نتایج جستجو برای: nuclear radiation spectroscopy
تعداد نتایج: 622441 فیلتر نتایج به سال:
Introduction: In nuclear medicine, the demand for a variety of radionuclides is rising every day. Radionuclides radiation doses to patients and staff are of high importance and it should be monitored and controlled in medical imaging centers. This study aimed to evaluate the safety principles in the Hegmataneh Gamma scan nuclear medicine center in Hamadan. Methods and Materials: Dose rate me...
One of the most important groups that can be exposed to nuclear radiation is pregnant women and their fetus. This group of people can be technicians at nuclear centers located in the patients undergoing treatment or nuclear medicine diagnostic centers. The purpose of the paper is to determine the rate of doses received by female technicians who are indirectly in the vicinity of nuclear radiatio...
background: people who have been administrated radiopharmaceuticals could be a source of radiation to their relatives, medical nurses, and people who are in contact with them. the aim of this work was to estimate radiation dose received by nuclear medicine nurses. materials and methods: in this study, the dose rates at various distances of 5 – 100 cm from 70 patients, who were administered diag...
Background: People who have been administrated radiopharmaceuticals could be a source of radiation to their relatives, medical nurses, and people who are in contact with them. The aim of this work was to estimate radiation dose received by nuclear medicine nurses. Materials and Methods: In this study, the dose rates at various distances of 5 – 100 cm from 70 patients, who were administered diag...
introduction: active personal dosimeters (apds) are well accepted as useful and reliable instruments for individual dosimetry measurements. apds have many advantages compared with passive dosimeters for individual external radiation dose assessments. in routine monitoring, occupational exposure is carried out for verification and demonstration of compliance with the regulatory dose limits. so, ...
Introduction: Along with peaceful uses of ionizing radiation, its destructive applications have always threatened human life. One of the most important actions in calamities and disasters especially radiological and nuclear catastrophes is immediate assistance and medical care for victims. Therefore, knowing how to cope with nuclear and radiological disasters has become a part of modern care ed...
Strontium-89 is one of the most important radioisotopes used in nuclear medicine for therapy of bone pain caused by bone metastases. That is due to the beta radiation with sufficient energy for destroying metastatic sites in bone tissue. The routine application is ensured by introducing 89SrCl2 radiopharmaceutical and then inject...
patients receiving diagnostic doses of radiopharmaceuticals become a source of contamination and exposure for those who come in contact with them, such as nuclear medicine technologists, relatives and nurses. therefore, the measurement of external radiation dose from these patients is necessary. in this study, the dose rates at distances of 10, 50 and 100cm from 70 patients who received diagnos...
Samples of a commercially available polyphenyl ether (PPE) oil are irradiated in the mixed neutron and gamma radiation field Pavia TRIGA Mark II reactor, at irradiation doses ranging from 0.78 MGy to 7.8 MGy. The is nuclear grade product, whose resistance reported product specification based on cobalt-60 data. collection additional data reactor performed present work, motivated by need use this...
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