全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:... Lj. Gulan , T. Zeremski , D. Nikezic
来源:[J].Environmental Science and Pollution Research(IF 2.618), 2015, Vol.22 (21), pp.16732-16741Springer
摘要:Abstract(#br)Radioactivity concentrations and heavy metal content were measured in soil samples collected from the area of Kragujevac, one of the largest cities in Serbia. The specific activities of 226Ra, 232Th, 40K and 137Cs in 3...
作者:N. Stevanovic , V.M. Markovic , D. Nikezic
来源:[J].Optics and Laser Technology(IF 1.365), 2017, Vol.90, pp.90-95Elsevier
摘要:Abstract(#br)Diffraction phenomena have a special importance in optics. Due to their complex nature, diffraction problems cannot be solved exactly using an analytical approach for the general case. Problems for which an exact analytical solution can be found are reduced to simple...
作者:V.M. Markovic , D. Nikezic , N. Stevanovic
来源:[J].Nuclear Inst. and Methods in Physics Research, A(IF 1.142), 2017Elsevier
摘要:Abstract(#br)In this paper diffusion of radon isotopes 222 Rn and 220 Rn is considered in diffusion chamber which is covered with radon soluble membrane. Diffusion is considered in two mediums, membrane and air inside of diffusion chamber. Analytical and numerical solutions are p...
作者:N. Stevanovic , V.M. Markovic , D. Nikezic
来源:[J].Nuclear Inst. and Methods in Physics Research, A(IF 1.142), 2017, Vol.872, pp.93-99Elsevier
摘要:Abstract(#br)Diffusion chamber with SSNTD (Solid State Nuclear Track Detector) placed inside is a passive detector for measuring the activity of 222 Rn and 220 Rn (radon and thoron) and their progenies. Calibration from detected alpha particle tracks to progeny activity is o...
作者:J.M. Stajic , B. Milenkovic , D. Nikezic
来源:[J].Radiation Measurements(IF 0.861), 2018, Vol.117, pp.19-23Elsevier
摘要:Abstract(#br)This paper presents experimental and theoretical determination of CR-39 and Makrofol calibration coefficients in diffusion chambers for radon measurements. Experimental calibration was performed by irradiation of detectors in a calibration chamber; radon concentratio...
作者:V.M. Markovic , N. Stevanovic , D. Nikezic
来源:[J].Optik(IF 0.524), 2019, Vol.180, pp.447-454Elsevier
摘要:Abstract(#br)The elementary system which can emit light is a dipole. Theoretical method of light propagation from point like dipole source is presented in this paper. The propagation is considered through two media divided by 3D arbitrary surface. Orientation of new formed dipole...
作者:... A.G. Markovic , N. Stevanovic , D. Nikezic
来源:[J].Radiation Measurements(IF 0.861), 2019, Vol.124, pp.146-157Elsevier
摘要:Abstract(#br)Objective of this work is to define method by which sensitivities of CR-39 and LR-115 in diffusion chamber could be determined. Method is based on initial physical processes that occurs in diffusion chamber: diffusion, deposition and decay of radon (isotopes 222...
作者:J.M. Stajic , B. Milenkovic , D. Nikezic
来源:[J].Nuclear Inst. and Methods in Physics Research, A(IF 1.142), 2019Elsevier
摘要:Abstract(#br)Determination of detection energy window of Makrofol detectors irradiated with alpha particles and chemically treated with PEW (potassium hydroxide, ethanol, water) solution is presented in this paper. Detectors were exposed to 241 Am source through the cylindrical c...
作者:... D. Krstic , D. Nikezic , K. N. Yu
来源:[J].Nuclear Science and Techniques(IF 0.088), 2019, Vol.30 (9), pp.1-10Springer
摘要:Abstract(#br)Energy spectra of neutrons are important for identification of unknown neutron sources and for determination of the equivalent dose. Although standard energy spectra of neutrons are available in some situations, e.g., for some radiotherapy treatment machines, th...
作者:V. M. Markovic , N. Stevanovic , D. Nikezic
来源:[J].Radiation and Environmental Biophysics(IF 1.754), 2020, Vol.59 (1), pp.161-171Springer
摘要:Knowledge of microdosimetric quantities of certain radionuclides is important in radio immune cancer therapies. Specific energy distribution of radionuclides, which are bound to the cell, is the microdosimetric quantity essential in the process of radionuclide selection for patie...

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