نتایج جستجو برای: personal dosimeters

تعداد نتایج: 152287  

Journal: :The Journal of hand surgery 2011
Christopher J Tuohy Douglas R Weikert Jeffry T Watson Donald H Lee

PURPOSE To determine whole body and hand radiation exposure to the hand surgeon wearing a lead apron during routine intraoperative use of the mini C-arm fluoroscope. METHODS Four surgeons (3 hand attending surgeons and 1 hand fellow) monitored their radiation exposure for a total of 200 consecutive cases (50 cases per surgeon) requiring mini C-arm fluoroscopy. Each surgeon measured radiation ...

Introduction: LiF dosimeter has the most application in medicine. This study aimed to evaluate some dosimetric properties of a novel LiF: Mg, Ti. Materials and Methods: An ELEKTA Precise linear accelerator was used to calibrate dosimeters at 6 MV. In this survey, responses of dosimeters were evaluated up to 1000 cGy. Background effect was investigated in two different dosimeter states includin...

2015
Shakardokht Jafari

..................................................................................................................................... 2 Declaration ................................................................................................................................. 3 Acknowledgements .......................................................................................................

ژورنال: سنجش و ایمنی پرتو 2018

In this study, the energy dependency for dosimeters of air ionization chambers, lithium fluoride, silicon and plastic scintillator has been studied using the MCNPX Monte Carlo simulation code and simulated for gamma energy in the range of radiotherapy energy. The simulation results show that the response of each of the dosimeters for gamma photon beams in the energy range of 0.2 to 20 MeV varie...

2010
Sabine Heinrich Silke Thomas Christian Heumann Rüdiger von Kries Katja Radon

BACKGROUND The increase in numbers of mobile phone users was accompanied by some concern that exposure to radiofrequency electromagnetic fields (RF EMF) might adversely affect acute health especially in children and adolescents. The authors investigated this potential association using personal dosimeters. METHODS A 24-hour exposure profile of 1484 children and 1508 adolescents was generated ...

Journal: :Journal of B.U.ON. : official journal of the Balkan Union of Oncology 2016
Jelena Djokovic-Davidovic Andjela Milovanovic Jovica Milovanovic Vojislav Antic Milan Gajic

PURPOSE The purpose of this article was to analyse the impact of low-dose ionizing radiation to nuclear medicine professionals of the Nuclear Medicine Centre of Serbia (NMCRS). METHODS Data from the previous/initial and the last medical check-ups, obtained from the medical records of 65 employees from NMCRS, were analysed. A typical checkup, haematological parameters analysis, as well as spec...

Journal: :Japanese Journal of Health Physics 1973

Journal: :Journal of Physics: Conference Series 2006

Journal: :Journal of Physics: Conference Series 2006

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