نتایج جستجو برای: total dose

تعداد نتایج: 1071349  

Journal: :Electronics 2023

The nuclear industry and other high-radiation environments often need remote monitoring equipment with advanced cameras to achieve precise control operations. CMOS image sensors, as a critical component of these cameras, get exposed γ-ray irradiation while operating in such environments, which causes performance degradation that adversely affects camera resolution. This study conducted total io...

Journal: :iranian journal of medical physics 0
asghar mesbahi assistant professor, medical physics dept., tabriz university of medical sciences, tabriz, iran. radiotherapy physicist of the radiotherapy department of imam hospital, tabriz, iran. naser aslanabadi associate professor, cardiology dept., tabriz university of medical sciences, tabriz, iran. parinaz mehnati associate professor, medical physics dept., tabriz university of medical sciences, tabriz, iran. ahmad keshtkar associate professor, medical physics dept., tabriz university of medical sciences, tabriz, iran.

introduction: coronary angiography and angioplasty procedures lead to significant radiation exposure of patients. in the current study, the average radiation dose to patients during angiography in the angiography department of shahid-madani hospital was determined. materials and methods: an image intensifier based angiography unit (philips bh 3000) was used for angiography procedures. the accur...

Journal: :iranian journal of medical physics 0
t. sadeghyani m. sc. in medical physics, medical physics dept., tarbiat modarres university, tehran, iran. b. hashemi malayeri assistant professor, medical physics dept., tarbiat modarres university, tehran, iran. h. hashemi assistant professor, radiology dept., imam khomeini hospital, tehran, iran. a.a. sharafi associate professor, radiology dept., iran medical sciences university, tehran, iran.

introduction: in 2000, the unscear reported that ct constitutes 5% of all the medical x-ray  examinations and it contributes 34% of the resultant collective dose worldwide. children are more  sensitive to the ionizing radiations than adults. so, routine quality control tests are expected to be  carried out periodically on the ct scanners. the aim of this research was to estimate the effective  ...

Journal: :iranian journal of radiation research 0
m.a. gadhi bahawalpur institute of nuclear medicine and oncology (bino), pakistan atomic energy commission bahawalpur, pakistan sh. fatmi bahawalpur institute of nuclear medicine and oncology (bino), pakistan atomic energy commission bahawalpur, pakistan m.sh. gadhi institute of geology, university of the punjab, lahore, pakistan u. mahmood bahawalpur institute of nuclear medicine and oncology (bino), pakistan atomic energy commission bahawalpur, pakistan m. shakil department of physics, university of gujrat, pakistan s.a. buzdar medical physics research group, department of physics, the islamia university of bahawalpur, pakistan

background: the aim of the study was to analyze the effective dose record of occupationally exposed radiation workers at bahawalpur institute of nuclear medicine and oncology department. materials and methods: annual effective doses of occupationally exposed workers were measured by film badge dosimetry by sending the dosimeters to radiation dosimetry laboratory (rdl), pakistan institute of nuc...

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