abstract part one: the electrode oxidation potentials of a series of eighteen n-hydroxy compounds in aqueous solution were calculated based on a proper thermodynamic cycle. the dft method at the level of b3lyp-6-31g(d,p) was used to calculate the gas-phase free energy differences ,and the polarizable continuum model (pcm) was applied to describe the solvent and its interaction with n-hydroxy ...

Problem and purpose: One of the important topics in the educational system that has been considered by researchers is thinking skills. Thinking skills are important interdisciplinary topics that can be used in various fields of humanities and social sciences. Therefore, the main purpose of this study was to study scientific thinking and reflective thinking and their relationship with research s...

for several years, researchers in familiarity of efl teachers with post-method and its role in second and foreign language learners’ productions have pointed out that the opportunity to plan for a task generally develops language learners’ development (ellis, 2005). it is important to mention that the critical varies in language teaching was shown is the disappearances of the concept of method ...

Holding medical congresses and seminars has always been one of the scientific manifestations of scientific associations. In the statute of scientific associations, holding scientific meetings is mentioned as one of the basic pillars, and the Iranian association of clinical laboratory doctors is no exception to the rule. Scientific congresses are events where the latest scientific findings in th...

in the area of vocabulary teaching and learning although much research has been done, only some of it has led to effective techniques of vocabulary teaching and many language learners still have problem learning vocabulary. the urge behind this study was to investigate three methods of teaching words. the first one was teaching words in context based on a traditional method of teaching that is,...