisika dan Terapannya, 2016
Telah dilakukan penelitian tentang perbandingan dosis serap berkas foton 16 MV pada berbagai jenis material phantom dengan menggunakan simulasi Monte Carlo-EGSnrc.
Ridwan Ramdani, Freddy Haryanto
doaj  

Simulação de um acelerador LINAC 6MV para determinação da dose de profundidade e razão tecido fantoma utilizando MCNPx e EGSnrc

Brazilian Journal of Radiation Sciences, 2016
O objetivo deste trabalho é publicar os resultados obtidos de um exercício de intercomparação que envolve a modelagem e simulação de um feixe clínico de um acelerador linear de 6 MV em um campo 10x10 cm², utilizando dois diferentes códigos de Monte Carlo,
Luiz Antônio Castelo e Silva, Bruno Melo Mendes, Lucas Paixão Reis, Bruno Rodrigues Gonçalves, Daisy Mary Marchezini dos Santos, Raquel Luiza Mageste Fonseca, Madelon Aparecida Fernandes Zenóbio, Telma Cristina Ferreira Fonseca   +7 more
doaj   +1 more source

Determination of the Dosimetric Characteristics of BATAN’s 125I Source for Brachytherapy: An Experimental Study

Atom Indonesia, 2018
125I brachytherapysources withlowphotonenergies have beenwidelyusedin treatingtumors.Accordingto American Association of Physicists in Medicine Task Group No.
K.Y.P. Sandy, S.A. Pawiro, D.S. Soejoko
doaj   +1 more source