Bridging phases at the morphotropic boundaries of lead oxide solid solutions (2006)
Ceramic solid solutions of PbZr1-xTixO3 (PZT) with compositions x ≈ 0.50 are well-known for their extraordinarily large piezoelectric responses. The latter are highly anisotropic, and it was...
Low-temperature phases in PbZr0.52Ti0.48O3: A neutron powder diffraction study (2005)
Cox, D.E., Noheda, B., Shirane, G.
A neutron powder diffraction study has been carried out on PbZr0.52Ti0.48O3 in order to resolve an ongoing controversy about the nature of the low-temperature structure of this strongly piezoelectric...
Phase diagram of the relaxor ferroelectric (1-x)Pb(Zn1/3Nb2/3)O3-xPbTiO3 (2002)
La-Orauttapong, D., Noheda, B., Gehring, P.M., Toulouse, J., Cox, D.E., ...
Recently, a new orthorhombic phase has been discovered in the ferroelectric system (1-x)Pb(Zn1/3Nb2/3)O3-xPbTiO3 (PZN-xPT) for x=9%, and for x=8% after the application of an electric field. In the...
Electric-field-induced phase transitions in rhombohedral Pb(Zn1/3Nb2/3)1-xTixO3 (2002)
Noheda, B., Zhong, Z., Cox, D.E., Shirane, G., Park, S-E., Rehrig, P.
High-energy x-ray-diffraction experiments performed on rhombohedral Pb(Zn1/3Nb2/3)12xTixO3 (PZN-x%PT) crystals with x=4.5% and 8% show that an electric field applied along the [001] direction induces...
Phase diagram of the ferroelectric relaxor (1-x)PbMg1/3Nb2/3O3-xPbTiO3 (2002)
Noheda, B., Cox, D.E., Shirane, G., Gao, J.
Synchrotron x-ray powder diffraction measurements have been performed on unpoled ceramic samples of (1-x)Pb(Mg1/3Nb2/3)O32xPbTiO3 (PMN-xPT) with 30%≤x≤39% as a function of temperature around the...
Electric-field-induced phase transitions in rhombohedral Pb(Zn1/3Nb2/3)(1-x)TixO3 (2002)
Noheda, B., Zhong, Z., Cox, D.E., Shirane, G., Park, S.E., Rehrig, P.
High-energy x-ray-diffraction experiments performed on rhombohedral Pb(Zn1/3Nb2/3)(1-x)TixO3 (PZN-x%PT) crystals with x=4.5% and 8% show that an electric field applied along the [001] direction...
Universal phase diagram for high-piezoelectric perovskite systems (2001)
Cox, D.E., Noheda, B., Shirane, G., Uesu, Y., Fujishiro, K., Yamada, Y.
Strong piezoelectricity in perovskite-type PbZn1-xTixO3 (PZT) and Pb(Zn1/3Nb2/3)O3–PbTiO3 (PZN–PT) systems is generally associated with the existence of a morphotropic phase boundary (MPB)...
Stability of the monoclinic phase in the ferroelectric perovskite PbZr1-xTixO3 (2001)
Noheda, B., Cox, D.E., Shirane, G., Guo, R., Jones, B., Cross, L.E.
Recent structural studies of ferroelectric PbZr1-xTixO3 (PZT) with x=0.48, have revealed a monoclinic phase in the vicinity of the morphotropic phase boundary (MPB), previously regarded as the...
Polarization Rotation via a Monoclinic Phase in the Piezoelectric 92%PbZn1/3Nb2/3O3-8%PbTiO3 (2001)
Noheda, B., Cox, D.E., Shirane, G., Cross, L.E., Zhong, Z.
The origin of ultrahigh piezoelectricity in the relaxor ferroelectric PbZn1/3Nb2/3O3-PbTiO3 was studied with an electric field applied along the [001] direction. The zero-field rhombohedral R phase...
The Monoclinic Phase in PZT: New Light on Morphotropic Phase Boundaries (2000)
Noheda, B., Gonzalo, J.A., Guo, R., Cross, L.E., Cox, D.E., ...
A summary of the work recently carried out on the morphotropic phase boundary (MPB) of PZT is presented. By means of x-ray powder diffraction on ceramic samples of excellent quality, the MPB has been...
Noheda, B., Gonzalo, J.A., Cross, L.E., Guo, R., Cox, D.E., ...
The perovskitelike ferroelectric system PbZr1-xTixO3 (PZT) has a nearly vertical morphotropic phase boundary (MPB) around x=0.45–0.50. Recent synchrotron x-ray powder diffraction measurements have...
Origin of the High Piezoelectric Response in PbZr1-xTixO3 (2000)
Guo, R., Cross, L.E., Park, S-E., Noheda, B., Cox, D.E., Shirane, G.
High resolution x-ray powder diffraction measurements on poled PbZr1-xTixO3 (PZT) ceramic samples close to the rhombohedral-tetragonal phase boundary (the so-called morphotropic phase boundary) have...
A monoclinic ferroelectric phase in the Pb(Zr1-xTix)O3 solid solution (1999)
Noheda, B., Cox, D.E., Shirane, G., Gonzalo, J.A., Cross, L.E., Park, S-E.
A previously unreported ferroelectric phase has been discovered in a highly homogeneous sample of PbZr0.52Ti0.48O3 by high-resolution synchrotron x-ray powder diffraction measurements. At ambient...