TOWARDS A PERSONALISED AND INTERACTIVE ASSESSMENT OF OCCUPATIONAL EXPOSURE TO MAGNETIC FIELD DURING DAILY ROUTINE IN MAGNETIC RESONANCE.

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：:Much attention has been devoted in the past to monitor changes of mobile lipid (ML) (1)H MRS signals in spectra of tumour cells. The purpose of this work is to exploit ML signals to provide information on cell metabolism after irradiation, comparing tumour cells characterised by different radiosensitivity and relating...

journal_title：Radiation protection dosimetry

authors： Grande S,Giovannini C,Luciani AM,Palma A,Rosi A,Sapora O,Viti V,Guidoni L

更新日期：2006-01-01 00:00:00

abstract：:In this study, the total exposure due to signals within GSM 900, GSM 1800, CDMA-1900 and 3G-2100 frequency bands at 200 m from the foot of 120, 100 and 80 base station masts in the Nigerian cities of Lagos, Ibadan and Abuja, respectively, was assessed. A calibrated hand-held spectrum analyser was used to measure the l...

journal_title：Radiation protection dosimetry

authors： Ayinmode BO,Farai IP

更新日期：2020-12-31 00:00:00

abstract：:The USA must be prepared to provide a prompt, coordinated and integrated response for radiation dose and injury assessment for suspected radiation exposure, whether it involves isolated cases or mass casualties. Dose estimation for radiation accidents typically necessitates a multiple parameter diagnostics approach th...

journal_title：Radiation protection dosimetry

authors： Dainiak N,Albanese J,Kaushik M,Balajee AS,Romanyukha A,Sharp TJ,Blakely WF

更新日期：2019-12-31 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：:The present work aims to assess the effective doses from long-term continual radon monitoring in six European caves (Slovenia, Slovakia and the Czech Republic), including influencing environmental factors. Caves are important radiation protection subjects because of elevated radon activity concentration (~kBq/m3), mos...

journal_title：Radiation protection dosimetry

authors： Ambrosino F,Thinová L,Briestenský M,Sabbarese C

更新日期：2020-11-27 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：:The radiation dose to workers at nuclear power stations (NPSs) in Japan was drastically reduced between the late-1970s and the early-1990s by continuous dose-reduction programmes. The total collective dose of radiation workers in FY 2008 was 84.04 person Sv, while the average collective dose was 1.5 person Sv per reac...

journal_title：Radiation protection dosimetry

authors： Suzuki A,Hori S

更新日期：2011-07-01 00:00:00

abstract：:During the 7th European Conference on Protection Against Radon at Home and at Work held in the autumn of 2013 in Prague, the second intercomparison of measuring instruments for radon and its short-lived decay products and the first intercomparison of radon/thoron gas discriminative passive detectors in mix field of ra...

journal_title：Radiation protection dosimetry

authors： Jílek K,Hýža M,Kotík L,Thomas J,Tomášek L

更新日期：2014-07-01 00:00:00

abstract：:This study assesses the level of background radiation for Kayseri province of Turkey. Natural radionuclide activity concentrations in soil samples were determined using high-resolution gamma spectroscopy. Outdoor gamma dose measurements in air at 1 m above ground level were determined using a portable gamma scintillat...

journal_title：Radiation protection dosimetry

authors： Otansev P,Karahan G,Kam E,Barut I,Taskin H

更新日期：2012-01-01 00:00:00

abstract：:An underground station for the measurement of low-level radioactivity is in operation in Northern Italy in the town of Como under the Baradello hill. The rock cover is -300 m water equivalent. This paper reports about the preliminary measurements carried out to characterise the site of the Baradello hill and the insta...

journal_title：Radiation protection dosimetry

authors： Pellicciari M,Fascilla A,Giuliani A,Pedretti M,Cesana A,Garlati L,Terrani M,Raselli GL

更新日期：2005-01-01 00:00:00

abstract：:This paper presents an efficient algorithm for estimating the unknown emission rate of radionuclides in the atmosphere following a nuclear accident. The algorithm is based on assimilation of gamma dose rate measured data in a Lagrangian atmospheric dispersion model. Such models are used in the framework of nuclear eme...

journal_title：Radiation protection dosimetry

authors： Tsiouri V,Kovalets I,Andronopoulos S,Bartzis JG

更新日期：2012-01-01 00:00:00

abstract：:This paper summarises the results of radon diffusion coefficient measurements in 360 common waterproof materials available throughout Europe. The materials were grouped into 26 categories according to their chemical composition. It was found that the diffusion coefficients of materials used for protecting houses again...

journal_title：Radiation protection dosimetry

authors： Jiránek M,Kotrbatá M

更新日期：2011-05-01 00:00:00

abstract：:Dosimetric monitoring and protection of the personnel involved into interventional procedures is one of the key issues nowadays, yet doses received by their brains were left without rigorous consideration so far. The paper is the fast track of the results of the pilot study of possible magnitude of operator's doses wi...

journal_title：Radiation protection dosimetry

authors： Chumak V,Morgun A,Bakhanova E,Voloskyi V

更新日期：2016-09-01 00:00:00

abstract：:Measurements were made according to IEEE standard 644-1994 at a height of 1 m above floor level. It is concluded that none of the measurements exceeded the ACGIH threshold limit value. Among all control rooms the highest measured density amount is 0.69 μT in the control room of Ozgol substation and the lowest is 0.2 μ...

journal_title：Radiation protection dosimetry

authors： Fard MS,Nasiri P,Monazzam MR

更新日期：2011-06-01 00:00:00

abstract：:Radiation protection (RP) in the use of medical cyclotrons involves many aspects both in the routine use and for the decommissioning of a site. Guidelines for site planning and installation, as well as for RP assessment, are given in international documents; however, the latter typically offer analytic methods of calc...

journal_title：Radiation protection dosimetry

authors： Infantino A,Cicoria G,Lucconi G,Pancaldi D,Vichi S,Zagni F,Mostacci D,Marengo M

更新日期：2017-04-01 00:00:00

abstract：:To estimate internal doses due to the inhalation of radionuclides produced by the nuclear spallation of the air nuclei in high-energy proton accelerator facilities, the physicochemical properties of radionuclides are very important. Thus, the ratio of aerosol and gases of 38Cl and 39Cl formed by irradiating argon gas-...

journal_title：Radiation protection dosimetry

authors： Yokoyama S,Sato K,Manabe K,Noguchi H,Kaneko H,Oki Y,Iida T,Tanaka S

更新日期：2007-01-01 00:00:00

abstract：:Medical X-ray films are continued to be the major image receptors in diagnostic radiology in India. About 9×10⁶ m² of medical X-ray films are used per annum for diagnostic imaging in India, and its magnitude may further increase as the number of diagnostic X-ray units is increasing rapidly. A national quality control ...

journal_title：Radiation protection dosimetry

authors： Sharma R,Sharma SD

更新日期：2012-01-01 00:00:00

abstract：:A comparison is presented of particular methods of exposure in the first year after the Chernobyl disaster and ten years later. This comparison shows that the population exposure due to the presence of radiocaesium in the environment results from the presence of caesium contained in the soil, which provides 68% of the...

journal_title：Radiation protection dosimetry

authors： Zalewski M,Kapala J,Tomczak M

更新日期：2002-01-01 00:00:00

abstract：:A methodology for the evaluation of skin dose distribution and possible skin injuries on patients undergoing interventional procedures has been developed as part of the European DIMOND programme. Relevant dosimetric data from the procedures are recorded and other specific measurements for skin dose evaluation (slow fi...

journal_title：Radiation protection dosimetry

authors： Vano E,Gonzalez L,Guibelalde E,Aviles P,Fernandez JM,Prieto C,Galvan C

更新日期：2005-01-01 00:00:00

abstract：:To evaluate the environmental contamination and contributory external exposure after the accident at the Fukushima Nuclear Power Plant (FNPP), the concentrations of artificial radionuclides in soil samples from each area were analysed by gamma spectrometry. Six artificial radionuclides ((131)I, (134)Cs, (137)Cs, (129m...

journal_title：Radiation protection dosimetry

authors： Taira Y,Hayashida N,Yamashita S,Kudo T,Matsuda N,Takahashi J,Gutevitc A,Kazlovsky A,Takamura N

更新日期：2012-09-01 00:00:00

abstract：:To study the effect of patient size, anatomical location and modulation strength (MS) on image-quality and delivered dose of CT scans acquired with automatic-exposure-control system (AEC). Four anthropomorphic phantoms (three paediatric and one thin adult) were studied, and normal and obese adults were simulated by pl...

journal_title：Radiation protection dosimetry

authors： Greffier J,Larbi A,Macri F,Beregi JP,Pereira F

更新日期：2017-12-01 00:00:00

abstract：:The US has far-reaching and extensive experience in the long-term management of areas contaminated with radioactive materials. This experience base includes the Department of Energy's continued follow-up with Hiroshima and Nagasaki from the 1940s at the Radiological Effects Research Foundation in Hiroshima, Japan, the...

journal_title：Radiation protection dosimetry

authors： Jones CR

更新日期：2004-01-01 00:00:00

abstract：:In this study a set of structures has been simulated to represent a range of clinically relevant breast cancer mammographic lesions including solid tumours and microcalcifications. All structures have been created using simple random-based mathematical functions and have been inserted into a subset of digital mammogra...

journal_title：Radiation protection dosimetry

authors： Ruschin M,Tingberg A,Båth M,Grahn A,Håkansson M,Hemdal B,Andersson I

更新日期：2005-01-01 00:00:00

abstract：:Anthropomorphic phantoms are used in nuclear medicine for imaging quality control, calibration of gamma spectrometry system for the study of internal contamination with radionuclides and for internal dosimetric studies. These are constructed of materials that have radiation attenuation coefficients similar to those of...

journal_title：Radiation protection dosimetry

authors： Hermosilla A,Díaz Londoño G,García M,Ruíz F,Andrade P,Pérez A

更新日期：2014-12-01 00:00:00

abstract：:New paradigms for parallel programming have been devised to simplify software development on multi-core processors and many-core graphical processing units (GPU). Despite their obvious benefits, the parallelisation of existing computer programs is not an easy task. In this work, the use of the Open Multiprocessing (Op...

journal_title：Radiation protection dosimetry

authors： Örtenberg A,Magnusson M,Sandborg M,Alm Carlsson G,Malusek A

更新日期：2016-06-01 00:00:00

abstract：:This study identified occupational factors associated with radiation exposure in Korea. Survey data of 16 037 workers from 2016 to 2017, including lifestyle factors and occupational characteristics, were combined with the National Dose Registry. Higher average annual doses were observed in groups exhibiting health ris...

journal_title：Radiation protection dosimetry

authors： Kim J,Seo S,Lee DN,Park S,Im KJ,Park S,Jin YW

更新日期：2020-07-07 00:00:00

abstract：:In radiotherapy involving thermal and epithermal neutrons, the knowledge of dose distributions, with separation of the contribution of each secondary radiation component, is of utmost importance. Layers of Fricke-Xylenol-Orange-infused gel dosemeters give the possibility of achieving such requirements because, owing t...

journal_title：Radiation protection dosimetry

authors： Gambarini G,Carrara M,Gay S,Tomatis S

更新日期：2006-01-01 00:00:00

abstract：:Accident dosimetry aims to evaluate the unplanned radiation doses delivered to individuals through one of the objects exist in the area of the accident. The gamma dose response of free radicals generated in irradiated aspartame tablets and its usability for emergency dosimetry was studied. EPR spectra of unirradiated ...

journal_title：Radiation protection dosimetry

authors： Maghraby A,Salama E

更新日期：2010-06-01 00:00:00

abstract：:The main objective of this comparative study was to evaluate the national quality assurance program for X-ray diagnostic radiology in Syrian governmental hospitals. Two periods were covered in this study, the first period was from 1986 to 1998 (52 hospitals and 149 X-ray machines were considered) and the second period...

journal_title：Radiation protection dosimetry

authors： Kharita MH,Khedr MS,Wannus KM

更新日期：2008-01-01 00:00:00