HEXAGONAL TYPE BARIUM TITANATE POWDER, PRODUCING METHOD THEREOF, DIELECTRIC CERAMIC COMPOSITION, ELECTRONIC COMPONENT, AND PRODUCING METHOD OF THE ELECTRONIC COMPONENT

摘要

A hexagonal type barium titanate powder comprising barium titanate as a main component shown by a generic formula of (Ba1-αMα)A(Ti1-βGaβ)BO3 and having hexagonal structure wherein; an effective ionic radius of 12-coordinated“M”is−25% or more to +25% or less with respect to an effective ionic radius of 12-coordinated Ba2+, and said A, B,αandβsatisfy relations of 0.975<(A/B)≰1.015, 0.0015≰α<0.005, 0.075≰β≰0.15.