First-principles calculations of defect formation energy and carrier concentration of Ti4+, Ta5+ and W6+ doped KSr2Nb5O15
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DOI: 10.1016/j.commatsci.2019.109427
Abstract: Abstract The formation enthalpy, chemical potential, defect formation energy and charge carrier concentration of Ti4+, Ta5+ and W6+ doped KSr2Nb5O15 (KSN-Ti, KSN-Ta and KSN-W) are obtained using first principles calculations for the purpose of predicting… read more here.
Keywords: carrier concentration; ti4 ta5; formation; ta5 doped ... See more keywords
High-Performance Giant Dielectric Properties of Cr3+/Ta5+ Co-Doped TiO2 Ceramics
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DOI: 10.1021/acsomega.0c04666
Abstract: The effects of the sintering temperature on microstructures, electrical properties, and dielectric response of 1%Cr3+/Ta5+ co-doped TiO2 (CrTTO) ceramics prepared using a solid-state reaction method were studied. The mean grain size increased with an increasing… read more here.
Keywords: tio2 ceramics; ta5 doped; doped tio2; giant dielectric ... See more keywords
Synthesis and Color Evaluation of Ta5+-Doped Bi2O3
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DOI: 10.1021/acsomega.9b00555
Abstract: Ta5+-doped Bi2O3 solid solutions, (Bi1–xTax)2O3+2x (0 ≤ x ≤ 0.20), were synthesized by a conventional solid-state reaction method. The crystal structure, optical properties, and color of the pigments were characterized. The (Bi1–xTax)2O3+2x (x = 0,… read more here.
Keywords: phase; color; ta5 doped; synthesis color ... See more keywords