Nanostructure and properties of Pb(Zr,Ti)O3-Pb(Ni1/3 Nb2/3)O3 piezoceramics E. Dimitriu, F. Craciun, C. Ghica and R. Ramer J. Phys. IV France, 128 (2005) 139-143 DOI: 10.1051/jp4:2005128022