Zobrazeno 1 - 10
of 13
pro vyhledávání: '"H. R. Khosravi"'
Autor:
Seied Rabi Mahdavi, Kh. Asnaashari, Alireza Shirazi, S Gholami, H. R. Khosravi, Golrokh Nodehi
Publikováno v:
Medical physics. 39(7Part4)
Purpose: The aim of this study was to evaluate and analytically compare different calculation algorithms applied in our country radiotherapy centers base on the methodology developed by IAEA for treatment planning systems (TPS) commissioning (IAEA TE
Publikováno v:
Journal of Applied Sciences. 10:3127-3131
Publikováno v:
IFMBE Proceedings ISBN: 9783319193861
Objectives: To establish regional diagnostic reference levels (RDRLs) for typical paediatric CT examinations in Tehran, Iran and compare them with established international data. In addition, the aim was to develop a method of analyzing local scan pa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e148e927242fc6b2c546d4e89666ee9f
https://doi.org/10.1007/978-3-319-19387-8_190
https://doi.org/10.1007/978-3-319-19387-8_190
Publikováno v:
Radiation Protection Dosimetry. 147:227-229
The X-ray body scanner (BS) is going to find common use as a body-checking equipment at the entrance borders of countries, to find illicit drugs or forbidden items which have been hidden inside the body cavities, or attached to the body parts of the
Autor:
H. R. Khosravi, E. Saeedzadeh, Mohammad Reza Ay, George Loudos, Saeed Sarkar, A. Abbaspour Tehrani-Fard
Publikováno v:
Radiation protection dosimetry. 150(3)
Various methods, such as those developed by the Medical Internal Radiation Dosimetry (MIRD) Committee of the Society of Nuclear Medicine or employing dose point kernels, have been applied to the radiation dosimetry of (131)I radionuclide therapy. How
Autor:
Reza Paydar, N. Ahmadi Jeshvaghane, B. Fasaei, A. Paknyat, E. Rostam Pour Samarin, Mohammad Reza Deevband, A. Karamloo, H. R. Khosravi
Publikováno v:
Radiation protection dosimetry. 147(1-2)
High diagnostic sensitivity and specificity while maintaining the least dose to the patient is the ideal mammography. The objective of this work was to evaluate patient dose and image quality of mammograms to propose corrective actions. The image qua
Publikováno v:
Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine. 69(2)
The response of PADC was calculated by Monte Carlo simulation using MCNPX code. H, C and O recoils as well as nuclear reactions have been taken into account. The calculated results show important contribution to detection efficiency of PADC due to H,
Autor:
Mohammad Reza Deevband, Gh. H. Heravi, B. Samimi, Mohammad Reza Kardan, M. M. Hormozi, H. R. Khosravi, H. Karimi Ashtiani
Publikováno v:
IFMBE Proceedings ISBN: 9783642039010
Industrial radiography is one of the essential methods in the modern technology to guarantee the quality control of many types of devices, pieces and machines operation, and usually involves intense radiation sources, which can expose people at work
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2780c124f42bc9dfd97e5dd2b7cf0305
https://doi.org/10.1007/978-3-642-03902-7_156
https://doi.org/10.1007/978-3-642-03902-7_156
Publikováno v:
IFMBE Proceedings ISBN: 9783642038815
Objective: Nowadays Monte Carlo (MC) modeling is a useful way for accurate quantification of nuclear medicine image data series. With this modeling, the camera components, phantom (patient) and physical behaviors of photons will be precisely modeled.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::afc47373ebc6a16ecd6852ce94ffde21
https://doi.org/10.1007/978-3-642-03882-2_228
https://doi.org/10.1007/978-3-642-03882-2_228
Autor:
Mohammad Reza Kardan, F. Faghihi, H. R. Khosravi, R. Faghihi, Mohammad Reza Deevband, M. J. KeykhaFarzaneh
Publikováno v:
IFMBE Proceedings ISBN: 9783642039010
The purpose of this study was to survey image quality and the entrance surface air kerma for patients in radiographic examinations and to perform comparisons with diagnostic reference levels. In this study, image quality and patient radiation doses w
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6566a2782108bf5576210f9938e09de6
https://doi.org/10.1007/978-3-642-03902-7_30
https://doi.org/10.1007/978-3-642-03902-7_30