List of Articles Gamma rays attenuation Open Access Article Abstract Page Full-Text 1 - Nano-structured natural bentonite clay coated by polyvinyl alcohol polymer for gamma rays attenuation Ibrahim Z. Hager Yasser S. Rammah Hossam A. Othman Eman M. Ibrahim Sayed F. Hassan Fawzy H. Sallam 10.1007/s40094-019-0332-5