Art

J-GLOBAL ID：201702237844365944   Reference number：17A0087764

Polarity correction factor for flattening filter free photon beams in several cylindrical ionization chambers

幾つかの円筒形電離箱におけるフィルタフリー光子ビームを平坦化するための極性補正係数

Author (6)： Ogata Toshiyuki (Division of Medical Technology Support, Kobe Minimally Invasive Cancer Center, Kobe, Japan) ,  Uehara Kazuyuki (Division of Medical Technology Support, Kobe Minimally Invasive Cancer Center, Kobe, Japan) ,  Nakayama Masao (Division of Medical Technology Support, Kobe Minimally Invasive Cancer Center, Kobe, Japan) ,  Tsudou Shinji (Division of Medical Technology Support, Kobe Minimally Invasive Cancer Center, Kobe, Japan) ,  Masutani Takashi (Division of Medical Technology Support, Kobe Minimally Invasive Cancer Center, Kobe, Japan) ,  Okayama Takanobu (Division of Medical Technology Support, Kobe Minimally Invasive Cancer Center, Kobe, Japan)
Material： Radiological Physics and Technology  (Radiol Phys Technol)
Volume： 9  Issue： 2  Page： 187-192  Publication year： Jul. 2016 
JST Material Number： L7250A  ISSN： 1865-0333  Document type： Article
Article type： 原著論文  Country of issue： Germany, Federal Republic of (DEU)  Language： ENGLISH (EN)

Thesaurus term： *ionization chamber ,  cylinder(hollow body) ,  *photon beam ,  modification ,  polarity ,  filter ,  dose rate
Semi thesaurus term： 極性効果 ,  flattening

Author keywords (3)： Flattening filter free (FFF) ,  Polarity effect ,  Ionization chamber

JST classification (1)： Radiation detection and detectors  (AD08020J)

Reference (13)：

• Georg D, Knöös T, McClean B. Current status and future perspective of flattening filter free photon beams. Med Phys. 2011;38:1280-93.
• Lang S, Shrestha B, Graydon S, Cavelaars F, Linsenmeier C, Hrbacek J, Klöck S, Studer G, Riesterer O. Clinical application of flattening filter free beams for extracranial stereotactic radiotherapy. Radiother Oncol. 2013;106:255-9.
• Japan Society of Medical Physics. Standard dosimetry of absorbed dose to water in external beam radiotherapy (standard dosimetry 12). Tokyo: Tsusho-Sangyo Kenkyu-Sha; 2012.
• Stasi M, Baiotto B, Barboni G, Scielzo G. The behavior of several microionization chambers in small intensity modulated radiotherapy fields. Med Phys. 2004;31:2792-5.
• Agostinelli S, Garelli S, Piergentili M, Foppiano F. Response to high-energy photons of PTW31014 PinPoint ion chamber with a central aluminum electrode. Med Phys. 2008;35:3293-301.

Terms in the title (5)： 電離箱 ,  光子ビーム ,  平坦化 ,  極性 ,  補正係数