Radiation exposure and disease questionnaires of early entrants after the Hiroshima bombing.

abstract：:Recently, NASA established a consortium involving the University of Tennessee (lead institution), the University of Houston, Roanoke College and various government and national laboratories, to accelerate the development of a standard set of radiation transport computer codes for NASA human exploration applications. T...

journal_title：Radiation protection dosimetry

authors： Townsend LW

更新日期：2005-01-01 00:00:00

abstract：:Hydrogen-filled proportional counters perform well as neutron spectrometers in the energy region from a few tens of keV up to ∼1.5 MeV. Unfortunately, gamma rays also generate signals in these detectors. It is possible in principle to distinguish the two types of event via the rise time of their respective signal puls...

journal_title：Radiation protection dosimetry

authors： Hawkes NP,Roberts NJ

更新日期：2014-10-01 00:00:00

abstract：:For the calibration of personal dosemeters in terms of H(p)(10), the ISO water slab phantom shall be used. The irradiation geometry must be chosen such that the field diameter at the phantom front surface is large enough to irradiate the phantom completely and, in addition, homogeneously. However, in practice it is no...

journal_title：Radiation protection dosimetry

authors： Ankerhold U,Ambrosi P

更新日期：2010-06-01 00:00:00

abstract：:The latest advances in the development of a fluorescent nuclear track detector (FNTD) for neutron and heavy charged particle dosimetry are described and compared with CR-39 plastic nuclear etched track detectors (PNTDs). The technique combines a new luminescent aluminium oxide single crystal detector (Al(2)O(3):C,Mg) ...

journal_title：Radiation protection dosimetry

authors： Sykora GJ,Akselrod MS,Salasky M,Marino SA

更新日期：2007-01-01 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：:An oil and gas production facility in the western desert of Egypt was investigated for possible radiation risks due to the routine operation. Radium-226, Radium-228 and Potassium-40 were assessed in the soil samples collected from the adjacent soakaway pond. The average 226Ra, 228Ra and 40K activity concentrations wer...

journal_title：Radiation protection dosimetry

authors： Ebaid YY,Hassan Y,Elshemey WM

更新日期：2020-08-28 00:00:00

abstract：:The main purpose of Liulin-type spectrometry-dosimetry instruments (LSDIs) is cosmic radiation monitoring at the workplaces. An LSDI functionally is a low mass, low power consumption or battery-operated dosemeter. LSDIs were calibrated in a wide range of radiation fields, including radiation sources, proton and heavy-...

journal_title：Radiation protection dosimetry

authors： Dachev Ts,Dimitrov P,Tomov B,Matviichuk Y,Spurny F,Ploc O,Brabcova K,Jadrnickova I

更新日期：2011-03-01 00:00:00

abstract：:The rapid proliferation of micro-computed tomography (micro-CT) scanners in preclinical small animal studies has created a need for a method on scanner performance evaluation and scan parameter optimisation. The purpose of this study was to investigate the performance of the scanner with a dedicated micro-CT phantom. ...

journal_title：Radiation protection dosimetry

authors： Eloot L,Buls N,Covens P,Willekens I,Lahoutte T,de Mey J

更新日期：2010-04-01 00:00:00

abstract：:A follow-up study was taken up in a mineralised zone situated in Hamirpur district, Himachal Pradesh, India, to investigate high values of radon concentrations reported in past studies as well to update the old radon data based on bare SSNTD technique. In the present investigation, the concentrations of indoor radon, ...

journal_title：Radiation protection dosimetry

authors： Bajwa BS,Singh P,Singh P,Saini K,Singh S,Sahoo BK,Sapra BK

更新日期：2016-03-01 00:00:00

abstract：:Ionising radiation exposure of cells might induce the perturbation of cell functions and, in particular, the activation or inhibition of several important pathways. This perturbation can cause the deregulation of both intra- and extra-cellular signalling cascades (such as the inflammatory pathway) and alter not only t...

journal_title：Radiation protection dosimetry

authors： Babini G,Ugolini M,Morini J,Baiocco G,Mariotti L,de Fatis PT,Liotta M,Ottolenghi A

更新日期：2015-09-01 00:00:00

abstract：:Computed tomography dose index w and dose length product were recorded for the purpose of developing diagnostic reference levels (DRLs) for radiation dose optimisation. The study was conducted in three radiology departments with CT centres in Northern Nigeria. Data were collected from 54 consenting adult participants ...

journal_title：Radiation protection dosimetry

authors： Garba I,Engel-Hills P,Davidson F,Tabari AM

更新日期：2015-07-01 00:00:00

abstract：:In response to reactive oxygen species (ROS) or electrophiles, the transcription factor nuclear factor-erythroid 2 (NF-E2)-related factor 2 (Nrf2) rapidly translocates into the nucleus and induces the expression of various antioxidant genes, such as heme oxygenase-1 (HO-1). Low linear energy transfer (LET) ionising ra...

journal_title：Radiation protection dosimetry

authors： Yoshino H,Kiminarita T,Matsushita Y,Kashiwakura I

更新日期：2012-11-01 00:00:00

abstract：:The study is aimed at optimising the glow curve structure of CaSO4:Dy phosphor for dosimetric purpose and also to understand the observed changes owing to thermal treatment in the thermoluminescence (TL) sensitivity and glow curve structure. The reversible changes in the intensities of the lower temperature satellite ...

journal_title：Radiation protection dosimetry

authors： Bakshi AK,Pradhan AS,Tyagi AK,Kher RK,Bhatt BC

更新日期：2006-01-01 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：: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：:There is a preoccupation with linearity and absorbed dose as the basic quantifiers of radiation hazard. An alternative is the fluence approach, whereby radiation hazard may be evaluated, at least in principle, via an appropriate action cross section. In order to compare these approaches, it may be useful to discuss th...

journal_title：Radiation protection dosimetry

authors： Waligórski MP

更新日期：2002-01-01 00:00:00

abstract：:An optical fibre radiation dosemeter has been developed that utilises optically stimulated luminescence and scintillation to provide independent, remote, real-time dose measurements. The radiation sensitive element consists of a 1 mm long, 0.4 mm diameter piece of copper-ion-doped fused quartz that is attached to a 1 ...

journal_title：Radiation protection dosimetry

authors： Huston AL,Justus BL,Falkenstein PL,Miller RW,Ning H,Altemus R

更新日期：2002-01-01 00:00:00

abstract：:Prudence is a cornerstone of radiation protection philosophy. However, whilst the concept is clearly valid at the level of principle, it is nonetheless necessary to ask 'How should prudence be applied in the context of various practical situations.' This is perhaps particularly important where exposures are low-within...

journal_title：Radiation protection dosimetry

authors： Coates R

更新日期：2017-04-01 00:00:00

abstract：:In a large village, Veprin of the Bryansk region of Russia contaminated with radionuclides as a result of the Chernobyl accident, 137Cs concentration in food products of agricultural produce and natural origin was regularly measured, local inhabitants were polled on the composition of their diet, and the 137Cs content...

journal_title：Radiation protection dosimetry

authors： Travnikova IG,Bruk GJ,Shutov VN,Bazjukin AB,Balonov MI,Rahola T,Tillander M

更新日期：2001-01-01 00:00:00

abstract：:The performance of radiation dosemeters that are issued by approved individual monitoring services generally meet international standards, with typical results within a few tens of per cent of the reference value. Experienced dosimetry practitioners will understand the uncertainties and treat monitoring results with d...

journal_title：Radiation protection dosimetry

authors： Gilvin P,McWhan A

更新日期：2011-03-01 00:00:00

abstract：:Neutron therapy beams are obtained by accelerating protons or deuterons on Beryllium. These neutron therapy beams present comparable dosimetric characteristics as those for photon beams obtained with linear accelerators; for instance, the penetration of a p(65)+Be neutron beam is comparable with the penetration of an ...

journal_title：Radiation protection dosimetry

authors： Vynckier S,International Atomic Energy Agency.,International Commission on Radiation Units and Measurements.

更新日期：2004-01-01 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：:238U, 234U and 235U were determined in tap water from municipal water pipes that drew their supply from surface water or ground water in various locations in Poland. Average activity concentrations of 238U, 234U and 235U in tap water from surface water were 9.6 +/- 7.1, 12.8 +/- 9.7 and 0.41 +/- 0.31 Bq m(-3), respect...

journal_title：Radiation protection dosimetry

authors： Pietrzak-Flis Z,Kaminska I,Chrzanowski E

更新日期：2005-01-01 00:00:00

abstract：:A project to construct the Korea Multi-purpose Accelerator Complex (KOMAC) is currently underway targeting a high-intensity proton beam with an average current of 4.8 mA. As for the first stage of construction, a 20 MeV linac is planned to be built by 2007 and additional DTL sections will be added to increase the prot...

journal_title：Radiation protection dosimetry

authors： Cho YS,Lee YO,Chang J

更新日期：2005-01-01 00:00:00

abstract：:We developed a radiation detector based on an organic scintillator for spectrometry and dosimetry of out-of-field secondary neutrons from clinical proton beams. The detector consists of an EJ-299-34 crystalline organic scintillator, coupled by fiber optic cable to a silicon photomultiplier (SiPM). Proof of concept mea...

journal_title：Radiation protection dosimetry

authors： Beyer KA,Di Fulvio A,Stolarczyk L,Parol W,Mojzeszek N,Kopéc R,Clarke SD,Pozzi SA

更新日期：2018-08-01 00:00:00

abstract：:To assess the frequency of examination, image quality (IQ) and establishment of local diagnostic reference levels (LDRLs) in paediatric radiographic examinations. The X-ray device performance, film reject rate and IQ grading were assessed at Radiology Department of a referral and teaching children's hospital in Kenya....

journal_title：Radiation protection dosimetry

authors： Wambani JS,Korir GK,Korir IK,Kilaha S

更新日期：2013-05-01 00:00:00

abstract：:Natural radionuclide contents of 226Ra, 228Ra and (40)K were studied for inter-tidal sediments collected from selected locations off the745 km long Balochistan Coast using HPGe detector based gamma-spectrometry system. The sampling zone extends from the beaches of Sonmiani (near Karachi metropolis) through Jiwani (clo...

journal_title：Radiation protection dosimetry

authors： Akram M,Qureshi RM,Ahmad N,Solaija TJ

更新日期：2007-01-01 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：:Results of the long-term autopsy studies on plutonium body burden in the population of Ozyorsk situated in the vicinity of the radiochemical plant of the Mayak Production Association (Russia) have been presented. The data were obtained from radiochemical analysis of the soft tissue and bone samples collected at the au...

journal_title：Radiation protection dosimetry

authors： Suslova KG,Khokhryakov VF,Sokolova AB

更新日期：2007-01-01 00:00:00

abstract：:The model and development is described of a new generation of Monte Carlo track structure codes. The code LEPHIST simulates full slowing down of low-energy proton history tracks in the range 1 keV-1 MeV and the code LEAHIST simulates low-energy alpha particle history tracks in the range 1 keV-8 MeV in water. All prima...

journal_title：Radiation protection dosimetry

authors： Uehara S,Nikjoo H

更新日期：2002-01-01 00:00:00