Han, KR Kim, CS Kwon, YS 2024-01-21T03:06:19Z 2024-01-21T03:06:19Z 2021-09-01 2006-04-01 0040-6031 https://pubs.kist.re.kr/handle/201004/135595 Pb(OH)(2) was previously proposed as an intermediate in the synthesis of PMN [Pb(Mg1/3Nb2/3)O-3] and PMN-PT [0.9Pb(Mg1/3Nb2/3)O-3-0.1PbTiO(3)] from a mixture of PbO, Nb2O5, Mg(NO3)(2)(.)6H(2)O (w/w(0)) TiO2 by the modified mixed oxide method based on TG/DSC and XRD data. Coupled TG-MS of the precursor reveals that the intermediate is Pb6O5(NO3)(2), not Pb(OH)(2) because the evolved gas was nitric oxide and oxygen, not water. (c) 2005 Elsevier B.V. All rights reserved. English ELSEVIER LEAD-MAGNESIUM NIOBATE DIELECTRIC-PROPERTIES CERAMICS MICROSTRUCTURE POWDER OXIDE Coupled TG-MS study on the intermediate for formation of PbO(t) from PbO(O) in synthesis of perovskite PMN-PT Article 10.1016/j.tca.2005.11.040 1 THERMOCHIMICA ACTA, v.443, no.1, pp.122 - 124 THERMOCHIMICA ACTA 443 1 122 124 scie scopus 000236644800015 2-s2.0-33644952223 Thermodynamics Chemistry, Analytical Chemistry, Physical Thermodynamics Chemistry Article LEAD-MAGNESIUM NIOBATE DIELECTRIC-PROPERTIES CERAMICS MICROSTRUCTURE POWDER OXIDE oxide chemical synthesis differential scanning calorimetry thermogravimetric analysis ferroelectricity