نتایج جستجو برای: rays

تعداد نتایج: 44458  

H Mohammadi S Mehdizadeh Sh Derakhshan

An extensive study was undertaken to Investigate on the overall film badge service performance with which occupational radiation, exposures are reported In Iran, The study involved the analysis of film badges exposed to x-and gamma rays and beta particles. For test exposures, x-rays between 60 and 140 KVPCo-60 gamma radiation and Sr-90 beta particles were used. The actual delivered dose equival...

Journal: :iranian journal of nuclear medicine 1995
h mohammadi s mehdizadeh sh derakhshan

an extensive study was undertaken to investigate on the overall film badge service performance with which occupational radiation, exposures are reported in iran, the study involved the analysis of film badges exposed to x-and gamma rays and beta particles. for test exposures, x-rays between 60 and 140 kvpco-60 gamma radiation and sr-90 beta particles were used. the actual delivered dose equival...

Journal: :International Astronomical Union Colloquium 1996

Journal: :International Astronomical Union Colloquium 1988

Journal: :Nature 1998

ژورنال: پژوهش در پزشکی 2011
رحمنی, سعید, طباطبایی, سید مهدی, قاسمی برومند, محمد, نظری, محمدرضا ,

Abstract Background: Solar light has various electromagnetic radiations include Ultraviolet, Visible & infrared rays. Overexposure to solar ultraviolet radiations can lead to some dangerous disorders and usage of non standard sunglasses can increase foregoing harmful effects. In Iran cataract is the most common disorder produced by UV rays. This study aims to measure the transmission of ultr...

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