Graphic design has always had a social nature, so that its formative process has had an implied and clear correlation with miscellaneous social factors. These factors are considered as preconditions for the modern formation stage of this art. The key question of this paper is regarding the dominant social factors in graphic design formation in Iran. Theoretically this paper is related to sociol...

some new water-soluble schiff base complexes of na2[m(5-so3-1,2-salophen)].nh2o; (5-so3-1,2-salophen = n,n’-bis(5-sulphosalicyliden)-1,2-phenylendiamine); na2[m(5-so3-2,3-salpyr)(h2o)n].2h2o; (5-so3-2,3-salpyr = n,n’-bis(5-sulphosalicyliden)-2,3-diaminopyridine); and na2[m(5-so3-3,4-salbenz)(h2o)n].nh2o; (5-so3-3,4-salbenz = n,n’-bis(5-sulphosalicyliden)-3,4-diaminobenzophenon); where m = cu, n...

Some experts believe that modern communications tools have paved the ground for the rapid globalization and maintain that modern communication technologies have crystalized the idea called "global village" in many parts of the world. In the past few decades, globalization has exerted impact on Iranian society on a large scale. This article tries to answer how this phenomenon has affected Irania...

Contemporary global economy is known as modern economy, digital economy or knowledge-based economy. Extraordinary promotion of the knowledge role in recent decades as the main factor of production (particularly regarding modern and knowledge-based industries) and also effective factor in improvement of total productivity of production factors, have been important in theorizing knowledge-based...

testing plays a vital role in any language teaching program. it allows teachers and stakeholders, including program administrators, parents, admissions officers and prospective employers to be assured that the learners are progressing according to an accepted standard (douglas, 2010). the problems currently facing language testers have both practical and theoretical implications but the first i...