shirani@iut.ac.ir Office Department of Physics Phone 0311-3913714 Fax 0311-3912376 Positions Department of Physics Research Interests Fields number one Fields number two Fields number three type: Journal Title DOI type Calculation of exposure buildup factors for point isotropic gamma ray sources in sttatified spherical shields of water surrounded by lead and optimization of water-lead combination # Journal Mix design effective parameters on Gamma-ray attenuation coefficient and strength of normal and heavyweight concrete # Journal Determination of neutron dose equivalent buldup factors for infinite slabs irradiated by point isotropic neutron sources using the MCNP code. # Journal A study of gamma ray exposure buildup factors instratified shields for point isotropic sources including the effects of incoherent andcoherent Scattering # Journal An energy dependent partial wave analysis of ... between threshold and 2.35 GeV # Journal A measurent of pi ( ) proton backward elastic differential cross section from 1.282 to 2.472 GeV/c # Journal Differential cross section and polarisation for... at 26 momenta between 1.282 2.473GeV/c # Journal