%0 Conference Proceedings %T Preparation of Fe3O4@polypyrrole/carbon nanospheres and their application for solid-phase extraction of polycyclic aromatic hydrocarbons (PAHs) from environmental water samples %A Abbasi, Sajjad %A Sarafraz Yazdi, Ali %A Amir Hasan Amiri %J بیست وسومین سمینار شیمی تجزیه ایران %D 2016