Surface layer characterizations and sintering time effect on electrical and giant dielectric properties of (In 0.05 Nb 0.05 )Ti 0.9 O 2 ceramics
Sign Up to like & getrecommendations! Published in 2018 at "Ceramics International"
DOI: 10.1016/j.ceramint.2018.01.174
Abstract: Abstract In3+ and Nb5+ co-doped TiO2 (INTO) ceramics were sintered at 1400 °C for 5 and 10 h. The room temperature dielectric permittivity of the as-fired INTO ceramics significantly decreased from e′≈ 7824 to 4669 (at 1 kHz)… read more here.
Keywords: surface layer; properties ceramics; sintering time;
Dielectric relaxation, impedance spectra, piezoelectric properties of (Ba, Ca)(Ti, Sn)O3 ceramics and their multilayer piezoelectric actuators
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2017.02.237
Abstract: Abstract In this study, an improved method was developed for the preparation of lead-free (Ba1−xCax)(Ti0.91Sn0.09)O3 (BCTS) (0.02 ≤ x ≤ 0.07) ceramics by combining the conventional solid-state reaction with a gel precursor mixing method. The effects of Ca content… read more here.
Keywords: multilayer piezoelectric; properties ceramics; dielectric relaxation; piezoelectric actuators ... See more keywords
Effect of post-sinter annealing on the properties of ceramics
Sign Up to like & getrecommendations! Published in 2017 at "Metal Powder Report"
DOI: 10.1016/j.mprp.2017.02.002
Abstract: Sintering has been the most conventional way of fabrication of ceramics. However, it has been observed that sintering can induce compositional inhomogeneity, formation of secondary phases, formation of defects, internal stresses etc. Even though post… read more here.
Keywords: sinter annealing; properties ceramics; effect post; post sinter ... See more keywords
Principles, design, structure and properties of ceramics for microwave absorption or transmission at high-temperatures
Sign Up to like & getrecommendations! Published in 2021 at "International Materials Reviews"
DOI: 10.1080/09506608.2021.1941716
Abstract: The multifunctional metastable SiBOCN system ceramics (including SiBN, SiCN, SiON, SiBC, SiBCN, SiBON, SiBOCN, etc.) are a new type of advanced structure–function integrated materials with unique s... read more here.
Keywords: properties ceramics; structure properties; design structure; structure ... See more keywords
Optimization of Processing Steps for Superior Functional Properties of (Ba, Ca)(Zr, Ti)O3 Ceramics
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15248809
Abstract: Lead-free piezoelectric ceramics with nominal composition at morphotropic phase boundary Ba0.85Ca0.15Ti0.9Zr0.1O3 (BCTZ) prepared by different processing routes and sintered either by conventional solid-state reaction or by spark plasma sintering (SPS) techniques were comparatively investigated to… read more here.
Keywords: superior functional; optimization processing; steps superior; processing steps ... See more keywords