polymer nanocomposites containing metals have been used in a wide range of applications due to their versatility, and tunable characteristics including physical, chemical, biological and mechanical properties. in this research work polystyrene-silver nanocomposite has been produced using polymerization of a w/o microemulsion system. styrene monomer was used as the oil or continues phase of the ...

background : labeling, gathering mutual information, clustering and classification of central nervous system tumors may assist in predicting not only distinct diagnoses based on tumor-specific features but also prognosis. this study evaluates the epidemi- ological features of central nervous system tumors in children who referred to mahak’s pediatric cancer treatment and research center in tehr...