Radioactivity and dose assessment of marble samples from Igbeti mines, Nigeria.

abstract：:This study aims to develop an Automatic Brain Dose Estimation (ABDE) methodology for head computed tomography examinations. The ABDE is to be applied first to an anthropomorphic Alderson phantom to obtain a Correction factor (Cf) between the ABDE and the direct absorbed brain dose using dosemeters positioned within th...

journal_title：Radiation protection dosimetry

authors： Gharbi S,Labidi S,Mars M

更新日期：2020-07-02 00:00:00

abstract：:To investigate the repair process of DNA damage induced by ionizing radiation in isolation from various types of cytoplasmic damage, we transfected X-irradiated enhanced green fluorescent protein (EGFP)-expressing plasmid DNA into non-irradiated mammalian cells using lipofectamine. The repair kinetics of the irradiate...

journal_title：Radiation protection dosimetry

authors： Nakaue H,Obata Y,Kaminaga K,Akimitsu N,Yokoya A

更新日期：2019-05-01 00:00:00

abstract：:To study the shielding effect of radiologists' eye lens with lead glasses of different equivalent thicknesses and sizes in interventional radiology procedures. Using the human voxel phantom with a more accurate model of the eye and MCNPX software, eye lens doses of the radiologists who wearing different kinds of lead ...

journal_title：Radiation protection dosimetry

authors： Hu P,Kong Y,Chen B,Liu Q,Zhuo W,Liu H

更新日期：2017-04-20 00:00:00

abstract：:Across the globe nuclear utilities are in the process of designing and analysing Independent Spent Fuel Storage Installations (ISFSI) for the purpose of above ground spent-fuel storage primarily to mitigate the filling of spent-fuel pools. Using a conjoining of discrete ordinates transport theory (DORT) and Monte Carl...

journal_title：Radiation protection dosimetry

authors： Hagler RJ,Fero AH

更新日期：2005-01-01 00:00:00

abstract：:There have been few studies on the secondary cancer after radiation treatment in Chinese hospitals. This study has measured out-of-field absorbed organ doses from intensity-modulated radiation therapy (IMRT) radiotherapy for esophageal cancer in a Chinese hospital and evaluated the risks of secondary cancer. The dose ...

journal_title：Radiation protection dosimetry

authors： Qi Y,He L,Wang Z,Liu Y,Liu H,Huo W,Xu XG,Chen Z

更新日期：2017-12-01 00:00:00

abstract：:Experimental data on DNA double strand break (DSB) induction in human fibroblasts (AG1522), following irradiation with several radiation qualities, namely gamma rays, 0.84 MeV protons, 58.9 MeV u(-1) carbon ions, iron ions of 115 MeV u(-1), 414 MeV u(-1), 1 GeV u(-1), and 5 GeV u(-1), are presented. DSB yields were me...

journal_title：Radiation protection dosimetry

authors： Esposito G,Belli M,Campa A,Cherubini R,Cuttone G,Dini V,Furusawa Y,Gerardi S,Simone G,Sorrentino E,Tabocchini MA

更新日期：2006-01-01 00:00:00

abstract：:This paper presents the values of radon and thoron progeny concentrations for different seasons in the dwellings of Tehri Garhwal, India. The measurements have been carried out using LR-115 solid-state nuclear track detector-based passive time-integrated direct thoron progeny sensor/direct radon progeny sensor techniq...

journal_title：Radiation protection dosimetry

authors： Prasad M,Rawat M,Dangwal A,Yadav M,Gusain GS,Mishra R,Ramola RC

更新日期：2015-11-01 00:00:00

abstract：:The radiation doses to patient in computed tomography (CT) in Syria have been investigated and compared with similar studies in different countries. This work surveyed 30 CT scanners from six different manufacturers distributed all over Syria. Some of the results in this paper were part of a project launched by the In...

journal_title：Radiation protection dosimetry

authors： Kharita MH,Khazzam S

更新日期：2010-09-01 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：:The aim of this study is to calculate total cruising route effective doses using three commonly used algorithm codes CARI-6, EPCARD and SIEVERT. Further, the impact of flight cruising duration, altitude and latitude on the estimated effective doses will also be investigated. A total of 24 commercial UAE flight data we...

journal_title：Radiation protection dosimetry

authors： Dalah EZ,Elmahdi HM,Al Humaidan KS,Semerjian L

更新日期：2019-11-30 00:00:00

abstract：:The dosimetric technique described in this paper is based on electron spin resonance (ESR) detectors using an alanine-boric compound acid enriched with (10)B, and beryllium oxide thermoluminescent (TL) detectors; with this combined dosimetry, it is possible to discriminate the doses due to thermal neutrons and gamma r...

journal_title：Radiation protection dosimetry

authors： Bartolotta A,D'Oca MC,Lo Giudice B,Brai M,Borio R,Forini N,Salvadori P,Manera S

更新日期：2004-01-01 00:00:00

abstract：:Zircon contains small amounts of uranium, thorium and radium in its crystalline structure. The ceramic industry is one of the major consumers of zirconium compounds that are used as an ingredient at ∼10-20 % by weight in glaze. In this study, seven different ceramic factories have been investigated regarding the prese...

journal_title：Radiation protection dosimetry

authors： Fathabadi N,Farahani MV,Amani S,Moradi M,Haddadi B

更新日期：2011-06-01 00:00:00

abstract：:With the widespread introduction of extra high voltage power transmission lines in the 1960s, and subsequent to early reports from Soviet Union scientists about health risks for transformer station personnel, public concern regarding the effects of electromagnetic fields (EMFs) on biological function has given rise to...

journal_title：Radiation protection dosimetry

authors： Cooper PJ,Garny A,Kohl P

更新日期：2003-01-01 00:00:00

abstract：:During medical X-ray examinations of patients, humans as well as animals, voluntarily assisting persons are frequently needed in order to calm down the patient or animal. Typical exposure situations have been identified and measurements were performed in the fields of scattered X-rays. The personal dose equivalent H(p...

journal_title：Radiation protection dosimetry

authors： Hupe O,Ankerhold U

更新日期：2011-03-01 00:00:00

abstract：:Radiation accidents are fortunately infrequent occurrences, but since their consequences can be very serious as in the Chernobyl and the Fukushima nuclear accidents, medical management of radiation accidents is of great importance. Besides several other tasks, medical management of radiation accidents is one of the ke...

journal_title：Radiation protection dosimetry

authors： Dörr H,Meineke V

更新日期：2012-10-01 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：:The aim of this work was to experimentally compare the contrast improvement factors (CIFs) of a newly developed software-based scatter correction to the CIFs achieved by an antiscatter grid. To this end, three aluminium discs were placed in the lung, the retrocardial and the abdominal areas of a thorax phantom, and di...

journal_title：Radiation protection dosimetry

authors： Mentrup D,Jockel S,Menser B,Neitzel U

更新日期：2016-06-01 00:00:00

abstract：:This paper presents the results of radon concentration measurements in drinking water from the municipal water supply system and private wells located in Baoji, China. The measurements were carried out on 69 samples. The mean values of tap water and well water were found to be 12 kBq m(-3) with a maximum of 18 kBq m(-...

journal_title：Radiation protection dosimetry

authors： Xinwei L

更新日期：2006-01-01 00:00:00

abstract：:Entrance surface doses (ESDs) were measured for the most common types of X ray procedures, such as chest PA, lumber spine AP, lumber spine lateral, skull AP, skull lateral and pelvis AP in four major hospitals of Dhaka, the capital city of Bangladesh. Organ/tissue doses for 29 organs/tissues and effective doses for th...

journal_title：Radiation protection dosimetry

authors： Begum Z

更新日期：2001-01-01 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：: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：:An attempt towards an experimental set up which could provide the experimental data on correlation processes occurred simultaneously in two distanced DNA targets within a charged particle track is presented. A modified Jet Counter nanodosemeter was used in two experiments with carbon ions with mean energies of 52 and ...

journal_title：Radiation protection dosimetry

authors： Pietrzak M,Pszona S,Bantsar A

更新日期：2018-08-01 00:00:00

abstract：:Exposure of children to ionising radiation is considered to carry higher risk than that of adults; therefore a need to suggest diagnostic reference levels (DRLs) for the common paediatric diagnostic X-ray procedures was recognised for the X-ray machines meeting the requirements of the recently implemented Safety Code ...

journal_title：Radiation protection dosimetry

authors： Sonawane AU,Sunil Kumar JV,Singh M,Pradhan AS

更新日期：2011-11-01 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：:After the Chernobyl reactor accident wide areas of Belarus were contaminated with radioactive fallout. The verification and documentation of the long-term development of radiation doses is still going on. A population group of special concern are the children living in contaminated regions. The annual dose limit of 1 ...

journal_title：Radiation protection dosimetry

authors： Hill P,Schläger M,Vogel V,Hille R,Nesterenko AV,Nesterenko VB

更新日期：2007-01-01 00:00:00

abstract：:Between 2001 and 2003 a 3.2 kJ dense plasma focus (DPF) device has been built at the Montecuccolino Laboratory of the Department of Energy, Nuclear and Environmental Control Engineering (DIENCA) of the University of Bologna. A DPF is a pulsed device in which deuterium nuclear fusion reactions can be obtained through t...

journal_title：Radiation protection dosimetry

authors： Frignani M,Mostacci D,Rocchi F,Sumini M

更新日期：2005-01-01 00:00:00

abstract：:From feedback experience from recent radiation accident cases, in addition to biological dosimetry and physical dosimetry based on Monte Carlo calculations or experimental means, there is a need for complementary methods of dosimetry for radiation accident. Electron paramagnetic resonance (EPR) spectrometry on bones o...

journal_title：Radiation protection dosimetry

authors： Trompier F,Bassinet C,Della Monaca S,Romanyukha A,Reyes R,Clairand I

更新日期：2011-03-01 00:00:00

abstract：:In 1983, a young man inhaled accidentally a large amount of plutonium and americium. This case was carefully followed until 2013. Since no decorporation measures had been taken, the undisturbed metabolism of Pu and Am can be derived from the data. First objective was to determine the amount of inhaled radionuclides an...

journal_title：Radiation protection dosimetry

authors： Wernli C,Eikenberg J,Marzocchi O,Breustedt B,Oestreicher U,Romm H,Gregoratto D,Marsh J

更新日期：2015-04-01 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：:This study presents the results of 222Rn in 24 sources of mineral water, 54 samples from different captured natural springs and drillings. 222Rn determination was performed by direct measurement using Alpha Guard with Aqua Kit. The results for the TDS, anions (F-, Cl-, SO42-), cations (Na+, Ca2+, Mg2+), pH and tempera...

journal_title：Radiation protection dosimetry

authors： Kamenova-Totzeva RM,Totzev AV,Kotova RM,Ivanova-Teneva GR

更新日期：2018-09-01 00:00:00