Defects and aliovalent doping engineering in electroceramics

Y Feng, J Wu, Q Chi, W Li, Y Yu, W Fei - Chemical reviews, 2020 - ACS Publications
Since the positive influences of defects on the performance of electroceramics were
discovered, investigations concerning on defects and aliovalent doping routes have grown …

The influence of oxygen vacancy on the electronic and optical properties of ABO 3− δ (A= La, Sr, B= Fe, Co) perovskites

T Jia, Z Zeng, X Zhang, P Ohodnicki… - Physical Chemistry …, 2019 - pubs.rsc.org
ABO3− δ (A= La, Sr, B= Fe, Co) perovskites are useful in a wide range of applications,
including their recent exploration for application in high-temperature optical oxygen sensing …

SrZrO3 formation at the interlayer/electrolyte interface during (La1-xSrx) 1-δCo1-yFeyO3 cathode sintering

Z Lu, S Darvish, J Hardy, J Templeton… - Journal of The …, 2017 - iopscience.iop.org
This work probes the formation of SrZrO 3 at the SDC/YSZ interface (Sm doped ceria, SDC;
Y stabilized zirconia, YSZ) during (La 1-x Sr x) 1-δ Co 1-y Fe y O 3 (LSCF) cathode sintering …

[HTML][HTML] Exploration of high entropy ceramics (HECs) with computational thermodynamics-A case study with LaMnO3±δ

Y Zhong, H Sabarou, X Yan, M Yang, MC Gao, X Liu… - Materials & Design, 2019 - Elsevier
The concept of the new category materials high entropy ceramics (HECs) has been
proposed several years ago, which is directly borrowed from high entropy alloys (HEAs). It …

Thermodynamic stability maps for the La0. 6Sr0. 4Co0. 2Fe0. 8O3±δ–CO2–O2 system for application in solid oxide fuel cells

S Darvish, S Gopalan, Y Zhong - Journal of Power Sources, 2016 - Elsevier
Thermodynamic and electrochemical predictions on the formation of secondary phases in
CO 2 containing atmosphere on the La 0.6 Sr 0.4 Co 0.2 Fe 0.8 O 3±δ (LSCF-6428) surface …

Thermodynamic prediction of the effect of CO2 to the stability of (La0. 8Sr0. 2) 0.98 MnO3±δ system

S Darvish, M Asadikiya, B Hu, P Singh… - International Journal of …, 2016 - Elsevier
Thermodynamic predictions regarding the formation of secondary phases in CO 2
containing atmosphere on the (La 0.8 Sr 0.2) 0.98 MnO 3±δ (LSM-20) surface and at the …

Influence of strontium content on the oxygen surface exchange kinetics and oxygen diffusion in La1–xSrxCoO3–δ oxides

MV Ananyev, NM Porotnikova, EK Kurumchin - Solid State Ionics, 2019 - Elsevier
Oxygen surface exchange kinetics between the gas phase oxygen and La 1–x Sr x CoO 3–δ
(x= 0, 0.3, 0.4, 0.6) oxides at 0.67 kPa oxygen pressure in the 600–850°° С range were …

Chemical diffusivity and ionic conductivity of GdBaCo2O5+ δ

MB Choi, SY Jeon, JS Lee, HJ Hwang… - Journal of Power Sources, 2010 - Elsevier
The transport properties of layered perovskite GdBaCo2O5+ δ (GBCO), which has recently
been proposed as a cathode material for intermediate-temperature solid oxide fuel cells (IT …

Quantitative defect chemistry analysis and electronic conductivity prediction of La0. 8Sr0. 2MnO3±δ Perovskite

S Darvish, H Sabarou, SK Saxena… - Journal of The …, 2015 - iopscience.iop.org
The defect chemistry of La 0.8 Sr 0.2 MnO 3±δ (LSM-20) is analyzed using the La-Sr-Mn-O
quaternary thermodynamic database with the compound energy formalism model by …

Thermodynamic stability mapping and electrochemical study of La1-xSrxCo0. 2Fe0. 8O3±δ (x= 0.2–0.4) as a cathode of solid oxide fuel cells in the presence of SO2

S Darvish, CC Wang, Y Zhong - Electrochimica Acta, 2018 - Elsevier
Thermodynamic predictions and electrochemical analysis of secondary phase formation in
SO 2 containing atmosphere on the surface of La 1-x Sr x Co 0.2 Fe 0.8 O 3±δ (x= 0.2–0.4) …