Radioactive waste management and decommissioning of accelerator facilities.

abstract：:A single-parameter geometry to describe soil is achieved for Monte Carlo calculation of absorbed dose rate in air for photon emitters from natural radionuclides. This optimised geometry based on physical assumptions consists of the soil part whose emitted radiation has a given minimum probability to reach the detector...

journal_title：Radiation protection dosimetry

authors： Askri B,Manai K,Trabelsi A,Baccari B

更新日期：2008-01-01 00:00:00

abstract：:The aim of the study was to estimate organ dose rate reduction to a female anthropomorphic phantom, which simulated the cardiologist, during percutaneous coronary interventions (PCI) when the patient's arm support was covered with 0.4-mm lead foil. Organ dose rates were determined using five radiation detectors insert...

journal_title：Radiation protection dosimetry

authors： Fukuda A,Lin PP

更新日期：2020-06-24 00:00:00

abstract：:The frequencies and effective doses for the most common X-ray diagnostic examinations in Ukraine were assessed in the frame of the European Commission (EC) Study on European Population Doses from Medical Exposure (Dose Datamed 2). The average effective doses for all radiographic procedures were estimated using the ODS...

journal_title：Radiation protection dosimetry

authors： Stadnyk L,Shalopa O,Nosyk O

更新日期：2015-07-01 00:00:00

abstract：:Training in radiation protection is widely recognised as one of the basic components of optimisation programmes for medical exposures. Occupational and patient radiation risks in interventional radiology can be quite high and international bodies have shown concern on this item. Following recommendations of the Intern...

journal_title：Radiation protection dosimetry

authors： Vano E,Gonzalez L

更新日期：2005-01-01 00:00:00

abstract：:Two types of thin LiF:Mg,Cu,P detectors, GR-200F and MCP-Ns, have been characterised for use in the design of an extremity dosemeter for mixed beta-photon radiation fields. Both detectors consist of an extremely thin layer of sensitive material with effective thicknesses of 5 and 8 mg cm(-2), respectively, held in a 5...

journal_title：Radiation protection dosimetry

authors： Ginjaume M,Pérez S,Ortega X,Duch MA

更新日期：2006-01-01 00:00:00

abstract：:Soil gas radon measurements are carried out in a pilot study in three municipalities in Upper Austria. The selected municipalities are characterised by a high radon potential. Sixty measuring sites--well distributed over the region and over the different geological areas--were selected. Additionally, the permeability ...

journal_title：Radiation protection dosimetry

authors： Seidel C,Baumgartner A,Ringer W,Gräser J,Friedmann H,Kaineder H,Maringer FJ

更新日期：2011-05-01 00:00:00

abstract：:Flat-panel X-ray detectors for fluoroscopy represent a modern imaging equipment that is being implemented in paediatric cardiac catheterisation laboratories. Infants and children represent a group of patients with a high radiosensitivity. A survey of 273 (126 diagnostic and 147 therapeutic) paediatric catheterisations...

journal_title：Radiation protection dosimetry

authors： Dragusin O,Gewillig M,Desmet W,Smans K,Struelens L,Bosmans H

更新日期：2008-01-01 00:00:00

abstract：:Deposition of tritiated water vapour in the atmosphere to a water surface was studied in an outdoor field, where elevated concentrations of tritiated water vapour existed in the atmosphere over twelve days. Exchange velocities of tritiated water vapour between air and water were evaluated from tritium concentrations i...

journal_title：Radiation protection dosimetry

authors： Noguchi H,Fukutani S,Yokoyama S,Kinouchi N

更新日期：2001-01-01 00:00:00

abstract：:A method using europium-doped BaFBr imaging plates (IPs) has been studied for mapping entrance skin doses during interventional radiology (IR); the mapping is useful for detecting overlap between irradiation fields and determining the most exposed skin areas. IPs, which are two-dimensional radiation sensors made of ph...

journal_title：Radiation protection dosimetry

authors： Ohuchi H,Satoh T,Eguchi Y,Mori K

更新日期：2005-01-01 00:00:00

abstract：:There is a growing public awareness of the risk of accidental radiation exposure due to ageing nuclear power installations, illegal dumping of nuclear waste and terrorist activities, and of the consequential health risks to populations in addition to social and economic disturbance extending beyond national boundaries...

journal_title：Radiation protection dosimetry

authors： Göksu HY,Bailiff IK

更新日期：2006-01-01 00:00:00

abstract：:Electron paramagnetic resonance spectra and dose-response curves are presented for a variety of wallboard samples obtained from different manufacturing facilities, as well as for source gypsum and anhydrite. The intensity of the CO(3)(-) paramagnetic centre (G2) is enhanced with gamma radiation. Isothermal decay curve...

journal_title：Radiation protection dosimetry

authors： Mistry R,Thompson JW,Boreham DR,Rink WJ

更新日期：2011-11-01 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：:In the present study, the contemporary indoor radon activity concentration and the surface-deposited 210Po activity were measured in 65 Romanian dwellings. The activity of trapped 210Po on the glass surface was measured using the (CR-LR) difference technique. The retrospective radon activity concentration estimated on...

journal_title：Radiation protection dosimetry

authors： Dicu T,Burghele BD,Lupulescu D,Cucos A

更新日期：2018-09-01 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：:In 1993, ICRP-65 recommended that dose conversion of radon exposure should be based on the comparison of detriments between radon exposure and effective dose. The lifetime detriment from the radon exposure was projected according to the epidemiological studies of uranium miners then available. The projection model (GS...

journal_title：Radiation protection dosimetry

authors： Tomasek L,Rogel A,Laurier D,Tirmarche M

更新日期：2008-01-01 00:00:00

abstract：:The goal of this study was to compare dose estimates from electron paramagnetic resonance (EPR) dosimetry with teeth and cytogenetic dosimetry with blood lymphocytes for 30 victims of radiation accidents. The whole-body exposures estimated by tooth enamel EPR dosimetry were ranging from 0.01 to 9.3 Gy. Study group com...

journal_title：Radiation protection dosimetry

authors： Khvostunov IK,Ivannikov AI,Skvortsov VG,Nugis VY,Golub EV

更新日期：2015-03-01 00:00:00

abstract：:A monolithic silicon telescope, consisting of a DeltaE and an E stage-detector ( approximately 1.9 microm and 500 microm thick, respectively), was coupled to a polyethylene converter in order to investigate the feasibility of a solid state microdosimeter with respect to the field-funnelling effect. This work discusses...

journal_title：Radiation protection dosimetry

authors： Agosteo S,Colautti P,Fazzi A,Moro D,Pola A

更新日期：2006-01-01 00:00:00

abstract：:The main dosimetric properties are reported of a new perovskite, LiMgF3, doped with Ce, Er and Dy impurities. An annealing temperature of 400 degrees C for one hour is necessary to erase any previous signal and to stabilise its sensitivity. A readout up to 450 degrees C gives the same result. The glow curve structure ...

journal_title：Radiation protection dosimetry

authors： Kitis G,Furetta C,Sanipoli C

更新日期：2002-01-01 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：: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：: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：:The paper deals with the physical skull phantoms Bundesinstitut fuer Strahlenschutz and BPAM-001, which are used in order to calibrate in vivo detection systems for estimation of (241)Am activity in the skeleton. Their voxel models were made and used in the Monte Carlo simulations. The results of the simulation were c...

journal_title：Radiation protection dosimetry

authors： Vrba T

更新日期：2011-03-01 00:00:00

abstract：:Soil 222Rn concentration, CO2 and CH4 flux measurements were conducted around the Jwalamukhi area of North-West Himalayas, India. During this study, around 37 soil gas points and flux measurements were taken with the aim to assure the suitability of this method in the study of fault zones. For this purpose, RAD 7 (Dur...

journal_title：Radiation protection dosimetry

authors： Kumar A,Walia V,Yang TF,Fu CC,Singh S,Bajwa BS,Arora V

更新日期：2016-10-01 00:00:00

abstract：:Developments in hadron therapy require efforts to improve the accuracy of the dose delivered to a target volume. Here, the determination of the absorbed dose under reference conditions was analysed. Based on the International Atomic Energy Agency TRS-398 code of practice, for hadron beams, the combined standard uncert...

journal_title：Radiation protection dosimetry

authors： Rossomme S,Palmans H,Thomas R,Lee N,Duane S,Bailey M,Shipley D,Bertrand D,Romano F,Cirrone P,Cuttone G,Vynckier S

更新日期：2014-10-01 00:00:00

abstract：:The Christian ethical tradition introduces a number of key values into the clinical context. Moreover, although some denominational differences exist, these are essentially differences of emphasis rather than of substance. Among the central values which the Christian tradition promotes are: the dignity of the person, ...

journal_title：Radiation protection dosimetry

authors： Hogan L

更新日期：2009-07-01 00:00:00

abstract：:The purpose of this study was to investigate other indices estimating absorbed dose for eye lens and brain, using clinical images of East Asian pediatric patients. We simulated head computed tomography (CT ) examinations in 104 pediatric patients. Effective diameter (deff) and water equivalent diameter (dw) were measu...

journal_title：Radiation protection dosimetry

authors： Kawamoto K,Fukushima Y,Matsuda A,Nakata M

更新日期：2020-12-17 00:00:00

abstract：:Various radionuclides are used in nuclear medicine in different diagnostic and therapeutic procedures. Recently, interest has grown in therapeutic agents for some interesting applications in nuclear medicine. Internal dose models and methods in use for many years are well established, and can give radiation doses to s...

journal_title：Radiation protection dosimetry

authors： Stabin MG

更新日期：2003-01-01 00:00:00

abstract：:A system was developed in 2008 to calculate patient doses using Radiology Information System (RIS) data and presents these data as a patient dose audit. One of the issues with this system was the quality of user-entered data. It has been shown that Digital Imaging and Communication in Medicine (DICOM) header data can ...

journal_title：Radiation protection dosimetry

authors： Wilde R,Charnock P,McDonald S,Moores BM

更新日期：2011-09-01 00:00:00

abstract：:Recent development of CaF2:Cu (the most sensitive material for radiation dosimetry) exhibiting a TL glow peak around 270 degrees C similar to that of CaF2:Mn has made it attractive to study the influence of heating rate on the response of CaF2 based TLDs. Influence of heating rate on CaF2:Mn (known to reduce the respo...

journal_title：Radiation protection dosimetry

authors： Pradhan AS

更新日期：2002-01-01 00:00:00

abstract：:The epithermal neutron beam at the LVR-15 reactor was designed for the Boron Neutron Capture Therapy (BNCT) of cancers, but it has also been used for material testing. In the case where the beam is closed with two designed shutters, there is still an indispensable background in the irradiation room, which limits the m...

journal_title：Radiation protection dosimetry

authors： Marek M,Viererbl L

更新日期：2005-01-01 00:00:00