作者单位: | Department of Chemistry, Faculty of Science, Urmia University, P O Box 57153-165, Urmia, Iran,Department of Chemistry, Faculty of Science, Urmia University, P O Box 57153-165, Urmia, Iran,Department of Chemistry, Faculty of Science, Zanjan University, P O Box 45195-313, Zanjan, Iran,Department of Chemistry, Faculty of Science, Urmia University, P O Box 57153-165, Urmia, Iran,Department of physics, Faculty of Science, Urmia branch, Islamic Azad University, Urmia, Iran,Department of Chemistry, Faculty of Science, Urmia University, P O Box 57153-165, Urmia, Iran |