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High dielectric permittivity and low loss of SrBi4Ti4O15 with PbO and V2O5 additions for RF and microwave applications

, , , , , and . JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS, 24 (9): 3467-3473 (2013)
DOI: 10.1007/s10854-013-1271-6

Abstract

In this paper SrBi4Ti4O15 (SBTi), a perovskite-type ceramic, with cation deficit A(5)B(4)O(15), was prepared by solid-state reaction method and PbO and V2O5 were added into SBTi (2, 5, 10 and 15 wt%). Samples were characterized through X-Ray Diffraction (XRD), Raman Spectroscopy and Scanning Electron Microscopy (SEM). Impedance Spectroscopy was carried out at room temperature. The analysis by XRD using the Rietveld refinement has confirmed the formation of single-phase compound with a crystalline tetragonal system (a = 3.8408

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