BETA DOSE EVALUATION ALGORITHM FOR CaSO4:Dy BYSED TLD BADGE USED IN COUNTRYWIDE PERSONNEL MONITORING PROGRAMME IN INDIA.

abstract：:In 2000 and 2001 about 279 and 221 radiation workers, respectively, were monitored by the Federal Radiation Protection Service, University of Ibadan, in Nigeria. The distribution of the occupational doses shows that the majority of workers received doses below 4 mSv in each of the two years. The radiation workers in t...

journal_title：Radiation protection dosimetry

authors： Ogundare FO,Balogun FA

更新日期：2003-01-01 00:00:00

abstract：:Radiation protection in medicine is becoming more and more important with increasing wider use of X-rays, documentation of effects besides the potential for long-term carcinogenic effects. With computed tomography (CT) likely to become sub-mSv in coming years, positron emission tomography (PET), single photon emission...

journal_title：Radiation protection dosimetry

authors： Rehani MM

更新日期：2015-07-01 00:00:00

abstract：:The radioisotopic content of 17 samples of natural and manufactured building materials collected in Tunisia have been analysed by using gamma spectrometry. From the measured gamma ray spectra, activity concentrations are determined for (232)Th, (226)Ra, (235)U and (40)K. The total effective dose and the activity conce...

journal_title：Radiation protection dosimetry

authors： Hizem N,Ben Fredj A,Ghedira L

更新日期：2005-01-01 00:00:00

abstract：:The European Basic Safety Standards demand the prediction of areas where a significant number of households exceed the reference level for the radon activity concentration. Therefore, radon maps are established which are based on indoor and soil gas measurements. In this study results of soil gas measurements are inte...

journal_title：Radiation protection dosimetry

authors： Kabrt F,Baumgartner A,Stietka M,Friedmann H,Gruber V,Ringer W,Maringer FJ

更新日期：2017-11-01 00:00:00

abstract：:Radiation shielding assessments may underestimate the expected dose if some isotopes at trace level are not considered in the isotopes inventory of the shielded radioactive materials. Indeed, information about traces is not often available. Nevertheless, the activation of some minor isotopic traces may significantly c...

journal_title：Radiation protection dosimetry

authors： Bonin A,Tsilanizara A

更新日期：2017-06-01 00:00:00

abstract：:In order to determine the exposure to natural sources of radiation for people in the vicinity of remediated Hungarian uranium mine regional surveys were carried out. The surveys evaluated indoor radon concentrations and outdoor and indoor external gamma dose rates. Radon concentration has been measured with nuclear et...

journal_title：Radiation protection dosimetry

authors： Gorjánácz Z,Várhegyi A,Kovács T,Somlai J

更新日期：2006-01-01 00:00:00

abstract：:This paper describes the objectives and reviews the progress of EULEP Working Party 5, convened under the auspices of the European Union's Fifth Framework Programme, to 'cluster' two EU-supported contracts, Biokinetics and Dosimetry of Internal Contamination (BIODOS (EU Contract FIS5-1999-00214)) and Radionuclide Biok...

journal_title：Radiation protection dosimetry

authors： Taylor DM,Stradling GN,Ménétrier F

更新日期：2003-01-01 00:00:00

abstract：:An investigation of the thermoluminescence (TL) properties of high pressure, high temperature (HPHT) synthetic diamond crystals grown under diluted nickel or cobalt as solvent catalysts is reported. After a study of TL properties of 6 different samples, it is shown that a crystal grown with Ni+2%Ti and annealed at 210...

journal_title：Radiation protection dosimetry

authors： Benabdesselam M,Iacconi P,Gheeraert E,Kanda H,Lapraz D,Briand D

更新日期：2002-01-01 00:00:00

abstract：:The International Commission on Radiological Protection (ICRP) has published two reports giving recommendations dealing with the avoidance of deterministic injuries in interventional radiology and the management of patient dose in digital radiology in 2001 and 2004, respectively. Another document, on radiation protect...

journal_title：Radiation protection dosimetry

authors： Vano E,Faulkner K

更新日期：2005-01-01 00:00:00

abstract：:In order to estimate typical radio frequency exposures from indoor used wireless communication technologies applied in homes and offices, WLAN, Bluetooth and Digital Enhanced Cordless Telecommunications systems, as well as baby surveillance devices and wireless headphones for indoor usage, have been investigated by me...

journal_title：Radiation protection dosimetry

authors： Schmid G,Lager D,Preiner P,Uberbacher R,Cecil S

更新日期：2007-01-01 00:00:00

abstract：:For more accurate measurement of the potential alpha energy concentration (PAEC) of radon progeny by the liquid scintillation counting (LSC) method, its counting efficiency was studied in this work. A radon progeny standard source was used to provide different concentrations of radon progeny, and the progeny collected...

journal_title：Radiation protection dosimetry

authors： Feng B,Tang Q,Zhang H,Chen B,Qiu S,Zhuo W

更新日期：2019-10-01 00:00:00

abstract：:Biokinetic models are the scientific underpinning of internal dosimetry and depend, ultimately, for their scientific validation on comparisons with human bioassay data. Three significant plutonium/americium bioassay databases, known to the authors, are described: (1) Sellafield, (2) Los Alamos and (3) the United State...

journal_title：Radiation protection dosimetry

authors： Miller G,Riddell AE,Filipy R,Bertelli L,Little T,Guilmette R

更新日期：2007-01-01 00:00:00

abstract：:Stringent standards of hygiene must be applied in medical institutions, especially at operating blocks or during interventional radiology procedures. Medical equipment, including personal dosemeters that have to be worn by medical staff during such procedures, needs therefore to be sterilised. In this study, the effec...

journal_title：Radiation protection dosimetry

authors： Kopeć R,Bubak A,Budzanowski M,Sas-Bieniarz A,Szumska A

更新日期：2016-09-01 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：:Evaluation of LiF:Mg,Ti thermoluminescence dosemeters (TLDs) according to the high-temperature ratio (HTR) method enables the determination of the dose-average linear energy transfer (LET), the mean quality factor and the dose equivalent in mixed radiation fields of unknown composition. The neutron contribution is ass...

journal_title：Radiation protection dosimetry

authors： Hajek M,Berger T,Vana N

更新日期：2004-01-01 00:00:00

abstract：:The neural network method has been used for the unfolding of neutron spectra in neutron spectrometry by Bonner spheres. A back propagation algorithm was used for training of neural networks. 4 mm x 4 mm bare LiI (Eu) and in a polyethylene sphere set: 2, 3, 4, 5, 6, 7, 8, 10, 12, 18 inch diameter have been used for unf...

journal_title：Radiation protection dosimetry

authors： Kardan MR,Setayeshi S,Koohi-Fayegh R,Ghiassi-Nejad M

更新日期：2003-01-01 00:00:00

abstract：:This paper summarises the evaluation of the 1997 EURADOS questionnaire on dosimetric systems able to assess personal dose equivalent. In total, 56 approved dosimetric services in the European Union and Switzerland responded, together monitoring approximately 615,000 occupationally exposed persons. Of these services, 4...

journal_title：Radiation protection dosimetry

authors： van Dijk JW,Bordy JM,Vanhavere F,Wernli C,Zamani-Valasiadou M

更新日期：2001-01-01 00:00:00

abstract：:This paper presents the values of radon and thoron progeny concentrations for different seasons in the dwellings of Tehri Garhwal, India. The measurements have been carried out using LR-115 solid-state nuclear track detector-based passive time-integrated direct thoron progeny sensor/direct radon progeny sensor techniq...

journal_title：Radiation protection dosimetry

authors： Prasad M,Rawat M,Dangwal A,Yadav M,Gusain GS,Mishra R,Ramola RC

更新日期：2015-11-01 00:00:00

abstract：:The Workshop on Emergency Preparedness for Vulnerable Population Groups was held on 2 and 3 March 2009 in Ottawa, ON, Canada. The purpose of the workshop was to enhance communications within the emergency community response network and to identify the needs and gaps of emergency preparedness against chemical, biologic...

journal_title：Radiation protection dosimetry

authors： Chen J,Wilkinson D,Richardson RB,Waruszynski B

更新日期：2009-06-01 00:00:00

abstract：:Magnetic resonance imaging (MRI) is one of the most common sources of electromagnetic (EM) fields as a diagnostic technique widely used in medicine. MRI staff during the working day is constantly exposed to static and spatially heterogeneous magnetic field. Also, moving around the MRI room to perform their functions, ...

journal_title：Radiation protection dosimetry

authors： Hartwig V,Virgili G,Ferrante Vero LF,De Marchi D,Landini L,Giovannetti G

更新日期：2018-12-01 00:00:00

abstract：:The aim of the present work is to investigate the possibility of using the properties of the thermoluminescent emission (TL) of Brazilian natural topaz for dosimetric applications. Topaz is an aluminium fluorsilicate with general composition of Al2(SiO4)(F,OH)2 found with relative abundance in Brazil and in other part...

journal_title：Radiation protection dosimetry

authors： Souza DN,Lima JF,Valerio ME,Caldas LV

更新日期：2002-01-01 00:00:00

abstract：:In the United Kingdom it is a legal requirement that the radiation doses received by classified persons are measured using dosemeters that have been provided by an approved dosimetry service. The Health and Safety Executive (HSE) is the regulatory body responsible for approving these dosimetry services. Until recently...

journal_title：Radiation protection dosimetry

authors： Bevington LM

更新日期：2001-01-01 00:00:00

abstract：:EURADOS working group on 'Internal Dosimetry (WG7)' represents a frame to develop activities in the field of internal exposures as coordinated actions on quality assurance (QA), research and training. The main tasks to carry out are the update of the IDEAS Guidelines as a reference document for the internal dosimetry ...

journal_title：Radiation protection dosimetry

authors： Lopez MA,Balásházy I,Bérard P,Blanchardon E,Breustedt B,Broggio D,Castellani CM,Franck D,Giussani A,Hurtgen C,James AC,Klein W,Kramer GH,Li WB,Marsh JW,Malatova I,Nosske D,Oeh U,Pan G,Puncher M,Peixoto Telles P,

更新日期：2011-03-01 00:00:00

abstract：:The RABiT (Rapid Automated Biodosimetry Tool) is a dedicated Robotic platform for the automation of cytogenetics-based biodosimetry assays. The RABiT was developed to fulfill the critical requirement for triage following a mass radiological or nuclear event. Starting from well-characterized and accepted assays we deve...

journal_title：Radiation protection dosimetry

authors： Garty G,Turner HC,Salerno A,Bertucci A,Zhang J,Chen Y,Dutta A,Sharma P,Bian D,Taveras M,Wang H,Bhatla A,Balajee A,Bigelow AW,Repin M,Lyulko OV,Simaan N,Yao YL,Brenner DJ

更新日期：2016-12-01 00:00:00

abstract：:The ESOREX project was initiated in 1997 by the EC DG TREN and it was executed by the BfS/Germany in close co-operation with the State Office for Nuclear Safety/Czech Republic). It consists of surveys on radiation monitoring and exposure carried out in the 30 European states. The study provides comparable descriptions...

journal_title：Radiation protection dosimetry

authors： Frasch G,Petrová K

更新日期：2007-01-01 00:00:00

abstract：:The availability of active neutron personal dosemeters has made real time monitoring of neutron doses possible. This has obvious benefits, but is only of any real assistance if the dose assessments made are of sufficient accuracy and reliability. Preliminary assessments of the performance of active neutron dosemeters ...

journal_title：Radiation protection dosimetry

authors： Tanner RJ,Bolognese-Milsztajn T,Boschung M,Coeck M,Curzio G,d'Errico F,Fiechtner A,Lillhök JE,Lacoste V,Lindborg L,Luszik-Bhadra M,Reginatto M,Schuhmacher H,Vanhavere F

更新日期：2007-01-01 00:00:00

abstract：:Radiation dose was measured with set of TL dosimeters during checkout of neutron radiation hardness of the ORTEC preamplifier type 142A in the experiment at the MARIA nuclear reactor at the National Centre for Nuclear Research (NCBJ), Otwock-Świerk, Poland. Different types of LiF-based TL detectors have been used for ...

journal_title：Radiation protection dosimetry

authors： Obryk B,Malik K,Bilski P,Igielski A,Dankowski J,Kurowski A,Prokopowicz R,Pytel K

更新日期：2018-08-01 00:00:00

abstract：:The natural radionuclide (226Ra, 232Th and 40K) contents of building materials commonly used in South Korea have been determined by a gamma ray spectroscopy system using a high purity germanium detector. The radon exhalation rates and emanation coefficients of building materials have also been studied. The average con...

journal_title：Radiation protection dosimetry

authors： Lee SC,Kim CK,Lee DM,Kang HD

更新日期：2001-01-01 00:00:00

abstract：:The radioactivity concentrations of nuclides (238)U, (232)Th and (40)K in lake sediments collected from 15 different stations at Altınkaya dam lake and 12 different stations at Derbent dam lake in Turkey were measured using high-resolution gamma-ray spectrometry. The measurement was done using a coaxial HPGe detector ...

journal_title：Radiation protection dosimetry

authors： Eroğlu H,Kabadayi Ö

更新日期：2013-09-01 00:00:00

abstract：:The aim of this work was to experimentally compare the contrast improvement factors (CIFs) of a newly developed software-based scatter correction to the CIFs achieved by an antiscatter grid. To this end, three aluminium discs were placed in the lung, the retrocardial and the abdominal areas of a thorax phantom, and di...

journal_title：Radiation protection dosimetry

authors： Mentrup D,Jockel S,Menser B,Neitzel U

更新日期：2016-06-01 00:00:00