LiF:Mg,Cu,P glow curve shape dependence on heating rate.

abstract：:For more accurate assessments of the occupational exposure to radon for miners, the individual monitoring was conducted by using an improved passive integrating (222)Rn monitor. A total of 120 miners in 3 different kinds of mines were monitored throughout a year. The results showed that the individual exposure to rado...

journal_title：Radiation protection dosimetry

authors： Fan D,Zhuo W,Zhang Y

更新日期：2016-09-01 00:00:00

abstract：:Continuous observation of radioactivity ratio of (214)Bi to (214)Pb as tracers in rainwater was carried out with 15-min cyclic measurement at Nagoya, Japan, from August 2011 to July 2012 to characterise wet deposition. The ratio ranged from 0.55 to 3.82. Based on the observation and a simplified time evolution model o...

journal_title：Radiation protection dosimetry

authors： Moriizumi J,Kondo D,Kojima Y,Liu H,Hirao S,Yamazawa H

更新日期：2015-11-01 00:00:00

abstract：:Thoron progeny concentrations were determined using the time-integrated method around closed uranium mine sites in Japan. Because the time-integrated radon progeny monitor developed by the authors has the function to detect (212)Po, time-integrated monitoring of thoron progeny concentration is also available with the ...

journal_title：Radiation protection dosimetry

authors： Ishimori Y

更新日期：2010-10-01 00:00:00

abstract：:A BEAMnrc Monte Carlo simulation of a diagnostic X-ray unit in a broad beam geometry intended for the derivation of effective linear attenuation coefficients was validated against measurements made on the X-ray unit on which the simulation was based. The validation process assessed the size of the beam, the first and ...

journal_title：Radiation protection dosimetry

authors： Worrall M,Sutton DG

更新日期：2019-12-31 00:00:00

abstract：:In radiotherapy involving thermal and epithermal neutrons, the knowledge of dose distributions, with separation of the contribution of each secondary radiation component, is of utmost importance. Layers of Fricke-Xylenol-Orange-infused gel dosemeters give the possibility of achieving such requirements because, owing t...

journal_title：Radiation protection dosimetry

authors： Gambarini G,Carrara M,Gay S,Tomatis S

更新日期：2006-01-01 00:00:00

abstract：:Radiation exposure during childhood is estimated to have a lifetime risk up to seven times greater than exposures at adult age. Therefore, paediatric patient dose monitoring is a major concern in radiology. The aim of this study is to evaluate the validity of a dose index, displayed at the digital imaging and communic...

journal_title：Radiation protection dosimetry

authors： Garcia Castañon P,España Lopez ML,Fernandez Bedoya V,Bermudez Luna R,Rodriguez Martin G

更新日期：2012-05-01 00:00:00

abstract：:The evaluation of medical imaging systems may be performed using both subjective (e.g. high contrast limiting resolution, and low contrast detail detectability), and objective/physical (e.g. characteristic curve, signal-to-noise ratio, modulation transfer function, and Wiener spectra) indices of image quality. For the...

journal_title：Radiation protection dosimetry

authors： Marsh DM,Malone JF

更新日期：2001-01-01 00:00:00

abstract：:A new quasi-monoenergetic neutron beam facility has been constructed at The Svedberg Laboratory (TSL) in Uppsala, Sweden. Key features include a neutron energy range of 11-175 MeV, high fluxes, user flux control, flexible neutron field size and shape, and spacious and easily accessible user area. The first results of ...

journal_title：Radiation protection dosimetry

authors： Prokofiev AV,Blomgren J,Byström O,Ekström C,Pomp S,Tippawan U,Ziemann V,Osterlund M

更新日期：2007-01-01 00:00:00

abstract：:CsBr phosphor ceramics doped with different luminescence centres such as In2O3, Eu2O3, EuCl3, SmCl3, TbCl3, GdCl3 or NdCl3 as the candidate for a new optically-stimulable phosphor for medical X-ray imaging sensor were prepared using a conventional ceramic fabrication process. It was found that X-ray-irradiated Eu-dope...

journal_title：Radiation protection dosimetry

authors： Kurata N,Kubota N,Takei Y,Nanto H

更新日期：2006-01-01 00:00:00

abstract：:This study aims to develop an Automatic Brain Dose Estimation (ABDE) methodology for head computed tomography examinations. The ABDE is to be applied first to an anthropomorphic Alderson phantom to obtain a Correction factor (Cf) between the ABDE and the direct absorbed brain dose using dosemeters positioned within th...

journal_title：Radiation protection dosimetry

authors： Gharbi S,Labidi S,Mars M

更新日期：2020-07-02 00:00:00

abstract：:This paper proposes a method for evaluating the standard uncertainty in the measurements with passive personal dosemeters using a numerical method (Monte Carlo). The paper builds on a previous paper where a two-stage measurement model for passive dosemeters was proposed. This model follows the course of events during ...

journal_title：Radiation protection dosimetry

authors： van Dijk JW

更新日期：2016-09-01 00:00:00

abstract：:Knowing the concentration of 226Ra in soil and of 222Rn in soil gas is important for the analysis of indoor radon data and the prediction of radon-prone areas. Except for soil Rn in Ardenne, the data concerning these two radionuclides in Belgian soils are very scarce. In the context of Master theses and international ...

journal_title：Radiation protection dosimetry

authors： Licour C,Tondeur F,Gerardy I,Alaoui NM,Dubois N,Perreaux R,Gerardy N,Christiaens D

更新日期：2017-11-01 00:00:00

abstract：:After an explosion of a radiological dispersal device, decision-makers need to implement countermeasures as soon as possible to minimise the radiation-induced risks to the population. In this work, the authors present a tool, which can help providing information about the approximate size of source term and radioactiv...

journal_title：Radiation protection dosimetry

authors： Urso L,Kaiser JC,Woda C,Helebrant J,Hulka J,Kuca P,Prouza Z

更新日期：2014-03-01 00:00:00

abstract：:The Fukushima Daiichi Nuclear Power Plant (FDNPP) accident has resulted in the deposition of radioactive contamination of soils mainly by (134)Cs and (137)Cs. The contaminated areas are of a great concern since external radiation may lead to significant long-term doses to humans and animals. External dose rate above g...

journal_title：Radiation protection dosimetry

authors： Mishra S,Sahoo SK,Arae H,Sorimachi A,Hosoda M,Tokonami S,Ishikawa T

更新日期：2015-11-01 00:00:00

abstract：:The rigorous characterisation of the behaviour of a radiobase antenna for wireless communication systems is a hot topic both for antenna or communication system design and for radioprotection-hazard reasons. Such a characterisation deserves a numerical solution, and the use of a finite-difference time-domain (FD-TD) a...

journal_title：Radiation protection dosimetry

authors： Catarinucci L,Palazzari P,Tarricone L

更新日期：2001-01-01 00:00:00

abstract：:The radiation exposure due to 222Rn and its progeny inhalation for clients and employees of selected thermal water spas was assessed. The radon risk was calculated using the measured 222Rn activity concentrations in the investigated thermal waters and radon transfer coefficient, defined as a fraction of radon released...

journal_title：Radiation protection dosimetry

authors： Nowak J,Nguyen Dinh C

更新日期：2017-07-01 00:00:00

abstract：:Lignite burning is one of the sources of technologically enhanced exposure to humans from natural radionuclides. In the preliminary study, part of the survey, the activity concentrations of (226)Ra, (232)Th and (40)K in 112 samples of feed lignites from seven lignite-fired power plants in Western Anatolia (Seyitömer, ...

journal_title：Radiation protection dosimetry

authors： Cam NF,Yaprak G,Eren E

更新日期：2010-12-01 00:00:00

abstract：:Work is presented on the development of a retrospective/fortuitous accident dosimetry service using optically stimulated luminescence of resistors found in mobile phones to determine the doses of radiation to members of the public following a radiological accident or terrorist incident. The system is described and dis...

journal_title：Radiation protection dosimetry

authors： Smith RW,Eakins JS,Hager LG,Rothkamm K,Tanner RJ

更新日期：2015-04-01 00:00:00

abstract：:This paper describes the design and construction of a new performance testing programme that was implemented in Canada in 2008. The Canadian Regulator (Canadian Nuclear Safety Commission) had determined that their licensees, in addition to participating in the existing in vivo and in vitro performance tests, needed to...

journal_title：Radiation protection dosimetry

authors： Kramer GH

更新日期：2009-06-01 00:00:00

abstract：:Two counting techniques are proposed in this paper to estimate thoron ((220)Rn) concentration using a Lucas scintillation cell. The alpha activity build-up inside the cell is calculated theoretically by using Bateman equations. The first method is having a minimum detection limit of 325 Bq m(-3) and can be used for th...

journal_title：Radiation protection dosimetry

authors： Sumesh CG,Kumar AV,Nair RN,Tripathi RM,Puranik VD

更新日期：2012-07-01 00:00:00

abstract：:During the European Concerted Action SENTINEL 'Safety and Efficacy for New Techniques and Imaging using New Equipment to Support European Legislation', protocols for commissioning and constancy tests for dynamic digital flat detectors angiography units have been developed in order to harmonise practice among the Europ...

journal_title：Radiation protection dosimetry

authors： Tsapaki V,Padovani R,Vano E,Schreiner A,Molfetas M,Neofotistou V,Kottou S

更新日期：2008-01-01 00:00:00

abstract：:Detailed data relating to patient dose have been acquired for 18, randomly chosen, patients undergoing coronary angiographies. During the procedure, dose-area product (DAP), kV and beam collimation were recorded for each projection. Total DAP, fluoroscopy time and number of cine frames were also noted. Patient effecti...

journal_title：Radiation protection dosimetry

authors： Lobotessi H,Karoussou A,Neofotistou V,Louisi A,Tsapaki V

更新日期：2001-01-01 00:00:00

abstract：:In this study, the thermoluminescence properties of natural calcite samples were examined in detail. The glow curve of the sample irradiated with beta radiation shows two main peaks, P1 (at 115 °C) and P4 (at 254 °C). The additive dose, variable heating rate, computer glow curve deconvolution, peak shape and three poi...

journal_title：Radiation protection dosimetry

authors： Yildirim RG,Kafadar VE,Yazici AN,Gün E

更新日期：2012-09-01 00:00:00

abstract：:Results of performance tests verifying the dosimetric properties of dosimetric systems are published in various reports (e.g. IAEA and EURADOS). However, there is hardly any information in the open literature relating to the uncertainty in a dose measurement or in the annual dose, which is increased by failure of the ...

journal_title：Radiation protection dosimetry

authors： Stadtmann H,Figel M,Kamenopoulou V,Kluszczynski D,Roed H,Van Dijk J

更新日期：2004-01-01 00:00:00

abstract：:The electrochemical etching (ECE) method enlarges charged particle tracks to enhance its applications in particular in health physics and radiation dosimetry. The ECE method is usually based on using a high frequency-high voltage (HF-HV) generator with 250-µm-thick polycarbonate track detectors (PCTDs). The authors' r...

journal_title：Radiation protection dosimetry

authors： Sohrabi M,Ramezani V

更新日期：2015-04-01 00:00:00

abstract：:Bi-directional signaling involved in radiation-induced bystander effect (RIBE) between irradiated carcinoma cells and their surrounding non-irradiated normal cells is relevant to radiation cancer therapy. Using the SPICE-NIRS microbeam, we delivered 500 protons to A549-GFP lung carcinoma cells, stably expressing H2B-G...

journal_title：Radiation protection dosimetry

authors： Kobayashi A,Autsavapromporn N,Ahmad TAFT,Oikawa M,Homma-Takeda S,Furusawa Y,Wang J,Konishi T

更新日期：2019-05-01 00:00:00

abstract：:Image quality for similar exposure conditions has been compared for two computed radiography (CR) systems (needle-based and conventional storage phosphor) and two flat-panel (DR) systems from different manufacturers mainly devoted to chest radiology. Image quality was assessed with a contrast-detail object and acrylic...

journal_title：Radiation protection dosimetry

authors： Fernandez JM,Ordiales JM,Guibelalde E,Prieto C,Vano E

更新日期：2008-01-01 00:00:00

abstract：:A Monte Carlo based computational procedure for determining organ doses and effective doses has been described for two procedures used in newly developed image-guided radiation treatment: kilovoltage cone-beam computed tomography (kV CBCT) and mega-voltage computed tomography (MV CBCT). A whole-body patient computatio...

journal_title：Radiation protection dosimetry

authors： Gu J,Bednarz B,Xu XG,Jiang SB

更新日期：2008-01-01 00:00:00

abstract：:The European Radiation Dosimetry Group (EURADOS) carried out a co-ordinated action, supported within the 6th Framework Programme of the European Commission entitled 'A Co-ordinated Network for Radiation Dosimetry (CONRAD)'. The project, executed from January 2005 to March 2008, yielded a large number of scientific res...

journal_title：Radiation protection dosimetry

authors： Schuhmacher H,Fantuzzi E

更新日期：2008-01-01 00:00:00

abstract：:To improve a radiological protection system, the lower bound of optimisation was discussed using a newly proposed background-cancer-risk-based approach. This approach provides a new finding that the standard deviation of the background cancer risk in Japan is 7.4 × 10(-5) y(-1). If this risk level corresponding to 1σ ...

journal_title：Radiation protection dosimetry

authors： Hattori T

更新日期：2011-07-01 00:00:00