Zobrazeno 1 - 10
of 50
pro vyhledávání: '"Mohammad Reza Kardan"'
Publikováno v:
پیاورد سلامت, Vol 10, Iss 4, Pp 370-378 (2016)
Background and Aim: One of the main steps of optimization process in diagnostic imaging is quality control of X-ray devices. If the control quality process and the quality of X-ray equipment are not ensured through a systematic procedure, it can incr
Externí odkaz:
https://doaj.org/article/11503cb5c1444036bfb0170a41f909c6
Autor:
A. Eshraghi, D. Divband, Mahdi Ghorbani, Yazdan Salimi, Sara Sadeghi, E. Saeedzadeh, Mohsen Ahmadi, Mohammad Reza Kardan, Mohammad Reza Deevband
Publikováno v:
Internatuinal Journal of Radiation Research. 19:63-73
Autor:
Ariam Rasekholghol, Shahzad Feizi, Parviz Ashtari, Yousef Fazaeli, Shahram Moradi Dehaghi, Mohammad Reza Kardan, Milad Samiee Matin
Publikováno v:
Radiochimica Acta. 109:55-60
The influence of coating a CdTe quantum dots (QDs) layer on the 198Au nanoparticles (NPs) in biodistribution of 198Au nanoparticles was investigated. The 198Au nanoparticles were prepared by irradiating the highly pure metallic gold in Tehran researc
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 939:55-60
In this paper, a Geant4 user application program was developed and validated to calculate the response of Superheated Drop Detectors (SDDs) by Monte Carlo simulation. As the most important quantity to be incorporated in the program, the thermodynamic
Autor:
Ramin Nabizadeh Nodehi, Mohammad Reza Deevband, Kazem Naddafi, Molood Gooniband Shooshtari, Ali Akbar Salehi, Mohammad Reza Kardan, Nasrin Fathabadi, Masud Yunesian
Publikováno v:
Journal of Environmental Radioactivity. 198:11-17
Ramsar, in the north of Iran by the Caspian Sea, has been known for the highest natural radiation background on Earth due to the local geology and hydrogeology. The residents and visitors use the hot springs that distribute the natural radionuclides
Publikováno v:
Journal of Instrumentation. 17:T09003
In the present research, the shielding of the control room of an X-ray inspection system was designed by MCNP Monte Carlo simulation code in order to reduce the dose rate of the control room below the acceptable value of 0.5 μSv/h. To do this, after
Autor:
Mehdi Zarei, Farid Moore, Mohammad Reza Kardan, Peter S. Hooda, Farideh Amini Birami, Behnam Keshavarzi
Publikováno v:
Environmental Earth Sciences. 80
This study was carried out primarily to understand the hydrogeochemical processes controlling the 226Ra anomalies in Ramsar area. Analyses revealed two types of water: (1) non-thermal Ca–HCO3 type and (2) thermal Na–Cl type, mainly of meteoric an
Autor:
Yaser Kasesaz, Mohammad Reza Deevband, Bahador Bahadorzadeh, Hossein Ghadiri, Ahdiyeh Aghaz, Mohammad Reza Kardan
Publikováno v:
Journal of Instrumentation. 16:P10011
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 1010:165569
In this paper, the spectrum of 241 Am-Be neutron source was measured by developing and using a neutron spectrometer system based on Superheated Drop Detectors (SDDs) operating under various external pressures. The system consisted of a set of SDDs fa
Autor:
Sedigheh Sina, Mohammad Amin Mosleh-Shirazi, F. Jamali, Seyed Mohammad Javad Mortazavi, J. Rahpeyma, Mohammad Reza Kardan
Publikováno v:
Kerntechnik. 82:648-652
Although radiation exposures in manned space missions are normally below the limits recommended to NASA by NCRP, in long-duration deep space exploratory missions astronauts may receive relatively high doses of ionizing radiation. Novel light polyethy