attempts have been made to study the thermodynamic behavior of 1,3 butadiene purification columns with the aim of retrofitting those columns to more energy efficient separation schemes. 1,3 butadiene is purified in two columns in series through being separated from methyl acetylene and 1,2 butadiene in the first and second column respectively. comparisons have been made among different therm...

the images of muslims in media, literature and politics have been mostly black and white portrayals of a people alien to modernity, civilization, rationality and pluralism. since the end of the cold war and the onset of deadly terrorist attacks in different areas of the world, especially in the united states, these representations show a palpable difference: muslims are represented not only as ...

The new approaches and viewpoints consider human force as human and intellectual capitals. Changes in viewpoints and focus on humans as capitals and possessions of organizations require greater consideration on the development and flourishing of such capitals. In order to have an effective use of this capital, it is necessary to benefit from development-based measures including details of human...

for several years, researchers in familiarity of efl teachers with post-method and its role in second and foreign language learners’ productions have pointed out that the opportunity to plan for a task generally develops language learners’ development (ellis, 2005). it is important to mention that the critical varies in language teaching was shown is the disappearances of the concept of method ...

This study has been conducted to the human resource strategic direction in each main sub-section of HR in Iran oil industries, and some sources such as: upstream documents, business strategic, trends, adaptive comparison, historical documents, and half- structured interviews has been used for gathering information. The research method was qualitative and contents analysis was used for data anal...