<abstract abstract-type="main" xml:lang="en"> <title>Abstract</title> <p>The new title ceramics are prepared from mixtures of MCO<sub>3</sub> (M: Ba, Sr, and Ca), CeO<sub>2</sub>, and MoO<sub>3</sub> (815—830 °C, 1 h) and characterized by powder XRD, SEM, Raman spectroscopy, and dielectric measurements.</p> </abstract>