Original Reaction Sequence of Pb(Yb_1/2Nb_1/2)O₃-PbTiO₃: Consequences on Dielectric Properties and Chemical Order

Table 1

Relative density () and normalized dielectric constant (/) at room temperature and 1 kHz measured on PYN-PT ceramics with 60% PbTiO₃ obtained by the various investigated synthesis techniques. For the solid-state technique, PVA or PbO were used as binders.

		/
Reactive sintering	60%	302
Solid-state reaction + PVA	81%	652
Solid-state reaction + 1.3 wt% PbO	72%	771
Solid-state reaction + 3 wt% PbO	86%	613
Mechanosynthesis	91%	953