A THIN-LAYER LIF THERMOLUMINESCENCE DOSEMETER SYSTEM WITH FAST READOUT FOR THE USE IN PERSONAL DOSIMETRY SERVICES.

abstract：:In paediatrics, the risks associated with ionising radiation should be a major concern, due to children's higher susceptibility to radiation effects. Measure entrance skin dose (ESD) in chest and pelvis X-ray projections and compare the results with the 'European guidelines on quality criteria for diagnostic radiograp...

journal_title：Radiation protection dosimetry

authors： Paulo G,Santos J,Moreira A,Figueiredo F

更新日期：2011-09-01 00:00:00

abstract：:Peak skin doses to patients undergoing interventional radiological procedures in a 3-year period were assessed to identify the most critical procedures and evaluate probability for occurrence of radiation-induced tissue injuries. Data of 7607 patients were reviewed, identifying those with cumulative air kerma at a ref...

journal_title：Radiation protection dosimetry

authors： Kuhelj D,Kovačič M,Zdešar U,Pekarovič D,Žontar D

更新日期：2019-05-01 00:00:00

abstract：:A device able to trap a liquid droplet in a host liquid in a metastable (superheated) state was developed for a better understanding of the operational principles and for an extension of the application of superheated drop detectors (SDDs). Droplets of trans-2-butene in a metastable state were exposed to Am-Be neutron...

journal_title：Radiation protection dosimetry

authors： Sawamura T,Joji T,Homma A

更新日期：2003-01-01 00:00:00

abstract：:Occupational and general public exposure due to very high frequency (VHF)/ultra high frequency (UHF) transmission centres for verbal communication for air traffic control is investigated in situ for the first time. These systems are used for communication with aircraft, resulting in different human exposure from that ...

journal_title：Radiation protection dosimetry

authors： Joseph W,Goeminne F,Verloock L,Vermeeren G,Martens L

更新日期：2012-09-01 00:00:00

abstract：:In actual conditions of use, the power radiated from cellular phones changes during conversation depending on several factors. Upon request from the radio base station (RBS), the phone in fact, reduces, its power to a level that is deemed optimum for the quality of conversation. In this study, special phones, which ha...

journal_title：Radiation protection dosimetry

authors： Ardoino L,Barbieri E,Vecchia P

更新日期：2004-01-01 00:00:00

abstract：:Biological dosimetry relies on the assessment of dose in peripheral blood lymphocytes (PBL) of a victim. Variability in the individual radiosensitivity of PBL has an impact on the precision of dose estimate and radiation-induced micronuclei show a strong individual variability. A factor which can influence the radiose...

journal_title：Radiation protection dosimetry

authors： Krol M,Lankoff A,Buraczewska I,Derezinska E,Wojcik A

更新日期：2007-01-01 00:00:00

abstract：:In 1983, a young man inhaled accidentally a large amount of plutonium and americium. This case was carefully followed until 2013. Since no decorporation measures had been taken, the undisturbed metabolism of Pu and Am can be derived from the data. First objective was to determine the amount of inhaled radionuclides an...

journal_title：Radiation protection dosimetry

authors： Wernli C,Eikenberg J,Marzocchi O,Breustedt B,Oestreicher U,Romm H,Gregoratto D,Marsh J

更新日期：2015-04-01 00:00:00

abstract：:QUADOS, a Concerted Action of the European Commission, has promoted an intercomparison aimed at evaluating the use of computational codes for dosimetry in radiation protection and medical physics. This intercomparison was open to all users of radiation transport codes. Eight problems were selected for their relevance ...

journal_title：Radiation protection dosimetry

authors： Gualdrini G,Agosteo S,Ménard S,Price RA,Chartier JL,Grosswendt B,Kodeli I,Leuthold GP,Siebert BR,Tagziria H,Tanner RJ,Terrissol M,Zankl M

更新日期：2005-01-01 00:00:00

abstract：:The use of Monte Carlo track structure is a choice method in biophysical modelling and calculations. To precisely model 3D and 4D tracks, the cross section for the ionisation by an incoming ion, double differential in the outgoing electron energy and angle, is required. However, the double differential cross section c...

journal_title：Radiation protection dosimetry

authors： MacGibbon JH,Emerson S,Liamsuwan T,Nikjoo H

更新日期：2011-02-01 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：:Described are functions, models and approaches of software tool Emergency Source Term code (ESTE), which is decision support system for crisis staff in case of nuclear or radiological accidents. The first task of ESTE in emergency situation at nuclear facility is to evaluate state of reactor core or state of fuel in s...

journal_title：Radiation protection dosimetry

authors： Fojcíková E,Lipták Ľ,Krpelanová M,Chylý M,Čarný P

更新日期：2019-12-31 00:00:00

abstract：:The prevalent algorithm for the estimation of beta dose, which in turn is used for estimation of skin dose for exposures involving beta radiations was observed to significantly overestimate the dose in individual monitoring based on CaSO4:Dy TLD badge in India. A new algorithm has been developed by estimating the corr...

journal_title：Radiation protection dosimetry

authors： Rakesh RB,Kumar M,Sneha C,Ratna P,Datta D

更新日期：2017-06-01 00:00:00

abstract：:Dose response effects of diodes due to the high atomic number of silicon relative to water are investigated. While quality chances in the primary component of a megavoltage beam with depth are minimal. Compton scattered photons are shown to have a substantial effect on the quality leading to their enhanced absorption ...

journal_title：Radiation protection dosimetry

authors： Yin Z,Hugtenburg RP,Beddoe AH

更新日期：2002-01-01 00:00:00

abstract：:To develop retrospective dosimetry of unexpected radiation accident, basic studies on violet thermoluminescence (VTL) phenomena were conducted using natural quartz grains. All VTL glowcurves of as-received samples did not exhibit peaks <250 degrees C, although for artificially irradiated quartz samples there were VTL ...

journal_title：Radiation protection dosimetry

authors： Fujita H,Hashimoto T

更新日期：2007-01-01 00:00:00

abstract：:A micro-gap air-filled ionisation chamber was designed for criticality dosimetry. The special feature of the chamber is its very small gap between electrodes of only 0.3 mm. This prevents ion recombination at high dose rates and minimises the influence of gas on secondary particles spectrum. The electrodes are made of...

journal_title：Radiation protection dosimetry

authors： Murawski Ł,Zielczyński M,Golnik N,Gryziński MA

更新日期：2014-10-01 00:00:00

abstract：:The thermoluminescence (TL) characteristics of sodium chloride (NaCl), known as common salt, used for cooking purposes (iodised salt), have been studied in the present paper considering its usage as an 'accidental dosemeter' in the case of a nuclear fallout. TL characteristics of common salt have been examined under e...

journal_title：Radiation protection dosimetry

authors： Murthy KV,Pallavi SP,Rahul G,Patel YS,Sai Prasad AS,Elangovan D

更新日期：2006-01-01 00:00:00

abstract：:Gamma spectrometry of well water was done to measure the activity concentrations of gamma-emitters 226Ra and 228Ra from 238U and 232Th series, respectively, and 40K in their waters. Measurements were done using high-purity (HPGe) co-axial detectors (Canberra, GC 2018-7500 ) coupled to Canberra Multichannel Analyser sy...

journal_title：Radiation protection dosimetry

authors： Ajayi OS,Owolabi TP

更新日期：2008-01-01 00:00:00

abstract：:Elevated levels of natural background radiation due to scattered patches of monazite sand around the beaches of Mangalore, India, have been reported earlier. A comparative study of gamma dose rates was performed in both normal background and high natural background radiation areas around Mangalore using different type...

journal_title：Radiation protection dosimetry

authors： Al-Azmi D,Kumara S,Mohan MP,Karunakara N

更新日期：2019-10-01 00:00:00

abstract：:In the framework of the ORAMED project (Optimization of RAdiation protection for MEDical staff), funded by the European Union Seventh Framework Programme, different studies were aimed at improving the quality of radiation protection in interventional radiology and nuclear medicine. The main results of the project were...

journal_title：Radiation protection dosimetry

authors： Gualdrini G,Bordy JM,Daures J,Fantuzzi E,Ferrari P,Mariotti F,Vanhavere F

更新日期：2013-05-01 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：:Eyeglass lenses are commonly composed of allyl-diglycol carbonate (CR-39), an alpha-particle detecting plastic, thus making such lenses personal radon dosemeters. Samples of such lenses have been obtained, etched to reveal that radon and radon progeny alpha tracks can be seen in abundance, and sensitivities have been ...

journal_title：Radiation protection dosimetry

authors： Fleischer RL,Meyer NR,Hadley SA,MacDonald J,Cavallo A

更新日期：2001-01-01 00:00:00

abstract：:The combination of fast neutron therapy and boron neutron capture therapy is currently being studied as a possible treatment for some radio-resistant brain tumours. In an attempt to design a boron-enhanced fast neutron therapy beam for the Fermilab Fast Neutron Therapy Facility, the use of moderating material surround...

journal_title：Radiation protection dosimetry

authors： Sweezy J,Hertel N,Lennox A

更新日期：2005-01-01 00:00:00

abstract：:Special individual monitoring has been performed for suspected cases of inhalation of plutonium at the Tokai Works of the Japan Nuclear Cycle Development Institute (JNC). Some experimental data obtained from this special individual monitoring during the past 20 years are presented and discussed in this paper. Our expe...

journal_title：Radiation protection dosimetry

authors： Kurihara O,Momose T,Tasaki T,Hayashi N,Shinohara K

更新日期：2002-01-01 00:00:00

abstract：:During the past decades, many specialised networks have formed to meet specific radioecological objectives, whether regional or sectorial (purpose-oriented). Regional networks deal with an array of radioecological issues related to their territories. Examples include the South Pacific network of radioecologists, and t...

journal_title：Radiation protection dosimetry

authors： Bréchignac F,Alexakhin R,Bollhöfer A,Frogg KE,Hardeman F,Higley K,Hinton TG,Kapustka LA,Kuhne W,Leonard K,Masson O,Nanba K,Smith G,Smith K,Strand P,Vandenhove H,Yankovich T,Yoshida S

更新日期：2017-04-01 00:00:00

abstract：:In circumstances of inhalation exposure the radiotoxicity of radionuclide depends on the fractional deposition of inhaled activity, which is governed by the aerodynamic characteristics of the particles. Although International Commission on Radiological Protection (ICRP) provides default size distribution parameters fo...

journal_title：Radiation protection dosimetry

authors： Shailesh M,Das T,Prabhat M,Kolekar RV,Gopalakrishnan RK

更新日期：2018-04-01 00:00:00

abstract：:It is well known that there are great variations in radon concentrations in the soil gas on building sites. The concentration may sometimes vary by more than two orders of magnitude. The tectonic structure of the bedrock is one of the factors that influence the intensity of the radon outflow. The simple ARES geophysic...

journal_title：Radiation protection dosimetry

authors： Thinova L,Fronka A,Rovenska K

更新日期：2011-05-01 00:00:00

abstract：:The purpose of this paper is to evaluate the image quality and dose to patients in the radiography of sacroiliac joints and to perform a clinical comparative study of digital and conventional screen-film radiography. Routine radiography of sacroiliac joint was performed in 60 patients using digital and screen-film rad...

journal_title：Radiation protection dosimetry

authors： Jablanovic D,Ciraj-Bjelac O,Damjanov N,Seric S,Radak-Perovic M,Arandjic D,Maksimovic R

更新日期：2013-06-01 00:00:00

abstract：:In 2011, a serious radiation accident occurred in Stamboliyski, Bulgaria, in an industrial sterilisation facility using very-high-activity (60)Co sources. For the five persons accidentally exposed, biological dosimetry based on dicentric analysis was performed in Sofia and in Paris, where the patients were transferred...

journal_title：Radiation protection dosimetry

authors： Grégoire E,Hadjidekova V,Hristova R,Gruel G,Roch-Lefevre S,Voisin P,Staynova A,Deleva S,Ainsbury EA,Lloyd DC,Barquinero JF

更新日期：2013-08-01 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：:Annual effective dose due to the consumption of 40K, 226Ra, 228Ra and 228Th was estimated from high-resolution gamma spectrometry, food consumption data for the inhabitants of Rio de Janeiro City and dose coefficients published by the ICRP 119. A total of 31 samples of cereals, grains, vegetables, flours, liquid and p...

journal_title：Radiation protection dosimetry

authors： Lopes JM,Garcêz RWD,Filgueiras RA,Silva AX,Braz D

更新日期：2018-10-01 00:00:00