Yoo, SH Yoon, KH Choi, JW Yoon, SJ 2024-01-21T07:31:05Z 2024-01-21T07:31:05Z 2021-09-01 2004-03-01 0021-4922 https://pubs.kist.re.kr/handle/201004/137773 The influence of thermally induced strain on quality factor of MgTiO3 ceramics at microwave frequencies via far-infrared reflectivity spectra and X-ray diffraction was investigated as a function of cooling rate. As the cooling rate increased, the crystallographic strain increased and Q(.)f value decreased, which were confirmed via X-ray diffraction and far-infrared reflectivity spectra. This result was attributed to the thermally induced strain and lattice anharmonicity. English INST PURE APPLIED PHYSICS DIELECTRIC-PROPERTIES THIN-FILMS TITANATE SPECTROSCOPY SRTIO3 HZ Far-infrared reflectivity spectra and influence of thermally induced strain on quality factor of MgTiO3 ceramics at microwave frequencies Article 10.1143/JJAP.43.L343 1 JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS, v.43, no.3A, pp.L343 - L345 JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS 43 3A L343 L345 scie scopus 000224780700008 2-s2.0-2442451706 Physics, Applied Physics Article DIELECTRIC-PROPERTIES THIN-FILMS TITANATE SPECTROSCOPY SRTIO3 HZ quality factor far infrared reflectivity spectra XRD MgTiO3 thermal strain cooling rate lattice anharmonicity