Estimating thyroid masses for children, infants, and fetuses in Ukraine exposed to (131)I from the Chernobyl accident.

abstract：:A study on absorption of radon by different edible oils of plant origins produced and used in India was conducted in order to identify efficient radon-absorbing oils. A comparative study of radon absorption by edible oils of India with that of olive oil, which is known as a good absorber of radon, was also carried out...

journal_title：Health physics

authors： Karunakara N,Al-Azmi D

更新日期：2010-04-01 00:00:00

abstract：:In this article an overview of the historical development of light water reactor health physics programs is presented. Operational health physics programs have developed and matured as experience in operating and maintaining light water reactors has been gained. Initial programs grew quickly in both size and complexit...

journal_title：Health physics

authors： Prince RJ,Bradley SE

更新日期：2005-06-01 00:00:00

abstract：:On 29 December 1970, the Occupational Safety and Health Act of 1970 established the Occupational Safety and Health Administration (OSHA). This article on OSHA, Title 29, Part 1910.1096 Ionizing Radiation standard was written to increase awareness of the employer, the workforce, state and federal governments, and those...

journal_title：Health physics

authors： Lewis RK

更新日期：2016-10-01 00:00:00

abstract：:The amount of 131I necessary for successful ablation in patients with differentiated thyroid cancer (DTC) is still subject to debate. This study investigates the relationship of the absorbed dose of radiation to the blood while administering 131I activity with several other parameters in DTC patients. This prospective...

journal_title：Health physics

authors： Fatholahi L,Tabeie F,Pashazadeh AM,Javadi H,Assadi M,Asli IN

更新日期：2015-01-01 00:00:00

abstract：:Unlike detached or semi-detached houses, the main source of indoor radon in high-rise buildings is the building material. Radon released from the building material will be removed by ventilation, either forced or natural, so that its concentration, its progeny's concentration, and the equilibrium between the two will ...

journal_title：Health physics

authors： Leung JK,Tso MY,Ho CW

更新日期：1998-09-01 00:00:00

abstract：:Monte Carlo simulation techniques using a Monte Carlo N-Particle code (MCNP5) analyzed six Source Production & Equipment Co., Inc., Se industrial radiography sources to determine an appropriate air kerma rate constant for Se, factoring in source encapsulation and compared to a theoretical approximation. Based on this ...

journal_title：Health physics

authors： H Currier B,Munro JJ 3rd,Medich DC

更新日期：2013-05-01 00:00:00

abstract：:On 20 September 1999, a urine sample submitted by a University of Rochester radiation worker was noted to have a count rate of about 759,500 disintegrations per minute (dpm) per milliliter as analyzed on the Radiation Safety Unit (RSU) Packard liquid sintillation counter. The sample was recounted that day with variabl...

journal_title：Health physics

authors： Karam PA

更新日期：2000-05-01 00:00:00

abstract：:The application of occupational limits (ELs) in the outdoor laser environment requires an understanding of the radiometric methods required to evaluate field exposures with respect to the ELs. The limiting aperture required to adequately specify the EL must always be kept in mind. Since all exposure limits are defined...

journal_title：Health physics

authors： Sliney DH

更新日期：1989-05-01 00:00:00

abstract：:The goal of the laser safety officer and any laser safety program is to prevent a laser accident from occurring, in particular, one that causes an injury to a person's eyes. Most laser safety courses "in-house commercial" discuss laser accidents, causes, and types of injury. Many do not address appropriate actions to ...

journal_title：Health physics

authors： Barat K

更新日期：2003-05-01 00:00:00

abstract：:This paper presents the findings of a study undertaken to determine the natural radioactivity present in some building materials in Nigeria using a gamma-ray spectrometer with a hyper pure germanium detector. A total of 118 samples of commonly used building materials were collected from manufacturers and suppliers of ...

journal_title：Health physics

authors： Ademola JA

更新日期：2008-01-01 00:00:00

abstract：:The use of epithermal neutron beam in clinical trials of Boron Neutron Capture Therapy for patients with malignant brain tumors had been carried out for half a decade at the Brookhaven's Medical Reactor. The decision to permanently close this reactor in 2000 cut short the efforts to implement a new conceptual design t...

journal_title：Health physics

authors： Hu JP,Reciniello RN,Holden NE

更新日期：2004-05-01 00:00:00

abstract：:A new method to trace back average radon concentrations in dwellings over several decades in time has been developed. This retrospective radon monitor is based on the measurement of the alpha activity of 210Po deposited in volume traps, e.g., spongy materials used for mattresses and cushions. Polyester samples with di...

journal_title：Health physics

authors： Oberstedt S,Vanmarcke H

更新日期：1996-02-01 00:00:00

abstract：:Time-dependent chemical compositions for 13N and 15O induced in the air atmosphere of a high energy electron accelerator room have been studied using a computer simulation method. A radiation chemistry model was developed to describe the chemical reactions of 13N and 15O species with the air molecules and their radiol...

journal_title：Health physics

authors： Endo A,Henshaw J,Mignanelli MA

更新日期：1998-04-01 00:00:00

abstract：:A dose reconstruction was carried out on a case in which a worker was exposed to soft x rays using time motion studies, an ionization chamber for low energy photon measurements, and CdZnTe (CZT) spectrometry. The worker estimated his dose to be over 600 mSv. However, the doses to the skin and testes were evaluated to ...

journal_title：Health physics

authors： Suzuki T,Matsumoto M,Kim E,Yajima K,Akashi M,Fujimoto K

更新日期：2006-08-01 00:00:00

abstract：:As a continuation of previous research on worst case transportation accidents involving radioactive material (Dodd and Humphries 1988a), and protective action guidance for radioactive material transportation accidents (Dodd and Humphries 1988b), this paper describes the risks from such accidents in Oregon. Radioactive...

journal_title：Health physics

authors： Humphries LL,Dodd B

更新日期：1989-07-01 00:00:00

abstract：:Rare earth intensifying screen material (Gd2O2S:Tb) was added to the standard Al filtration of an oral panoramic x-ray unit, resulting in a beam capable of achieving reductions in patient dose without a loss of image quality. The added rare earth filtration technique resulted in patient dose reductions of 21-56%, depe...

journal_title：Health physics

authors： Tyndall DA,Washburn DB

更新日期：1987-01-01 00:00:00

abstract：:Radiation dose calculations in nuclear medicine depend on quantification of activity via planar and/or tomographic imaging methods. However, both methods have inherent limitations, and the accuracy of activity estimates varies with object size, background levels, and other variables. The goal of this study was to eval...

journal_title：Health physics

authors： Pereira JM,Stabin MG,Lima FR,Guimarães MI,Forrester JW

更新日期：2010-11-01 00:00:00

abstract：:The immersion doses from external exposure to a Gaussian plume of noble gases accidentally released into the atmosphere have been calculated. A numerical integration procedure employing Gauss-Legendre of 64th order has been used. The numerical procedure allows calculating the dose rate at any downwind horizontal or ve...

journal_title：Health physics

authors： Raza S,Avila R

更新日期：2005-09-01 00:00:00

abstract：:Since the mid-1940s, hundreds of thousands of workers have been engaged in nuclear weapons-related activities for the U.S. Department of Energy (DOE) and its predecessor agencies. In 2000, Congress promulgated the Energy Employees Occupational Illness Compensation Program Act of 2000 (EEOICPA), which provides monetary...

journal_title：Health physics

authors： Neton JW

更新日期：2014-02-01 00:00:00

abstract：:An empirical expression of cavity theory for electron fields is developed in a fashion similar to Burlin's general theory of cavity ionization for photons. It incorporates a term that relates the absorbed dose ratio in the cavity and material medium to the differences in electron scattering. This new expression correl...

journal_title：Health physics

authors： Ogunleye OT,Paliwal BR

更新日期：1985-11-01 00:00:00

abstract：:When patients are exposed to ionizing radiation for medical diagnosis or treatment, the procedure being performed should be justified, and the amount of ionizing radiation used should be commensurate with the medical purpose. A legal limit on the amount of ionizing radiation used for medical exposure of a patient does...

journal_title：Health physics

authors： Rosenstein M

更新日期：2019-02-01 00:00:00

abstract：:Concentration factors (CFs) for 27 radionuclides in marine and freshwater fish were reviewed, as were factors that may influence the dose commitment to man resulting from the consumption of fish. These factors include environmental partitioning, ecological trophic level discrimination and specific tissue accumulation ...

journal_title：Health physics

authors： Poston TM,Klopfer DC

更新日期：1988-11-01 00:00:00

abstract：:The dicentric chromosome assay (DCA) has been regarded as the gold standard of radiation biodosimetry. The assay, however, requires a 2-d peripheral blood lymphocyte culture before starting metaphase chromosome analyses to estimate biological doses. Other biological assays also have drawbacks with respect to the time ...

journal_title：Health physics

authors： Suto Y,Gotoh T,Noda T,Akiyama M,Owaki M,Darroudi F,Hirai M

更新日期：2015-03-01 00:00:00

abstract：:The aims of this study were to develop and improve the sensitivity of an electron spin resonance (ESR) spectrometer and to demonstrate its functionality for dosimetry in measuring ESR signals from radiation-exposed fingernails. The newly-developed spectrometer was a lightweight (22 kg) one-box ESR device with a resona...

journal_title：Health physics

authors： Suzuki H,Tamukai K,Yoshida N,Ohya H,Kato K,Anzai K,Swartz HM

更新日期：2010-02-01 00:00:00

abstract：:Ionizing radiation exposure to the lens of the eye is a known cause of cataractogenesis. Historically, it was believed that the acute threshold dose for cataract formation was 5 Sv, and annual dose limits to the lens were set at 150 mSv. Recently, however, the International Commission on Radiological Protection has re...

journal_title：Health physics

authors： Thome C,Chambers DB,Hooker AM,Thompson JW,Boreham DR

更新日期：2018-03-01 00:00:00

abstract：:Recent advances in wireless technologies have lead to an increase in wireless instrumentation present in healthcare centers. This paper presents an analytical method for characterizing electric field (E-field) exposure within these environments. The E-field levels of the different wireless communications systems have ...

journal_title：Health physics

authors： de Miguel-Bilbao S,Martín MA,Del Pozo A,Febles V,Hernández JA,de Aldecoa JC,Ramos V

更新日期：2013-11-01 00:00:00

abstract：:The author was invited to talk about ICRP perceptions of a look to the future. Many questions will be addressed when the International Commission on Radiological Protection (ICRP) initiates a revision of its basic recommendations from 1977, which were published in ICRP Publication 26. This process will take several ye...

journal_title：Health physics

authors： Lindell B

更新日期：1988-08-01 00:00:00

abstract：:The Mayak Production Association (MPA) worker registry has shown evidence of plutonium-induced health effects. Workers were potentially exposed to plutonium nitrate [(239)Pu(NO(3))(4)] and plutonium dioxide ((239)PuO(2)). Studies of plutonium-induced health effects in animal models can complement human studies by prov...

journal_title：Health physics

authors： Wilson DA,Mohr LC,Frey GD,Lackland D,Hoel DG

更新日期：2010-01-01 00:00:00

abstract：:Residential exposure to radon gas is associated with increased risk of lung cancer, especially in smokers. Most evidence about the health effects of radon has been derived from meta-analyses on global epidemiologic studies, but administrative data can help public health authorities to explore the local impacts. Eighty...

journal_title：Health physics

authors： Henderson SB,Rauch SA,Hystad P,Kosatsky T

更新日期：2014-05-01 00:00:00

abstract：:The Multi-Agency Radiation Survey and Site Investigation Manual (MARSSIM) provides a coherent, technically defensible process for establishing that exposed surfaces satisfy site cleanup requirements. Unfortunately, many sites have complications that challenge a direct application of MARSSIM. Example complications incl...

journal_title：Health physics

authors： Johnson R,Durham L,Rieman C

更新日期：2003-06-01 00:00:00