Feminist theoretical perspectives on ethics in radiology.

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：:Virtual models of real phantoms used with Monte Carlo methods facilitate the calibration and other studies associated with whole-body and partial-body counting systems. In this investigation, a voxel model of an LLNL torso phantom, available physically in the in vivo laboratory at KIT, was created from computed tomogr...

journal_title：Radiation protection dosimetry

authors： Hegenbart L,Marzocchi O,Breustedt B,Urban M

更新日期：2009-02-01 00:00:00

abstract：:The aim of this work is to use Monte Carlo simulations and VOXEL phantoms to estimate the absorbed dose in paediatric patients (aged from 2 weeks to 16 y), with normal renal function, to whom technetium-99m-dimercaptosuccinic acid (99mTc-DMSA) was administered, for diagnostic renal scintigraphy purposes; and compare t...

journal_title：Radiation protection dosimetry

authors： Teles P,Mendes M,Zankl M,de Sousa V,Santos AI,Vaz P

更新日期：2017-04-20 00:00:00

abstract：:The W values of protons in liquid water were calculated for energies from 0.1 keV to 10 MeV using the continuous slowing down approximation as well as three models for the calculation of the differential ionisation cross-sections of water for protons published in recent years. The W values determined by means of the t...

journal_title：Radiation protection dosimetry

authors： Baek WY,Grosswendt B

更新日期：2007-01-01 00:00:00

abstract：:On the basis of the newly discovered behaviour of LiF:Mg,Cu,P detectors at high and ultra-high doses, a new method of thermoluminescence (TL) measurement of radiation doses ranging from micrograys up to a megagray, has been recently developed at the Institute of Nuclear Physics (IFJ). The method is based on the relati...

journal_title：Radiation protection dosimetry

authors： Obryk B,Bilski P,Olko P

更新日期：2011-03-01 00:00:00

abstract：:Monte Carlo simulations were used to assess secondary neutron doses received by patients treated with proton therapy for ocular melanoma and craniopharyngioma. MCNPX calculations of out-of-field doses were done for ∼20 different organs considering realistic treatment plans and using computational phantoms representati...

journal_title：Radiation protection dosimetry

authors： Farah J,Sayah R,Martinetti F,Donadille L,Lacoste V,Hérault J,Delacroix S,Nauraye C,Vabre I,Lee C,Bolch WE,Clairand I

更新日期：2014-10-01 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：:Eyeglass lenses are commonly composed of allyl-diglycol carbonate (CR-39), an alpha-particle detecting plastic, thus making such lenses personal radon dosemeters. Samples of such lenses have been obtained, etched to reveal that radon and radon progeny alpha tracks can be seen in abundance, and sensitivities have been ...

journal_title：Radiation protection dosimetry

authors： Fleischer RL,Meyer NR,Hadley SA,MacDonald J,Cavallo A

更新日期：2001-01-01 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：:Radon ((222)Rn) measurements were undertaken in 16 samples of well water representing different depths and different types of aquifers found at the city centre of Konya, Central Turkey. The radon activity concentrations of the well water samples collected in the spring and summer seasons of 2012 were measured by using...

journal_title：Radiation protection dosimetry

authors： Erdogan M,Eren N,Demirel S,Zedef V

更新日期：2013-10-01 00:00:00

abstract：:Gadolinium is a competent neutron conversion material for neutron detection due to its extremely high neutron capture cross section. It differs from the other neutron reactive materials by emitting large amounts of low-energy electrons for the consequent signal generation in a detector. Such low-energy electrons, thou...

journal_title：Radiation protection dosimetry

authors： Kandlakunta P,Cao L

更新日期：2012-09-01 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：: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：:The first commercial spent nuclear fuel reprocessing plant at Rokkasho in Japan discharged 129I from actual spent nuclear fuel into the atmosphere during its test operation from 2006 to 2008. Previously, we measured monthly atmospheric concentrations of gaseous and particulate 129I and atmospheric deposition rates of ...

journal_title：Radiation protection dosimetry

authors： Abe K,Hasegawa H,Akata N,Kakiuchi H,Chiang JH,Suwa H,Hisamatsu S

更新日期：2019-10-01 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 4.4 MeV photon reference field described in ISO 4037 is produced by the (12)C(p,p')(12)C (E(x) = 4.4389 MeV) reaction using a thick elemental carbon target and a proton beam with an energy of 5.7 MeV. The relative abundance of the isotope (13)C in elemental carbon is 1.10%. Therefore, the 4.4 MeV photon field is c...

journal_title：Radiation protection dosimetry

authors： Röttger S,Schäler K,Behrens R,Nolte R,Wissmann F

更新日期：2007-01-01 00:00:00

abstract：:Spinal deformities affect young individuals predominantly girls who are usually subjected to regular and intensive radiological investigation especially before and after corrective surgery. Optimisation of spine computed tomography (CT) and the implementation of the low-dose CT in the work-up of spinal deformities wer...

journal_title：Radiation protection dosimetry

authors： Abul-Kasim K

更新日期：2010-04-01 00:00:00

abstract：:This study aims to review the literature on existing diagnostic reference levels (DRLs) in digital mammography and methodologies for establishing them. To this end, a systematic search through Medline, Cinahl, Web of Science, Scopus and Google scholar was conducted using search terms extracted from three terms: DRLs, ...

journal_title：Radiation protection dosimetry

authors： Suleiman ME,Brennan PC,McEntee MF

更新日期：2015-12-01 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：:One source of background signals, which are non-radiation related, is the reader system and it includes dark current, external contaminants and electronic spikes. These factors can induce signals equivalent to several hundredths of mSv. Mostly, the effects are minimised by proper design of the TLD reader, but some eff...

journal_title：Radiation protection dosimetry

authors： German U,Weinstein M

更新日期：2002-01-01 00:00:00

abstract：:Some activities of EURADOS Working Group 9 (WG9) are presently funded by the European Commission (CONRAD project). The objective of WG9 is to promote and co-ordinate research activities for the assessment of occupational exposures to staff at workplaces in interventional radiology (IR) and nuclear medicine. For some o...

journal_title：Radiation protection dosimetry

authors： Vanhavere F,Carinou E,Donadille L,Ginjaume M,Jankowski J,Rimpler A,Sans Merce M

更新日期：2008-01-01 00:00:00

abstract：:New imaging technologies utilising X rays and radiopharmaceuticals are continuously under development. The benefit of computed tomography (CT) has been so dramatic that there is a tendency to overuse it and not to place enough efforts into optimisation of the technique. It is also now more and more common to combine t...

journal_title：Radiation protection dosimetry

authors： Mattsson S,Söderberg M

更新日期：2011-09-01 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：:Expansion of accelerator technologies into different application areas brings the need for neutron-field measurements in their vicinity. The measurements of neutron energy spectra and neutron dose rates can be done with the aid of neutron multisphere spectrometers with passive neutron detectors. In addition to the usu...

journal_title：Radiation protection dosimetry

authors： Vlk P,Pavlovic M

更新日期：2018-04-01 00:00:00

abstract：:The availability of active neutron personal dosemeters has made real time monitoring of neutron doses possible. This has obvious benefits, but is only of any real assistance if the dose assessments made are of sufficient accuracy and reliability. Preliminary assessments of the performance of active neutron dosemeters ...

journal_title：Radiation protection dosimetry

authors： Tanner RJ,Bolognese-Milsztajn T,Boschung M,Coeck M,Curzio G,d'Errico F,Fiechtner A,Lillhök JE,Lacoste V,Lindborg L,Luszik-Bhadra M,Reginatto M,Schuhmacher H,Vanhavere F

更新日期：2007-01-01 00:00:00

abstract：:The objective of this discussion is to explore how theories from other disciplines can contribute to the debate on organisation and delivery of diagnostic and therapeutic exposures. The first part explores how theories of justice suggest that health services should be provided; the second part explores how stakeholder...

journal_title：Radiation protection dosimetry

authors： Durand-Zaleski I

更新日期：2009-07-01 00:00:00

abstract：:Conversion coefficients are a substantial vehicle in practical radiation protection to determine the dose (rate) of a given radiation field. According to ICRU report 57, their values shall be obtained by means of spectrometry. This is, however, a time-consuming complicated procedure that cannot be performed by all dos...

journal_title：Radiation protection dosimetry

authors： Behnke B,Hupe O

更新日期：2017-04-15 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：:The Schauinsland inter-calibration facility (INTERCAL) has been designed to enable long-term comparison experiments for 20 different dose rate probes from different networks. Two reference probes characterised by the European Radiation Dosimetry WG3 inter-calibration experiments in 2008 and 2009 have been installed at...

journal_title：Radiation protection dosimetry

authors： Bleher M,Doll H,Harms W,Stöhlker U

更新日期：2014-08-01 00:00:00

abstract：:Classical aerosol physics predicts that it is impossible to observe noticeable values of the unattached fraction of decay products of thoron at typical concentrations of aerosol particles. The experimental data have shown that the unattached fraction of the thoron decay products in a monazite storage facility is in th...

journal_title：Radiation protection dosimetry

authors： Zhukovsky M,Vasyanovich M,Onishchenko A

更新日期：2020-11-27 00:00:00