نتایج جستجو برای: radium equivalent activity

تعداد نتایج: 1262006  

2003
KANEMATSU SUGIURA GIOACCHINO FAILLA

I t is well known that radium rays, as well as x-rays, are capable of affecting the living cell. Bergoni~ and Tribondeau 1 from extensive experimental studies made the generalization 2,3 that: "Immature cells and cells in an active state of division are more sensitive to the x-rays than are cells which have already acquired their fixed adult, morphological or physiological characters. ''2 Subse...

Journal: :Atmosphere 2021

Seasonal variations of the radon and radium activity concentrations in karstic water sources originating formations were investigated as part a premiere systematic survey conducted Romania. A database including total 228 drinking samples collected from 30 distinct adjacent to rural communities was compiled. The for all seasons, assessed based on solid scintillation, ranged 2.1 19.7 Bq/L 0.6 3.0...

2017
Øyvind Bjerke Arve Vorland Pedersen Tore K. Aune Håvard Lorås

The Relative Age Effect (RAE) can be described as the advantage of being born early after a certain cut-off date within a group of selection. The effect has been found across a wide range of sports and is particularly evident in pre-elite sports and team sports with a high selection pressure. At the absolute top level in team elite sports, the advantage of being relatively older has been report...

2016
Nghi C Nguyen Muhammad Shah Leonard J Appleman Rahul Parikh James M Mountz

Background and Purpose. Radium-223 dichloride (Xofigo®, Bayer HealthCare Pharmaceuticals Inc.) is the first α-particle emitter therapeutic agent approved by the FDA, with benefits in overall survival and delay in symptomatic skeletal event for patients with metastatic castrate-resistant prostate cancer (CRPC). Recent post hoc analyses of the phase III ALSYMPCA trial support the previously estab...

2015
Andrew W. Nelson Eric S. Eitrheim Andrew W. Knight Dustin May Marinea A. Mehrhoff Robert Shannon Robert Litman William C. Burnett Tori Z. Forbes Michael K. Schultz

BACKGROUND The economic value of unconventional natural gas resources has stimulated rapid globalization of horizontal drilling and hydraulic fracturing. However, natural radioactivity found in the large volumes of "produced fluids" generated by these technologies is emerging as an international environmental health concern. Current assessments of the radioactivity concentration in liquid waste...

2015
Joseph F Renzulli Jennifer Collins Anthony Mega

Improving options for patients with metastatic castration-resistant prostate cancer (mCRPC) provide latitude in designing treatment plans that meet patients' medical needs and personal goals. The field's rapid evolution opens avenues for contributions by multiple medical specialties and requires considering more options to ensure that each patient receives the most appropriate care. A multidisc...

Journal: :iranian journal of radiation research 0
m. zubair department of applied physics, zakir hussain college of engineering and technology, aligarh muslim university, aligarh 202002, india m. shakir khan department of applied physics, zakir hussain college of engineering and technology, aligarh muslim university, aligarh 202002, india d. verma department of applied physics, zakir hussain college of engineering and technology, aligarh muslim university, aligarh 202002, india

background: radon is an odourless, colourless and tasteless gas and it is the first cause of lung cancer among non- smokers. the assessment of the level of radium in building materials helps in understanding the radiological implications. it has been observed that everyone has some levels of exposure to them. therefore measurement of radium and radon in the soil samples are important from publi...

ژورنال: سنجش و ایمنی پرتو 2013

  Based on the last presented reports of UNSCEAR, inhalation of radon gas and its short-lived decay products is a major contributor to the human exposure from natural radioactivity. Lung cancer is the known effect on human health from exposure to radon in air. Radon is found in outdoor air of buildings of all kinds. The main important isotope of radon is 222Rn. Radon (222Rn) is a noble gas...

2014
Mona-Elisabeth Revheim Knut Håkon Hole Øyvind Sverre Bruland Edmund Reitan Bodil Bjerkehagen Lars Julsrud Therese Seierstad

1 Department of Radiology and Nuclear Medicine, Oslo University Hospital, Nydalen, Oslo, Norway; 2 Institute for Clinical Medicine, University of Oslo, Blindern, Oslo, Norway; 3 Department of Oncology, Oslo University Hospital, The Norwegian Radium Hospital, Nydalen, Oslo, Norway; 4 Department of Pathology, Oslo University Hospital, The Norwegian Radium Hospital, Nydalen, Oslo, Norway and 5 Fac...

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