نتایج جستجو برای: radiation hazard

تعداد نتایج: 301413  

Journal: :Nuclear Technology and Radiation Protection 2016

Journal: :Japanese Journal of Radiological Technology 1970

Journal: :Journal of Dentistry and Oral Sciences 2022

This article is to create awareness among dentist provide safety from radiation hazard. Data proves that in entire India there lack of terms providing hazard for operator, patient, and environment.

Journal: :international journal of environmental research 2015
a. k. dhami

electromagnetic radiation emitted by cell-phones is a new health hazard, especially when they are used inside closed metal bodies such as cars, elevators etc. the modern wireless devices like bluetooth further enhance the effect of this radiation. the present studies were taken to get quantitative information about the actual power density levels to which a human brain is exposed inside a vehic...

2012
A. Ahidjo I. Garba Z. Mustapha A. M. Abubakar U. A .Usman

In the present day scenario, radiation dose from medical imaging has come under scrutiny both in the medical and public press. This is as a result of the increased cancer risks associated with radiation as well as cases of excess radiation exposure from advance radiological equipment like CT scans. Therefore, this study assessed doctors’ knowledge on patients’ radiation doses during radiologica...

2017
Priyantha Edison Pi Sun Chang Guan Hong Toh Li Na Lee Sarat Kumar Sanamandra Varsha Atul Shah

Aim Guided by the ALARA - "As Low As Reasonably Achievable" principle in radiation safety, a quality improvement project to optimise the bedside diagnostic imaging process to the best standards of care was conducted over a six month period. The goal was too reduce the radiation hazard opportunities in the neonatal intensive care unit by at least 75% from the existing level at Q2/2015, within 6 ...

2011
R. Qiu J. C. Liu A. A. Prinz S. H. Rokni M. Woods

Interaction of a high intensity laser with matter may generate an ionizing radiation hazard. Very limited studies have been made, however, on the laser-induced radiation protection issue. This work reviews available literature on the physics and characteristics of laserinduced X-ray hazards. Important aspects include the laser-to-electron energy conversion efficiency, electron angular distribut...

Journal: :مجله انسان، محیط زیست و ارتقاء سلامت 0
mohammad reze mehrasbi department of environmental engineering, school of public health, zanjan university of medical sciences. faranak saghatchi department of radiology, school of paramedical sciences, zanjan university of medical sciences zahra khodaei department of environmental engineering, school of public health, zanjan university of medical sciences jose luis gutierrez-villanueva faculty of medicine, radon group. university of cantabria 39011 santander (spain). koroosh kamali department of public health, school of public health, zanjan university of medical sciences

background; environmental gamma ray refers to the gamma radiation from terrestrial sources and building materials. in enclosed spaces radiation can become a health hazard leading to potential increase in the rates of lung cancer. the goal of this study is to assess the exposure to natural gamma radiation of children in the schools of zanjan province. method; the natural gamma radiation was asse...

Journal: :iranian journal of radiation research 0
m. t. kolo department of physics, university of malaya, 50603 kuala lumpur, malaysia y. m. amin department of physics, university of malaya, 50603 kuala lumpur, malaysia m. u. khandaker department of physics, university of malaya, 50603 kuala lumpur, malaysia w. h. b. abdullah department of geology, university of malaya, 50603 kuala lumpur, malaysia

background: human activities such as mining enhance the radioactivity levels above normal background which can lead to an incremental increase in the radiation risk to the population. materials and methods: 20 tailing enriched soil samples collected around maiganga coal mine, gombe, northeast nigeria were assessed for their 226ra, 232th and 40k contents using hpge gamma-ray detector. results: t...

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