determination of uranium in natural water and complex solutions using ion exchange chromatography: a combined procedure using ion exchange chromatography and uv-vis spectrophotometry techniques has been developed to measure uranum in natural water and complex solutions. after conditicing , one hundred milli liters of sample solutions have been passed through an ion exchange column,pachked with ...

the purpose of this study was to examine the english language needs of medical students at tehran university of medical sciences . analysis of the needs took place for three groups: 320 undergraduate students, 30 postgraduate students and 20 university instructors. a triangulation approach to collect data was used in which a combination of the quantitative (using the questionnaires) and qualita...

 In recent years, human resources have gained a central position in organizations. They are considered as a strategic factor to manage organizations and some call it a unique asset of an organization or a strategic weapon which makes competitive advantage. The aim of this study was to determine the strategic position and existing and desirable status of empowering employees in Sport and Youth g...

Nowadays, updated knowledge and skills and being self directed learners are the prerequisite for success in college and organizational learning. There has been a lot of concern about self directed learning as a key issue in higher education systems. Self directed learning, derived from adult education, is also influenced by other variables like efficiency of faculty teaching and research self e...

Creating industrial clusters is one way to increase the productivity and performance of organizations; however, clusters run by human resource professionals will bring about better results. The purpose of this study is to investigate the role of human resource  professionals’ mediation between industrial clusters relations and corporate performance. The statistical populati...

Background and Purpose: Continuous evaluation of the functions of Islamic Knowledge courses is critical in responding to the needs of students and transfer of Islamic values. Therefore, the present study was carried out to examine the students' attitude toward Islamic courses in Mazandaran University of Medical Sciences in the academic year of 2015-2016. Materials and Methods: In this quantita...