Experimental simulation of A-bomb gamma ray spectra: revisited.

abstract：:Poly(acrylate-co-acrylamide) was a synthesis by chemical oxidation polymerization of an aqueous binary mixture of acrylate/acrylamide (1:1 mole ratio) using ammonium persulphate as an initiator at 70°C under the nitrogen atmosphere. The obtained copolymer was introduced for grafting with polyaniline. The grafting proc...

journal_title：Radiation protection dosimetry

authors： Abd El-Mageed HR,Abd El-Salam HM,Eissa MF

更新日期：2018-03-01 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：:Although numerous models have been developed for occupational and medical internal dosimetry, they may not be applicable to an accident situation. Published dose coefficients relate effective dose to intake, but if acute deterministic effects are possible, effective dose is not a useful parameter. Consequently, dose r...

journal_title：Radiation protection dosimetry

authors： Toohey RE

更新日期：2003-01-01 00:00:00

abstract：:The energy responses for the KLT-300(LiF:Mg,Cu,Na,Si, Korea), GR-200(LiF:Mg,Cu,P, China) and MCP-N(LiF:Mg,Cu,P, Poland) thermoluminescence(TL) pellets were studied for a photon radiation with energies from 1.25 MeV(60Co) to 21 MV (Microtron) to verify the usefulness of the calibration for the radiotherapy beams. The I...

journal_title：Radiation protection dosimetry

authors： Kim JL,Lee JI,Ji YH,Kim BH,Kim JS,Chang SY

更新日期：2006-01-01 00:00:00

abstract：:This study presents the results of 222Rn in 24 sources of mineral water, 54 samples from different captured natural springs and drillings. 222Rn determination was performed by direct measurement using Alpha Guard with Aqua Kit. The results for the TDS, anions (F-, Cl-, SO42-), cations (Na+, Ca2+, Mg2+), pH and tempera...

journal_title：Radiation protection dosimetry

authors： Kamenova-Totzeva RM,Totzev AV,Kotova RM,Ivanova-Teneva GR

更新日期：2018-09-01 00:00:00

abstract：:Lung disease represents one of the most life-threatening conditions in prematurely born children. In the evaluation of the neonatal chest, the primary and most important diagnostic study is therefore the chest radiograph. Since prematurely born children are very sensitive to radiation, those radiographs may lead to a ...

journal_title：Radiation protection dosimetry

authors： Smans K,Struelens L,Smet M,Bosmans H,Vanhavere F

更新日期：2008-01-01 00:00:00

abstract：:The position of detectors used for partial-body counters relative to a measured person has considerable influence on the counting efficiency of low-energy photon emitters. To minimise reading errors and enhance reproducibility of position data, an electronic position recording system was installed in the partial-body ...

journal_title：Radiation protection dosimetry

authors： Hegenbart L,Breustedt B

更新日期：2011-03-01 00:00:00

abstract：:This study presents the seasonal variations of indoor radon levels in dwellings located in the Ramallah province and East Jerusalem suburbs, Palestine. The measurements were performed during the summer and winter of the year 2006/2007 using CR-39 solid-state-nuclear-track detectors. The total number of investigated bu...

journal_title：Radiation protection dosimetry

authors： Leghrouz AA,Abu-Samreh MM,Shehadeh AK

更新日期：2012-01-01 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：:The reconstruction of radiation doses to Mayak Production Association workers in central Russia supports radiation epidemiological studies for the U.S.-Russian Joint Coordinating Committee on Radiation Effects Research. The most recent version of the dosimetry was performed with the Mayak Worker Dosimetry System-2013....

journal_title：Radiation protection dosimetry

authors： Napier BA

更新日期：2017-11-01 00:00:00

abstract：:Material activation assessment of a proposed accelerator-based boron neutron capture therapy facility was performed using the FLUKA Monte Carlo code to quantify the magnitude of the problem in terms of the isotope inventories, induced activities, and residual dose rates. Two simplified operation scenarios were conside...

journal_title：Radiation protection dosimetry

authors： Lai BL,Sheu RJ

更新日期：2018-08-01 00:00:00

abstract：:In this study, microdosimetric energy distributions of secondary charged particles from the (10)B(n,α)(7)Li reaction in boron-neutron capture therapy (BNCT) field were calculated using the Particle and Heavy Ion Transport code System (PHITS). The PHITS simulation was performed to reproduce the geometrical set-up of an...

journal_title：Radiation protection dosimetry

authors： Baba H,Onizuka Y,Nakao M,Fukahori M,Sato T,Sakurai Y,Tanaka H,Endo S

更新日期：2011-02-01 00:00:00

abstract：:Protons are the dominant particles both in galactic cosmic rays and in solar particle events and, furthermore, proton irradiation becomes increasingly used in tumour treatment. It is believed that complex DNA damage is the determining factor for the consequent cellular response to radiation. DNA plasmid pBR322 was irr...

journal_title：Radiation protection dosimetry

authors： Pachnerová Brabcová K,Štěpán V,Karamitros M,Karabín M,Dostálek P,Incerti S,Davídková M,Sihver L

更新日期：2015-09-01 00:00:00

abstract：:Organ doses and effective dose were calculated with the latest version of the Monte Carlo transport code FLUKA in the case of an anthropomorphic mathematical model exposed to monoenergetic narrow beams of protons, pions and electrons in the energy range 10-400 GeV. The target organs considered were right eye, thyroid,...

journal_title：Radiation protection dosimetry

authors： Pelliccioni M,Silari M,Ulrici L

更新日期：2001-01-01 00:00:00

abstract：:A newly developed thermoluminescence dosemeter system is presented that is suitable for application in fields where personal monitoring of a large number of users is required. The system presented here is intended to be used as the upcoming main dosemeter for whole body dosimetry at the dosimetry service of the MPA NR...

journal_title：Radiation protection dosimetry

authors： Walbersloh J,Busch F

更新日期：2016-09-01 00:00:00

abstract：:To investigate the repair process of DNA damage induced by ionizing radiation in isolation from various types of cytoplasmic damage, we transfected X-irradiated enhanced green fluorescent protein (EGFP)-expressing plasmid DNA into non-irradiated mammalian cells using lipofectamine. The repair kinetics of the irradiate...

journal_title：Radiation protection dosimetry

authors： Nakaue H,Obata Y,Kaminaga K,Akimitsu N,Yokoya A

更新日期：2019-05-01 00:00:00

abstract：:The present study concerns measurements of radon emissions from soil carried out during March to July 2013 at Chite fault in Aizawl district, Mizoram, India. In this study, continuous radon monitoring in soil was done by using LR-115 type II nuclear track detector (Kodak-Pathe, France make), and the exposed films were...

journal_title：Radiation protection dosimetry

authors： Singh S,Jaishi H,Tiwari RP,Tiwari RC

更新日期：2014-11-01 00:00:00

abstract：:Radiation accidents are fortunately infrequent occurrences, but since their consequences can be very serious as in the Chernobyl and the Fukushima nuclear accidents, medical management of radiation accidents is of great importance. Besides several other tasks, medical management of radiation accidents is one of the ke...

journal_title：Radiation protection dosimetry

authors： Dörr H,Meineke V

更新日期：2012-10-01 00:00:00

abstract：:Kinetics of dissolution of (238)U, (234)U and (230)Th dust deposited on filters from personal alpha dosemeters was studied by means of a 26-d in vitro dissolution test with a serum ultrafiltrate simulant. Dosemeters had been used by miners at the uranium mine 'Dolní Rozínka' at Rozná, Czech Republic. The sampling flow...

journal_title：Radiation protection dosimetry

authors： Becková V,Malátová I

更新日期：2008-01-01 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

abstract：:In the event of a criticality accident, not only the maximal doses received by the victims must be determined but it is also crucial to evaluate the doses to the different organs. With a neutron component, morphology is a key parameter in the organ dose calculation. As the simulation tools can be time consuming to pro...

journal_title：Radiation protection dosimetry

authors： Chevallier MA,Pontier JB,Morin H,Duluc M,Evo S,Letang E,Trompier F

更新日期：2020-11-06 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：:As the number and complexity of fluoroscopically guided interventions increase, a serious effort has to be put on the optimisation of the X-ray dose delivered to the patient. In order to set up this optimisation process, the clinical practice for a given cardiology centre has to be analysed with relevant statistical p...

journal_title：Radiation protection dosimetry

authors： Ryckx N,Goy JJ,Stauffer JC,Verdun FR

更新日期：2016-06-01 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：: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：:In this study, a method to discriminate between natural and other γ-ray sources from environmental γ-ray dose rate monitoring data was developed, and it was successfully applied to actual monitoring data around nuclear facilities. The environmental dose rate is generally monitored by NaI(Tl) detector systems in the lo...

journal_title：Radiation protection dosimetry

authors： Kumagai K,Ookubo H,Kimura H

更新日期：2015-11-01 00:00:00

abstract：:Doses in radiology should be as low as reasonably achievable. In order to compare practice in different centres it is necessary to compare patient doses. This can only be undertaken if dosimetry studies are similar. In order to facilitate comparisons, the DIMOND consortium developed a patient dosimetry protocol. Refer...

journal_title：Radiation protection dosimetry

authors： Faulkner K

更新日期：2005-01-01 00:00:00

abstract：:All over the world geothermal sources are used for different purposes. The contents of these waters are important to understand positive/negative effects on human life. In this study, natural radioactivity concentrations of geothermal waters were investigated to evaluate the effect on soils and agricultural activities...

journal_title：Radiation protection dosimetry

authors： Murat Saç M,Aydemir S,Içhedef M,Kumru MN,Bolca M,Ozen F

更新日期：2014-01-01 00:00:00

abstract：:The new recommendation issued by the International Commission on Radiological Protection (ICRP) introducing a 20-mSv annual dose limit for the eye lens stimulated an interesting debate among the radiation protection community. In the present work the problem of estimating Hp(3) for neutron realistic workplace spectra ...

journal_title：Radiation protection dosimetry

authors： Ferrari P,Gualdrini G,Tanner R,Fantuzzi E

更新日期：2014-10-01 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