The recent advent of cutting-edge experimental techniques allows for a precise synthesis monodisperse subnanometric metal clusters composed by just few atoms, and opens new possibilities subnanometer science. decoration titanium dioxide surfaces with Ag 5 atomic has enabled the stabilization surface polarons provided quantum-chemical insights into an electron polarization phenomenon revealed th...

The research aims to determine the level of effectiveness using electronic student worksheets train students' scientific literacy skills on chemical equilibrium material. design used one-group pretest-posttest method. sample in this study was class XI IPA, which consisted 35 students. instrument a test instrument. data obtained were analyzed by N-gain with condition that reached 76% and classic...

purpose: to evaluate the prevalence of acute ocular chemical injuries in patients referred to labbafinejad medical center (lmc) over a period of one year. methods: all patients with chemical burns referred to lmc emergency ophthalmology service were included in the study. demographic characteristics and information regarding the burn were obtained. visual acuity assessment and slit lamp examina...