نتایج جستجو برای: nuclear model

تعداد نتایج: 2311126  

Journal: :international journal of society, culture & language 2013
mahmood reza atai mohammad amin mozaheb

in this study, van dijk’s (1998) model of cda was utilized in order to examine the representation of iran’s nuclear program in editorials published by british news casting companies. the analysis of the editorials was carried out at two levels of headlines and full text stories with regard to the linguistic features of lexical choices, nominalization, passivization, overcompleteness, and voice....

Mahmood Reza Atai Mohammad Amin Mozaheb,

In this study, Van Dijk’s (1998) model of CDA was utilized in order to examine the representation of Iran’s nuclear program in editorials published by British news casting companies. The analysis of the editorials was carried out at two levels of headlines and full text stories with regard to the linguistic features of lexical choices, nominalization, passivization, overcompleteness, and voice....

Adsorption of CO2 on the surface of Single-wall zigzag (5,0) and armchair (4,4) carbon nanotubes (SWCNTs) were studied through using density functional theory (DFT) calculations. Optimizations of geometric were performed at the B3PW91 level of 6-311++G** method standard basis set using GAUSSIAN 03 package of program [1]. Structural models were optimized and adsorption energies, band gap, charge...

Adsorption of CO2 on the surface of Single-wall zigzag (5,0) and armchair (4,4) carbon nanotubes (SWCNTs) were studied through using density functional theory (DFT) calculations. Optimizations of geometric were performed at the B3PW91 level of 6-311++G** method standard basis set using GAUSSIAN 03 package of program [1]. Structural models were optimized and adsorption energies, band gap, charge...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 0

a semi-empirical mathematical model for predicting physical part of ignition delay period in the combustion of direct - injection diesel engines with swirl is developed . this model based on a single droplet evaporation model . the governing equations , namely , equations of droplet motion , heat and mass transfer were solved simultaneously using a rung-kutta step by step unmerical method . the...

Journal: :سیاست 0
سعیده لطفیان دانشیار گروه علوم سیاسی دانشکده حقوق و علوم سیاسی دانشگاه تهران

the main objective of this article is to examine the u.s. nuclear war plans, which have led to the transformation of the grand strategy of the united states since 1945, and they have also a significant impact on the nuclear programs of the nuclear – weapon states (nws), defense policies of nato and international security. research questions include: what are the similarities and differences in ...

باقری, راضیه, نظرزاده, پروانه,

In this paper, the cluster emission half-lives have been calculated by using the WKB approximation and the proximity potential Prox77 as the nuclear potential part and considering the deformations and different relative orientations of the cluster and daughter nuclei. The calculated results are in good agreement with the experimental data and the results of the Liquid Drop Model, LDM. It is see...

1996
T. Rauscher K. - L. Kratz H. Oberhummer J. Dobaczewski P. Möller M. Sharma P. Moller

The prediction of cross sections for nuclei far off stability is crucial in the field of nuclear astrophysics. For spherical nuclei close to the dripline the statistical model (Hauser-Feshbach) approach is not applicable and direct contributions may dominate the cross sections. For neutron-rich, even-even Sn targets, we compare the resulting neutron capture cross sections when consistently taki...

Journal: :مطالعات حقوق خصوصی 0
سید فضل ا.. موسوی دانشگاه تهران، دکتری حقوق مهدی حاتمی دانشگاه تهران، دکتری حقوق

in the framework of non-proliferation treaty (npt) it has been enumerated three objectives as follow: 1) peaceful use of nuclear energy; 2) non-proliferation of nuclear weapons and 3) nuclear disarmament. the writers in this article have studied and analyzed multilateral aspects of the right of peaceful use of nuclear energy, and interpretation of some npt articles (1, 2 and 4).in the conclusio...

Background: The earlier Atomic Bomb explosion in Hiroshima and Nagasaki, and three worth mentioning nuclear accidents - detonation at Fukushima Daiichi nuclear plant, Chernobyl nuclear fallout and an accident at Three Mile Island nuclear power plant have made us more worried about the secure exploitation of nuclear energy. The central focus of this paper is to review radiation-mediated health e...

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