Effective dose to a patient undergoing coronary angiography.

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：:A multipurpose anthropomorphic neck phantom was designed and fabricated for use in medical applications. The designed neck phantom is composed of seven elliptic cylindrical slices with a semi-major axis of 14 cm and a semi-minor axis of 12.5 cm, each having the thickness of 2 cm. The thyroid gland, bony part of the ne...

journal_title：Radiation protection dosimetry

authors： Mehdizadeh Naderi S,Sina S,Karimipoorfard M,Lotfalizadeh F,Entezarmahdi M,Moradi H,Faghihi R

更新日期：2016-03-01 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 natural radionuclide (226Ra, 232Th and 40K) contents of building materials commonly used in South Korea have been determined by a gamma ray spectroscopy system using a high purity germanium detector. The radon exhalation rates and emanation coefficients of building materials have also been studied. The average con...

journal_title：Radiation protection dosimetry

authors： Lee SC,Kim CK,Lee DM,Kang HD

更新日期：2001-01-01 00:00:00

abstract：:The goal of this study was to develop a method to quantitatively assess the structural shielding performance of computed tomography (CT) rooms in Switzerland. The method was based on the comparison between calculated maximum allowed ambient dose rate (DR) and measured ambient DR in adjacent spaces. If the measured DR ...

journal_title：Radiation protection dosimetry

authors： Treier R,Landis R,Theiler T,Stritt N,Trueb PR,Baechler S

更新日期：2017-04-25 00:00:00

abstract：:A simple hemispherical phantom has been designed and prepared for the EURADOS intercomparison exercise on (241)Am activity determination in the skull (2011-13). The phantom consists of three parts that substitute bone and soft tissues. (241)Am is deposited on the surfaces of the bone-substituting part. The design and ...

journal_title：Radiation protection dosimetry

authors： Vrba T,Malátová I,Fojtík P,Fülöp M,Ragan P

更新日期：2014-01-01 00:00:00

abstract：:CaSO4:Dy is a reliable high-sensitive themoluminescent phosphor useful for low-level and high-level radiation measurements as it exhibits fading free linear dose response with a single glow peak at ~230°C in these dose regions. For large-scale radiation protection dosimetry service, it is embedded in Teflon matrix wit...

journal_title：Radiation protection dosimetry

authors： Lakshmanan A

更新日期：2018-10-01 00:00:00

abstract：:The existence of non-targeted effects (NTEs) of radiation (genomic instability and bystander effects) has been generally accepted for >20 y; however, there is research, which was largely ignored going back to 1915 reporting these effects. Despite today's general acceptance of the phenomenon of NTE, there is little agr...

journal_title：Radiation protection dosimetry

authors： Mothersill C,Seymour C

更新日期：2015-09-01 00:00:00

abstract：:Crystalline rocks can produce dangerous radiation levels on the basis of their content in radioisotopes. Here, we report radiological data from 10 metamorphic and igneous rock samples collected from the crystalline basement of the Peloritani Mountains (southern Italy). In order to evaluate the radiological properties ...

journal_title：Radiation protection dosimetry

authors： Romano D,Caridi F,Di Bella M,Italiano F,Magazù S,Caccamo MT,Tripodo A,Faggio G,Grillo R,Triolo C,Messina G,Gattuso A,Sabatino G

更新日期：2020-11-18 00:00:00

abstract：:TRIPOLI-4.3 Monte Carlo transport code has been used to evaluate the QUADOS (Quality Assurance of Computational Tools for Dosimetry) problem P4, neutron and photon response of an albedo-type thermoluminescence personal dosemeter (TLD) located on an ISO slab phantom. Two enriched 6LiF and two 7LiF TLD chips were used a...

journal_title：Radiation protection dosimetry

authors： Lee YK

更新日期：2005-01-01 00:00:00

abstract：:Regional cooperation in radioactive waste management (RWM) in the Asian and Oceanic countries has been successfully developing for more than 20 y. At present, the Asian and Oceanic countries recognise that there are several projects under the regional cooperation, such as the Forum for Nuclear Cooperation in Asia (FNC...

journal_title：Radiation protection dosimetry

authors： Ya-anant N,Thiangtrongjit S

更新日期：2011-07-01 00:00:00

abstract：:Earlier measurements have revealed that active electronic dosemeters have deficiencies in pulsed fields of ionising radiation due to the counting technique used. The DIS-1 dosemeter uses a promising technology, which should be basically suitable for measurements in pulsed fields. In this paper, first measurements with...

journal_title：Radiation protection dosimetry

authors： Zutz H,Hupe O

更新日期：2013-05-01 00:00:00

abstract：:The current estimations of risk associated with medical imaging procedures rely on assessing the organ dose via direct measurements or simulation. The dose to each organ is assumed to be homogeneous. To take into account the differences in radiation sensitivities, the mean organ doses are weighted by a corresponding t...

journal_title：Radiation protection dosimetry

authors： Samei E,Li X,Chen B,Reiman R

更新日期：2013-06-01 00:00:00

abstract：:High-energy neutrons (>10 MeV) contribute substantially to the dose fraction but result in only a small or negligible response in most conventional moderated-type neutron detectors. Neutron dosemeters used for radiation protection purpose are commonly calibrated with (252)Cf neutron sources and are used in various wor...

journal_title：Radiation protection dosimetry

authors： Lee KW,Sheu RJ

更新日期：2015-04-01 00:00:00

abstract：:BNFL have over 25 years experience of designing nuclear plant for the whole-fuel cycle. In the UK, a Nuclear Decommissioning Authority (NDA) is to be set up to ensure that Britain's nuclear legacy is cleaned up safely, securely and cost effectively. The resulting challenges and opportunities for shielding design will ...

journal_title：Radiation protection dosimetry

authors： Jeffries G,Cooper A,Hobson J

更新日期：2005-01-01 00:00:00

abstract：:The natural radionuclide contents of some concrete building blocks randomly sampled in the city of Ibadan have been determined using NaI(Tl) gamma ray spectrometry. The radionuclides 226Ra, 232Th and 40K were determined with city mean specific activities 47 +/- 21 Bq.kg-1, 52 +/- 21 Bq.kg-1, and 352 +/- 222 Bq.kg-1, r...

journal_title：Radiation protection dosimetry

authors： Farai IP,Ademola JA

更新日期：2001-01-01 00:00:00

abstract：:The counting efficiency and detection limit of an in vivo thyroid 131I monitoring system using an imaging plate (IP) were estimated using an anthropomorphic thyroid neck phantom. The counting efficiency of the IP system was approximately constant for thyroid volumes between 11.7 and 20 ml and neck diameters between 10...

journal_title：Radiation protection dosimetry

authors： Hirota M,Saze T,Nishizawa K

更新日期：2002-01-01 00:00:00

abstract：:A quantitative dosimetric comparison was performed between Monte Carlo (MC) simulations and analytic calculations at the (sub) cellular level (V79 cells) for four nucleus-incorporated radiochemicals ((125)I/(123)I/(77)Br-UdR and A (125)IP) and two radiochemicals that localised mainly in the cytoplasm of cells ((125)I-...

journal_title：Radiation protection dosimetry

authors： Bousis C

更新日期：2011-01-01 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 evaluation of exposure to extremely low-frequency (ELF) magnetic fields using broadband measurement techniques gives satisfactory results when the field has essentially a single frequency. Nevertheless, magnetic fields are in most cases distorted by harmonic components. This work analyses the harmonic components o...

journal_title：Radiation protection dosimetry

authors： Paniagua JM,Rufo M,Jiménez A,Pachón FT,Carrero J

更新日期：2015-02-01 00:00:00

abstract：:The biokinetic and dosimetric model of the gastrointestinal (GI) tract applied in current documents of the International Commission on Radiological Protection (ICRP) was developed in the mid-1960s. The model was based on features of a reference adult male and was first used by the ICRP in Publication 30, Limits for In...

journal_title：Radiation protection dosimetry

authors： Leggett R,Harrison J,Phipps A

更新日期：2007-01-01 00:00:00

abstract：:Multi-element thermoluminescence dosemeters (TLD), such as the Panasonic UD-809, are used in personal dosimetry. The Panasonic UD-809 dosemeter consists of one gamma sensitive and three neutron sensitive TLD elements with different filter materials. In this work, the neutron energy responses (the number of (n,alpha) r...

journal_title：Radiation protection dosimetry

authors： Veinot KG,Hertel NE

更新日期：2001-01-01 00:00:00

abstract：:The effect of sample preparation on dentin electron paramagnetic resonance (EPR) spectra was investigated. The analysis was performed on dentin samples prepared by pure mechanical treatment or by an alkaline deproteination method. It was observed that (1) mechanical treatment induces both stable and transient signals,...

journal_title：Radiation protection dosimetry

authors： Fattibene P,Carosi A,De Coste V,Onori S

更新日期：2006-01-01 00:00:00

abstract：:The main objective of WP1 of the ORAMED (Optimization of RAdiation protection for MEDical staff) project is to obtain a set of standardised data on extremity and eye lens doses for staff in interventional radiology (IR) and cardiology (IC) and to optimise staff protection. A coordinated measurement program in differen...

journal_title：Radiation protection dosimetry

authors： Domienik J,Brodecki M,Carinou E,Donadille L,Jankowski J,Koukorava C,Krim S,Nikodemova D,Ruiz-Lopez N,Sans-Mercé M,Struelens L,Vanhavere F

更新日期：2011-03-01 00:00:00

abstract：:Radon diffusion coefficient is a material parameter which is usually used in the radon mitigation measures design. There are different approaches used for radon diffusion coefficient measurement and assessment. The International comparison measurement which was jointly organised by National Radiation Protection Instit...

journal_title：Radiation protection dosimetry

authors： Rovenska K,Jiránek M

更新日期：2011-05-01 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：:Two phantoms for a performance evaluation of cone-beam computed tomography (CBCT) were developed and their efficiency was tested. The first phantom, for low-contrast resolution, consisted of an acrylic circular plate with three 0.5-1.0 mm diameter rods. These rods enable the user to visually evaluate the limit of obse...

journal_title：Radiation protection dosimetry

authors： Bamba J,Ishida H,Araki K

更新日期：2019-05-01 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：:Within the framework of a joint research project on natural radiation exposure and its health effects in Cameroon from 2014 to 2017, the Institute of Geological and Mining Research and the Hirosaki University worked together to carry out natural radiation survey in mining and ore bearing regions of Cameroon. Air kerma...

journal_title：Radiation protection dosimetry

authors： Tokonami S,Hosoda M,Joseph Emmanuel NNI,Akata N,Flore TSY,Modibo OB,Samuel BG,Didier TSS

更新日期：2019-10-01 00:00:00

abstract：:For more accurate assessments of the occupational exposure to radon for miners, the individual monitoring was conducted by using an improved passive integrating (222)Rn monitor. A total of 120 miners in 3 different kinds of mines were monitored throughout a year. The results showed that the individual exposure to rado...

journal_title：Radiation protection dosimetry

authors： Fan D,Zhuo W,Zhang Y

更新日期：2016-09-01 00:00:00