Oxygen nonstoichiometry and electrical properties of La2–xSrxNiO4+δ (0 ≤ x ≤ 0.5)
Sign Up to like & getrecommendations! Published in 2020 at "Journal of the Korean Ceramic Society"
DOI: 10.1007/s43207-020-00049-6
Abstract: The amount of interstitial oxygen (δ) in Sr-doped lanthanum nickel oxide (La2–xSrxNiO4+δ) as a function of Sr content has been investigated by the thermogravimetry analysis (TGA) and X-ray photoelectron spectroscopy (XPS). La2–xSrxNiO4+δ (0 ≤ x ≤ 0.5) ceramics were… read more here.
Keywords: oxygen; nonstoichiometry electrical; oxygen nonstoichiometry; la2 xsrxnio4 ... See more keywords
Oxygen nonstoichiometry and thermodynamic quantities in solid solution SrFe1–xSnxO3–δ
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Solid State Chemistry"
DOI: 10.1016/j.jssc.2018.03.010
Abstract: Abstract The oxygen content (3–δ) variations in tin substituted derivatives SrFe1–xSnxO3–δ, where x = 0.05, 0.1, 0.17 and 0.25, of perovskite-like strontium ferrite, have been studied by coulometric titration measurements within oxygen partial pressure ( p O… read more here.
Keywords: oxygen; nonstoichiometry thermodynamic; srfe1 xsnxo3; oxygen nonstoichiometry ... See more keywords
Broad Applicability of Electrochemical Impedance Spectroscopy to the Measurement of Oxygen Nonstoichiometry in Mixed Ion and Electron Conductors.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c05417
Abstract: Oxygen nonstoichiometry is a fundamental feature of mixed ion and electron conductors (MIECs). In this work, a general electrochemical method for determining nonstoichiometry in thin film MIECs, via measurement of the chemical capacitance, is demonstrated… read more here.
Keywords: oxygen nonstoichiometry; spectroscopy; ion electron; impedance ... See more keywords
Oxygen Nonstoichiometry and Transport Properties of Mixed-Conducting Ce0.6–xLa0.4PrxO2–δ
Sign Up to like & getrecommendations! Published in 2018 at "Russian Journal of Electrochemistry"
DOI: 10.1134/s1023193518060058
Abstract: The oxygen nonstoichiometry and electrical conductivity of fluorite-type solid solutions Ce0.6‒xLa0.4PrxO2–δ (x = 0.1–0.2) were studied in the oxygen partial pressure range 10–19–0.35 atm at 1023–1223 K. It was confirmed that the Pr4+/3+ and Ce4+/3+… read more here.
Keywords: oxygen; xla0 4prxo2; oxygen nonstoichiometry; nonstoichiometry transport ... See more keywords