Matches in SemOpenAlex for { <https://semopenalex.org/work/W1995394209> ?p ?o ?g. }
- W1995394209 endingPage "660" @default.
- W1995394209 startingPage "647" @default.
- W1995394209 abstract "AC impedance spectroscopy has been performed on 40 mol% gadolinia-doped ceria electrodes on yttria stabilized zirconia (YSZ) at 700–950 °C in reducing CO/CO2 atmospheres. Area-specific-resistance (ASR) values for this electrode were in the range of 0.8–37 Ω-cm2, about two orders of magnitude lower than measurements on Pt electrodes and slightly lower than data on Ni-YSZ electrodes in the literature under similar temperature and partial pressure of oxygen (PO2) conditions. A continuum-based model of this electrode is described and an analysis performed to extract the vacancy diffusion coefficient (Dv) and surface exchange rate coefficient (R0) as a function of temperature and PO2, from the impedance results. The Dv data agree reasonably well with published measurements of the tracer diffusion coefficient (D⁎) based on isotope profiling by secondary ion mass spectroscopy (SIMS) and conductivity measurements on 40 mol% GDC. The R0 values are a factor of 3 lower than the published measurements of the surface reaction rate (k) obtained from isothermal thermogravimetric relaxation, and decrease with increasing PO2. Values of the thermodynamic factor (A) calculated from the fitted model parameters matched well with those calculated from oxygen non-stoichiometry data in the literature." @default.
- W1995394209 created "2016-06-24" @default.
- W1995394209 creator A5024284355 @default.
- W1995394209 creator A5064543853 @default.
- W1995394209 creator A5072674467 @default.
- W1995394209 date "2008-07-01" @default.
- W1995394209 modified "2023-10-03" @default.
- W1995394209 title "Carbon dioxide reduction on gadolinia-doped ceria cathodes" @default.
- W1995394209 cites W1491454731 @default.
- W1995394209 cites W1498685806 @default.
- W1995394209 cites W1503477268 @default.
- W1995394209 cites W1522875191 @default.
- W1995394209 cites W1534262069 @default.
- W1995394209 cites W1539793027 @default.
- W1995394209 cites W1555930509 @default.
- W1995394209 cites W1561981814 @default.
- W1995394209 cites W158223686 @default.
- W1995394209 cites W1591593323 @default.
- W1995394209 cites W1595306634 @default.
- W1995394209 cites W1598138611 @default.
- W1995394209 cites W1603253863 @default.
- W1995394209 cites W1624483887 @default.
- W1995394209 cites W1651691887 @default.
- W1995394209 cites W1652154023 @default.
- W1995394209 cites W1662367171 @default.
- W1995394209 cites W1787912314 @default.
- W1995394209 cites W1794469750 @default.
- W1995394209 cites W1808421806 @default.
- W1995394209 cites W1887837894 @default.
- W1995394209 cites W1890808372 @default.
- W1995394209 cites W1902497175 @default.
- W1995394209 cites W1950986088 @default.
- W1995394209 cites W1966641186 @default.
- W1995394209 cites W1966753584 @default.
- W1995394209 cites W1968305958 @default.
- W1995394209 cites W1969137127 @default.
- W1995394209 cites W1969638581 @default.
- W1995394209 cites W1971273014 @default.
- W1995394209 cites W1972169899 @default.
- W1995394209 cites W1972432785 @default.
- W1995394209 cites W1975514051 @default.
- W1995394209 cites W1976643109 @default.
- W1995394209 cites W1978631072 @default.
- W1995394209 cites W1978722317 @default.
- W1995394209 cites W1978757983 @default.
- W1995394209 cites W1979381697 @default.
- W1995394209 cites W1980088731 @default.
- W1995394209 cites W1980207458 @default.
- W1995394209 cites W1983974305 @default.
- W1995394209 cites W1985866450 @default.
- W1995394209 cites W1987398697 @default.
- W1995394209 cites W1987665301 @default.
- W1995394209 cites W198783434 @default.
- W1995394209 cites W1989157562 @default.
- W1995394209 cites W1989983312 @default.
- W1995394209 cites W1991487005 @default.
- W1995394209 cites W1993361293 @default.
- W1995394209 cites W1993411522 @default.
- W1995394209 cites W1996012937 @default.
- W1995394209 cites W1996157277 @default.
- W1995394209 cites W1996457743 @default.
- W1995394209 cites W1997999646 @default.
- W1995394209 cites W2001604004 @default.
- W1995394209 cites W2001672996 @default.
- W1995394209 cites W2002001973 @default.
- W1995394209 cites W2005294478 @default.
- W1995394209 cites W2006079141 @default.
- W1995394209 cites W2006992193 @default.
- W1995394209 cites W2007999654 @default.
- W1995394209 cites W2008457302 @default.
- W1995394209 cites W2009021887 @default.
- W1995394209 cites W2010981183 @default.
- W1995394209 cites W2011607921 @default.
- W1995394209 cites W2012140947 @default.
- W1995394209 cites W2013021204 @default.
- W1995394209 cites W2013413814 @default.
- W1995394209 cites W2014156212 @default.
- W1995394209 cites W2014501748 @default.
- W1995394209 cites W2014587130 @default.
- W1995394209 cites W2015706937 @default.
- W1995394209 cites W2015887550 @default.
- W1995394209 cites W2015938254 @default.
- W1995394209 cites W2015972225 @default.
- W1995394209 cites W2022139708 @default.
- W1995394209 cites W2022389849 @default.
- W1995394209 cites W2025335768 @default.
- W1995394209 cites W2029820026 @default.
- W1995394209 cites W2030305855 @default.
- W1995394209 cites W2031349163 @default.
- W1995394209 cites W2031544139 @default.
- W1995394209 cites W2032149933 @default.
- W1995394209 cites W2033158698 @default.
- W1995394209 cites W2038186624 @default.
- W1995394209 cites W2040816833 @default.
- W1995394209 cites W2040942771 @default.
- W1995394209 cites W2040994137 @default.
- W1995394209 cites W2042008968 @default.
- W1995394209 cites W2042563714 @default.