with the growth of more humanistic approaches towards teaching foreign languages, more emphasis has been put on learners’ feelings, emotions and individual differences. one of the issues in teaching and learning english as a foreign language is demotivation. the purpose of this study was to investigate the relationship between the components of language learning strategies, optimism, duration o...

Introduction: One of the important issues in any society is paying attention and planning for the elderly in the society to prevent the isolation and exclusion of these people. Therefore, the present study seeks to assess the factors affecting the social exclusion of the elderly in the cities of Kashan and Aran and Bidgol. Due to the fact that the elderly population of Kashan and Aran and Bidgo...

abstract this study aimed at investigating the possible relationship between self-assessment in writing and self-regulation of iranian efl learners. the main purpose of the study was not only to report and inform about this relationship, but also to investigate and find practical outcomes of the incorporation of self-assessment in writing, such as improving writing skill. the research was carr...

Social mobility takes shape of a physical aspect which makes it possible to translate downward mobility in the physical space. Huge inflation and decrease of purchasing power during the recent years have led to downward mobility of middle class in Iran. Various facets of decrease in physical and social space have to be studied. For this purpose, 20 cases who had experienced such situation have ...

Introduction: One of the important issues in any society is paying attention and planning for the elderly in the society to prevent the isolation and exclusion of these people. Therefore, the present study seeks to assess the factors affecting the social exclusion of the elderly in the cities of Kashan and Aran and Bidgol. Due to the fact that the elderly population of Kashan and Aran and Bidgo...

a novel and ultra low cost isfet electrode and measurement system was designed for isfet application and detection of hydronium, hydrazinium and potassium ions. also, a measuring setup containing appropriate circuits, suitable analyzer (advantech board), de noise reduction elements, cooling system and pc was used for controlling the isfet electrode and various characteristic measurements. the t...

abstract a fundamental study of “historio-graphic metafiction” and “literary genres”, as introduced in “new historical philosophy”, and tracing them in the works of julian barnes having studied the two novels, the porcupine and arthur & george, by julian barnes, the researcher has applied linda hutcheon’s historio-graphic metafictional theories to them. the thesis is divided into five cha...

any change in the refractive index of a laser active medium can lead to serious degradation of beam quality, laser beam modes, laser performance and variation in the intensity distribution. alteration in the refractive index of laser active medium is especially notable in high power lasers. it is clear that in the laser beam production, the pumping agent induces a great amount of heat which...

abstract in aggregate, active forms of reactive silica with mineral names are sometimes associated with sand and gravel in concrete mixture. alkali hydroxides originated from alkalis in the cement or other resources form an alkaline silica gel with this reactive silica which becomes swallowed and expanded during time causing damage to concrete. there have been growing researches on alkaline r...