a one dimensional dynamic model for a riser reactor in a fluidized bed catalytic cracking unit (fccu) for gasoil feed has been developed in two distinct conditions, one for industrial fccu and another for fccu using various frequencies of microwave energy spaced at the height of the riser reactor (fccu-mw). in addition, in order to increase the accuracy of component and bulk diffusion, instanta...

abstract because of the many geopolitical, geo economical and geo strategically potentials and communicational capabilities of eco region, members can expand the convergence and the integration in base of this organization that have important impact on members development and expanding peace in international and regional level. based on quality analyzing of library findings and experts interv...

Second half of 20th century marks the beginning of the endeavors of the world states toward achieving economic growh and development. This is a not an incidental development and increased the level of social welfare with the help of progressive cultural, political and social variables using industrial development strategy. Afterwards, third world newly independent countries designed various de...

Social development is one of the most pervasive aspects of development. This article has addressed the analysis of barriers to social development in Iran regarding governmental universities faculty members' viewpoints. data collection was done via reviews and survey. The research sample consisted of 131 faculty members selected through purposeful sampling whose view toward social development ba...

  Background: With the massive growth of cities in the last two or three decades and the multifaceted role these cities play, the planning and cultural management of cities has become strangely complex and difficult. In general, there are economic, social, cultural, educational and physical problems in most cities despite numerous complaints from people. The purpose of this study is to examine ...

Background and Objective: In recent years, many efforts are made in education and development of evidence-based medicine at medical sciences universities. Many different methods are used in training and empowering clinical assistants, medical students and general practitioners in Iran and other countries, but despite their positive effects on increasing knowledge, skills, and attitudes of learn...