<正>Nanocrystalline Co_(0.5)Zn_(0.5)Fe_2O_4 ferrite was synthesized by polyacrylamide gel method.The electromagnetic and microwave absorption properties of the
An axisymmetrical unit cell model was used to represent a bimodal Al alloy that was composed of both nano-grained (NG) and coarse-grained (CG) aluminum. Effects