this study investigates the strategies native english and persian speakers employ for expressing gratitude in different situations. the strategies of persian efl learners are also compared with english strategies in order to find the differences that may exist between these two languages. social status and size of imposition of the favor are social variables which are investigated in detail for...

in order to examine the ecological conditions and characteristics of fraxinus excelsior l. in the northern forests of iran 6 main areas as well as some miscellaneous ones , have been selected in the region respectively in : lomir2, shafaroud , park - e-noor , ahlam , alandan and noor.

the present study aimed at investigating how different news agencies using the concept of legitimation/delegitimation represent the same event differently. to this end, van leeuwens (2008) legitimatory/delegitimatory framework was applied to the data gleaned from the iranian state-run news agency fars news, british state-run news agency bbc, and also american state-run news agency voa. the resu...

The architectural works that remained from the long history of Iran are indeed treasures of Iranian architecture. However, these works are not perfect manifestations of the architecture which had been realized in Iran during centuries. Most of what we have inherited from this architecture are monuments. Such majestic works can hardly lead us to the major part of the architecture, which is popul...

in this investigation the effect of external field on the electron density of nanostructures of cds, cdse, cdte, gaas and polymeric structure of three, four, five and six units of cds as a kind of nanosolar cells has been studied theoretically. as modeling this system in nanodimension, molecular structures has used. specific properties of molecular structures permit us to consider different sym...

Objective Professionals rely on the diagnostic criteria of the American Psychiatric Association (APA) and Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) for the diagnosis of  Attention Deficit Hyperactivity Disorder (ADHD). DSM-5 recognizes three subtypes of ADHD; predominantly inattentive, predominantly hyperactive-impulsive, and the combined types. ADHD is widely...

Introduction and purpose: With increasing age, cognitive impairment such as memory loss is considered as a natural process in which initially, short-term memory is affected. Recalling memories usually is a conceptual approach to evaluate and review the events of life and is considered as a psychological process. The aim of this study was to examine the effectiveness of group memory recall on th...