peace and national security protection and ironic solving of international conflicts become the preliminary foundation of the united nations charter and had been considered as the main responsibilities of the security council, after world war ii and the establishment of united nations organization. therefore, the security council enables to analyze every kind of conflicts and challenges which ...

Introduction & Aim: Considering the adverse effects of obesity and job stress on physical and mental health of health care workers and also reducing the quality of care, the present study was conducted with the aim of assessing the level of job stress in overweight and obese nurses and its relationship with demographic factors. Methods: The present descriptive-correlational study population inc...

Introduction: Nurses, in comparison with other occupations, expose higher job stress; therefore, satisfaction in this job and its characteristics is very important. The purpose of this study was to investigate the effect of occupational characteristics on job satisfaction and job stress with the mediation of emotional work among nurses in Shariati Hospital, Isfahan City. Materials and Methods:...

Introduction: Treatment is a complicated phenomenon which is influenced by a lot of factors. An important factor which directly affects patients’ treatment is the relationship between patient and physicians. This study was conducted to investigate the expectations of patients from their physicians. Methods: The target population in this cross-sectional study was all patients who, for the firs...

among the low–dimensional allotropes of carbon, nanotubes and graphene have attracted very much attention from nano–science and nanotechnology specialists. they have been proposed as building blocks in nanometer device engineering. however, these structures are not defect–free. in this thesis, we focused on defective carbon nanotubes and graphene, and studied the effect of couple of very common...

with the introduction of communicative language teaching, a large number of studies have concerned with students’ oral participation in language classrooms. although the importance of classroom participation is evident, some language learners are unwilling to engage in oral activities. this passivity and unwillingness to participate in language classroom discussions is known as “reticence”. rev...