منابع مشابه
Assessment of radon-222 and radium-226 radioactivity concentration in the mineral and drinking water of Sareyn city
The main objective of this research is measurement and assessment of the Radon-222 and Radium-226 radioactive levels in mineral water and drinking water in the Sareyn city. The guidelines used for Radon-222 and Radium-226 radiation sampling and analysis were ASTM D: 5072-09 and ISO 13165-1: 2013, respectively. The concentration of Radon-222 and radium-226 in mineral water and drinking water sam...
متن کاملRadium
This little volume deals briefly and completely with the properties of radium both from a therapeutic and physical point of view. Briefly dealing with the observations on the various phenomena which lead to the discovery of radium itself, the author passes to the physical properties of the element, and goes into the differentiation between the alpha, beta and gamma rays. The relationship existi...
متن کاملRadium
publication of an up-to-date manual in a concise and convenient form, which should be in the hands of every practitioner. The more widely such knowledge is spread amongst the profession, the sooner will the day arrive when public opinion backed by the medical profession will demand a radium-institute in this country. Until that day arrives practitioners can only equip themselves to advise their...
متن کاملRadium
Of all the scientific discoveries of the last year one stands pre-eminent, not only from its scientific importance, but als? from the great public interest it has excited. I refer to discovery by Mons. and Madame Curie of radium. Thl5 discovery was not like that of the Rontgen rays suddenly, but had been led up to by the researches 0 Becquerel and of Rontgen, and was ultimately due to ^e painst...
متن کاملRadium and radon exhalation studies of soil
Background: Everyone is exposed to radon because it is present everywhere with varying concentrations. Radon and its progeny are well established as lung carcinogenic. Materials and Methods: Track etch technique using LR-115 plastic track detectors has been used to measure the effective radium content and radon exhalation rates in soil samples collected from urban area of Etah district...
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ژورنال
عنوان ژورنال: Science
سال: 1904
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.20.506.345-a