نتایج جستجو برای: high energy energy derivatives

تعداد نتایج: 2655937  

Journal: :international journal of environmental research 0

in iran the mainstreaming tool for integrating environmental concerns into energy sector is an energy-environment review (eer-iran). this paper comprises: (i) an analysis of the current situation with regards to energy production and consumption; (ii) an evaluation of the growth prospects with regard to energy production and consumption; (iii) the identification of environmental issues induced ...

Journal: :مطالعات اوراسیای مرکزی 0
صادق زیباکلام عضو هیات علمی نیمه وقت، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات، گروه علوم سیاسی و روابط بین الملل، تهران، ایران مهناز گودرزی دانشجو دکترا روابط بین الملل، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات، گروه علوم سیاسی و روابط بین الملل، تهران، ایران

although on the basis of geo-economic theories, study of energy-related issues is of strategic importance to all countries, energy resources are no more restricted to oil and gas reserves as was the case during the past century. of course, these resources are still key elements of global energy reserves. today, in addition to geo-politics and geo-economics, the concept of hydro-geopolitics puts...

Journal: :Archives of disease in childhood 1976
O G Brooke E F Wheeler

The use of a high-fat diet in malnourished children produced accelerated growth of lean tissues as well as adipose tissue, and resulted in rapid nutirtional rehabilitation in 25 seriously malnourished babies. Such diets are easy to prepare and relatively cheap, and they offer important advantages over conventional feeding in the hospital treatment of malnourished children.

High Energy Materials is a term that is used for explosives, propellants and pyrotechnics. Explosives are used for military applications. 5-Picrylamino-1,2,3,4-tetrazole(PAT) is an explosive substance. In this study the reactions of the 5-Picrylamino-1,2,3,4-tetrazole(PAT) with nanostructures of fullerene and boron nitride nano-cages in different conditions of temperature, with density function...

1999
Silas R. Beane

New constraints on resonance saturation in chiral perturbation theory are investigated. These constraints arise because each consistent saturation scheme must map to a representation of the full QCD chiral symmetry group. The low-energy constants of chiral perturbation theory are then related by a set of mixing angles. It is shown that vector meson dominance is a consequence of the fact that na...

2000
W. Stolzmann T. Blöcker

Starting from the Helmholtz free energy we calculate analytically first-and second-order derivatives, as internal energy and specific heats, for the ideal system and the exchange and correlation interactions covering a broad range of degeneracy and relativity. The complex physics of Coulomb interactions is expressed by Padé Approximants, which reflect the actual state of our knowledge with high...

Journal: :international journal of smart electrical engineering 0
samaneh pazouki young researchers and elite club, tehran south branch, islamic azad university, tehran, iran mahmoud-reza haghifam tarbiat modares university

in this paper, an attempt has been made to introduce a new control strategy including plug-in hybrid electric vehicle (phev) and diesel engine generator to control the voltage and frequency of autonomous microgrids. the proposed control strategy has multiple advantages over the recent control methods in microgrids. the proposed method applies the primary and secondary frequency control strategy...

Journal: :international journal of iron & steel society of iran 2009
m. kirschen k. badr j. cappel

the continuous improvement of eaf performance is crucial for the increase in productivity and cost effectiveness and to render an environmental friendly process. rhi supports these targets by providing a diverse range of refractory and process solutions. chemical energy in practical operation by injection of gaseous media like oxygen and natural gas, and solid materials like carbon have become ...

Farokhi, Maryam, Jafari, Mahsa, Janghorban, Mojtaba, Kariminia, Shahab,

Significant energy is used to provide and maintain environmental conditions for thermal comfort in high-rise residential buildings, which largely depends on the components of the shell design. Therefore, to achieve high amounts of energy savings in buildings, high-impact design measures must first be defined and then optimized. This study seeks to answer the question of how the components of th...

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