Natural radioactivity study in soil samples of South Konkan, Maharashtra, India.

abstract：:In Austria a comprehensive study on radiation exposure in waterworks was conducted. The aim of this study was to evaluate the risks for the affected employees. On the basis of geographical, geological and hydrological aspects, 21 waterworks were selected. A total of 85 passive short-term measurements and measurements ...

journal_title：Radiation protection dosimetry

authors： Michael S,Andreas B,Claudia S,Fabian R,Ringer W,Josef MF

更新日期：2014-07-01 00:00:00

abstract：:An intercomparison exercise (IC) on whole body dosemeters to determine the quantity personal dose equivalent Hp (10) in photon radiation fields was jointly organised and conducted by the International Atomic Energy Agency (IAEA) and the Australian Radiation Protection and Nuclear Safety Agency (ARPANSA) for individual...

journal_title：Radiation protection dosimetry

authors： Rizk C,Long S,Okyar HB,Baradaran S,Al Fares E,Sangau JK,Shah BR

更新日期：2019-12-31 00:00:00

abstract：:The potential harmful effect of electromagnetic fields on human health is an important issue that has been widely discussed in the scientific community. The investigation of temperature rise in human body following exposure to electromagnetic fields has been found impractical in many aspects. Therefore, fabrication of...

journal_title：Radiation protection dosimetry

authors： Sorgucu U,Develi I,Ozen S

更新日期：2016-03-01 00:00:00

abstract：:Beginning in the 16th century, what was later found to be radon was thought to be causing sickness among miners. During the first decades of the 20th century, exposure to radon was seen as being healthy. During the 1940s, 1950s and 1960s researchers thought that the gamma radiation in residences could produce genetic ...

journal_title：Radiation protection dosimetry

authors： Swedjemark GA

更新日期：2004-01-01 00:00:00

abstract：:Regarding in vivo L-band dosimetry with human teeth, a number of preliminary experiments were carried out that were linked to the resonators response and the relative contribution of enamel to the EPR signal intensity of irradiated whole teeth. The sensitivity of the extended loop resonator varies in the antenna plane...

journal_title：Radiation protection dosimetry

authors： Zdravkova M,Wieser A,El-Faramawy N,Gallez B,Debuyst R

更新日期：2002-01-01 00:00:00

abstract：:Hydrogen-filled proportional counters perform well as neutron spectrometers in the energy region from a few tens of keV up to ∼1.5 MeV. Unfortunately, gamma rays also generate signals in these detectors. It is possible in principle to distinguish the two types of event via the rise time of their respective signal puls...

journal_title：Radiation protection dosimetry

authors： Hawkes NP,Roberts NJ

更新日期：2014-10-01 00:00:00

abstract：:The paper presents the first results of an investigation on optical absorption (OA), thermally and infrared stimulated luminescence (TL and IRSL) of the Pinacate plagioclase (labradorite). The OA spectra reveal two bands with maxima at 1.0 and 3.2 eV connected with absorption of the Fe3+ and Fe2+ and IR absorption at ...

journal_title：Radiation protection dosimetry

authors： Chernov V,Paz-Moreno F,Piters TM,Barboza-Flores M

更新日期：2006-01-01 00:00:00

abstract：:In order to estimate typical radio frequency exposures from indoor used wireless communication technologies applied in homes and offices, WLAN, Bluetooth and Digital Enhanced Cordless Telecommunications systems, as well as baby surveillance devices and wireless headphones for indoor usage, have been investigated by me...

journal_title：Radiation protection dosimetry

authors： Schmid G,Lager D,Preiner P,Uberbacher R,Cecil S

更新日期：2007-01-01 00:00:00

abstract：:(238)U, (232)Th, (222)Rn and (220)Rn concentrations were measured inside various Moroccan black soap samples widely used by the Moroccan population in traditional baths (Hammans) by using both CR-39 and LR-115 type II solid state nuclear track detectors. The measured (238)U, (232)Th, (222)Rn and (220)Rn concentrations...

journal_title：Radiation protection dosimetry

authors： Misdaq MA,Outeqablit K

更新日期：2010-12-01 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：: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

abstract：:Bi-directional signaling involved in radiation-induced bystander effect (RIBE) between irradiated carcinoma cells and their surrounding non-irradiated normal cells is relevant to radiation cancer therapy. Using the SPICE-NIRS microbeam, we delivered 500 protons to A549-GFP lung carcinoma cells, stably expressing H2B-G...

journal_title：Radiation protection dosimetry

authors： Kobayashi A,Autsavapromporn N,Ahmad TAFT,Oikawa M,Homma-Takeda S,Furusawa Y,Wang J,Konishi T

更新日期：2019-05-01 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：:Mapping the geogenic radon potential in Buzău County is part of a research project aiming to apply research for sustainable development and economic growth following the principles of geoconservation in order to support the 'Buzău Land' UNESCO Geopark initiative. The mapping of geogenic radon will be used as an overvi...

journal_title：Radiation protection dosimetry

authors： Moldovan MC,Burghele BD,Roba CA,Sferle TL,Buterez C,Mitrofan H

更新日期：2017-11-01 00:00:00

abstract：:The use of the parallel-plate avalanche counter for slow-neutron counting is described. The choice of a suitable neutron converter is discussed on the basis of Monte Carlo simulation, and some experimental results are shown. Excellent gamma-insensitivity, high rate capability, possibility of construction in large sens...

journal_title：Radiation protection dosimetry

authors： Nakhostin M,Baba M,Itoga T,Oishi T,Unno Y,Kamada S,Okuji T

更新日期：2008-01-01 00:00:00

abstract：:In support of the effort to begin high-dose rate 252Cf brachytherapy treatments at Tufts-New England Medical Center, the shielding capabilities of a clinical accelerator vault against the neutron and photon emissions from a 1.124 mg 252Cf source were examined. Outside the clinical accelerator vault, the fast neutron d...

journal_title：Radiation protection dosimetry

authors： Melhus CS,Rivard MJ,Kurkomelis J,Liddle CB,Massé FX

更新日期：2005-01-01 00:00:00

abstract：:In recent years, international organisations involved in radiation protection and public health have produced new guidance, recommendations and requirements aiming better protection from radon exposure. These organisations have often worked in close collaboration in order to facilitate the establishment of harmonised ...

journal_title：Radiation protection dosimetry

authors： Bochicchio F

更新日期：2014-07-01 00:00:00

abstract：:Three-dimensional Monte Carlo shielding analyses are conducted on the ITER Neutral Beam Injection (NBI) duct for the nuclear and bremsstrahlung radiation. The detailed distribution is evaluated about the nuclear heating rate and surface heat load of the NBI duct wall by the neutron and photon transport calculation. Th...

journal_title：Radiation protection dosimetry

authors： Sato S,Iida H,Yamauchi M,Nishitani T

更新日期：2005-01-01 00:00:00

abstract：:Radiation dose monitoring for radiography students during clinical training is necessary to demonstrate the extent of radiation protection issues present, as well as to instill in them an awareness of safe practices that they will carry with them throughout their careers. The study assess the radiation dose incurred b...

journal_title：Radiation protection dosimetry

authors： Abuzaid MM,Elshami W,Steelman C

更新日期：2018-05-01 00:00:00

abstract：:It is shown how the decision threshold, the detection limit and the limits of a coverage interval - summarily called the characteristic limits - and, in addition, the best estimate and the associated standard uncertainty of a non-negative radiation measurand are to be calculated by using the Monte Carlo (MC) method in...

journal_title：Radiation protection dosimetry

authors： Weise K,Kanisch G,Michel R,Schläger M,Schrammel D,Täschner M

更新日期：2009-07-01 00:00:00

abstract：:International Electrotechnical Commission (IEC) established the framework for the use of exposure index (EI) for evaluating the exposure conditions with various digital systems. In this study, we investigated the feasibility of EI, as per the IEC, by comparing the EIs obtained through manual calculated and that displa...

journal_title：Radiation protection dosimetry

authors： Park H,Yoon Y,Tanaka N,Kim J,Kim J,Morishita J

更新日期：2020-07-17 00:00:00

abstract：:A new proposed design of neutron shielding material-based on the commercial material Borotron UH050 with an addition of Al(OH)3-is evaluated in order to determine if its neutron and gamma shielding properties match those of a reference material, NS4FR. Neutron and gamma dosimetry measurements are performed, as well as...

journal_title：Radiation protection dosimetry

authors： Campo X,Méndez R,Lacerda MAS,Garrido D,Embid M,Sanz J

更新日期：2018-08-01 00:00:00

abstract：:The W values of protons in water vapour were measured for energies from 1 keV to 100 keV with uncertainties lower than 1%. To study the energy and phase dependence of W values, the W values of protons in water vapour and liquid water were calculated for energies from 0.1 keV and 10 MeV and then compared to the experim...

journal_title：Radiation protection dosimetry

authors： Willems G,Back WY,Grosswendt B

更新日期：2002-01-01 00:00:00

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：: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：:According to the worldwide reports, industrial radiography is one of the highest risk radiation practices due to handling high activity sources. Therefore, an optimization of protection along with appropriate investigation level and/or dose constraint is required to achieve appropriate radiological safety. This resear...

journal_title：Radiation protection dosimetry

authors： Hosseini Pooya SM,Dashtipour MR

更新日期：2018-10-01 00:00:00

abstract：:Indoor radon concentrations generally vary with season. Radon gas enters buildings from beneath due to a small air pressure difference between the inside of a house and outdoors. This underpressure which draws soil gas including radon into the house depends on the difference between the indoor and outdoor temperatures...

journal_title：Radiation protection dosimetry

authors： Daraktchieva Z

更新日期：2017-06-01 00:00:00

abstract：:Cell storage in liquid nitrogen (LN) offers the most secure method of cell preservation even if cryopreserved cells are exposed to natural background of ionising radiation (IR). A lot of experiments have demonstrated that IR can induce damages in living cells, but only a little information regarding the response of cr...

journal_title：Radiation protection dosimetry

authors： Cugia G,Centis F,Del Zotto G,Lucarini A,Argazzi E,Zini G,Valentini M,Bono M,Picardi F,Stramigioli S,Cesarini W,Zamai L

更新日期：2011-02-01 00:00:00

abstract：:Positron emission tomography (PET) is a non-invasive medical imaging technique normally used for diagnostic purposes to determine the location and concentration of physiologically active compounds in a human body. An unshielded cyclotron is used for PET at the Clinica Universitaria de Navarra to produce short-lived po...

journal_title：Radiation protection dosimetry

authors： Fernández F,Amgarou K,Domingo C,García MJ,Quincoces G,Martí-Climent JM,Méndez R,Barquero R

更新日期：2007-01-01 00:00:00

abstract：:Thailand is predominantly an agricultural country. The Northern Region occupies the second largest cultivated land area in the country. To establish baseline data for future environmental monitoring, seventy-nine plant samples including vegetables, fruits and tobaccos and their relevant soils were collected from the m...

journal_title：Radiation protection dosimetry

authors： Kritsananuwat R,Kranrod C,Chanyotha S,Ploykrathok T,Sriploy P

更新日期：2019-10-01 00:00:00