Figure 2
From: Unexpectedly high piezoelectricity of Sm-doped lead zirconate titanate in the Curie point region

Behavior of d33 as a function of temperature during the first, second and third thermal cycles for 2 at% Sm-doped PZT 50:50.
From: Unexpectedly high piezoelectricity of Sm-doped lead zirconate titanate in the Curie point region

Behavior of d33 as a function of temperature during the first, second and third thermal cycles for 2 at% Sm-doped PZT 50:50.