Purpose: The present study was conducted with the aim of presenting a professional development model for high school teachers. Methodology: The research is applied in terms of purpose and exploratory in terms of mixed method. In the qualitative section, the statistical population included all experts in education and training sciences in Tehran that a sample of 15 people was selected by purposi...

iv abstract this study examined the linguistic behaviors of two iranian efl teachers each of them teaching learners of two similar proficiency levels, a beginner level and an intermediate level, to investigate the relationship between the learners proficiency levels and the amounts and purposes for l1 use by the two teachers. the study was carried out to investigate whether there were differe...

Aims: The dust crisis and the numerous problems caused by it, which have affected most of the Western and Southwestern regions of Iran in recent years, need an appropriate and cost-effective solution to improve living and respiratory conditions without adverse human or environmental effects. The purpose of this study was to analyze the location of injection technology equipment to reduce the co...

This research is done with the aim of recognizing internal and external factors which are influential on exporting sportive commodities and the expansion of this export activity. From methodological point of view, this research is practical and descriptive-measureable. To recognize influential items on export expansion, a qualitative-quantitative method is used. In qualitative method, profound ...

in the present work, a simple and sensitive method was developed for determination of morphine and heroin using gold nanoparticles as resonance rayleigh scattering (rrs) and colorimetric technique’s probe. synthesized gold nanoparticles by sodium citrate reduction method have a negative charge layer on their surfaces because of self-assembled citrate anions on their surface. binding of morphin...

abstract this paper discusses several commonly used models for strategic marketing¹ including market environmental analysis methods (i.e. swot and pest analysis) and strategic marketing tools and techniques (i.e. boston matrix and shell directional policy matrix)and shows how these models may help a firm to achieve its strategic goals. at first, the main reason for doing this research is de...

a simple, rapid and low-cost scanner spectroscopy method for the glucose determination by utilizing glucose oxidase and cdte/tga quantum dots as chromoionophore has been described. the detection was based on the combination of the glucose enzymatic reaction and the quenching effect of h2o2 on the cdte quantum dots (qds) photoluminescence.in this study glucose was determined by utilizing glucose...

Purpose: The objective of this study is to introduce a model for factors affecting organizational architecture in Islamic Azad University.  Methodology: This is an applied research in terms of objective, and a descriptive research in terms of collecting data. In addition, according to the objective and nature of the research, this is an exploratory research. The statistical population consists ...