%0 Conference Proceedings %T The effect of Mn substitutioin on structural and magnetic properties of strnatium hegzaferrite nanoparticles %A Arabi, Hadi %A R. Sarhaddi %A E. Roohan %A S. Sudkhah %A A. Shaabani %A M. Komeili %A A.R.Mohammadnezad %J 15th Iranian Physical Chemistry Conference %D 2012