Plastic Monolithic Mixed‐Conducting Interlayer for Dendrite‐Free Solid‐State Batteries
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Science"
DOI: 10.1002/advs.202105924
Abstract: Solid‐state electrolytes (SSEs) hold a critical role in enabling high‐energy‐density and safe rechargeable batteries with Li metal anode. Unfortunately, nonuniform lithium deposition and dendrite penetration due to poor interfacial solid–solid contact are hindering their practical… read more here.
Keywords: monolithic mixed; plastic monolithic; mixed conducting; solid state ... See more keywords
Increased performance by use of a mixed conducting buffer layer, terbia-doped ceria, for Nd2NiO4+δ SOFC/SOEC oxygen electrodes
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2019.10.008
Abstract: Abstract The present study is focused on the extension of electrochemically active sites in oxygen electrodes for solid oxide fuel cells (SOFC) or electrolyser cells (SOEC), at the same time as preventing degradation, by the… read more here.
Keywords: buffer layer; layer; mixed conducting; spectroscopy ... See more keywords
Mixed conducting molybdenum doped BSCF materials
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Industrial and Engineering Chemistry"
DOI: 10.1016/j.jiec.2017.10.029
Abstract: Abstract This work discusses the effect of partial substitution of cobalt in Ba0.5Sr0.5Co0.8Fe0.2O3-δ (BSCF) by Mo (VI) cations on the crystal structure, microstructure and transport properties of doped materials. Ba0.5Sr0.5Co0.8−xMoxFe0.2O3−δ (BSCFMx) samples possess specific microstructure… read more here.
Keywords: doped bscf; molybdenum doped; chemistry; bscf materials ... See more keywords
How To Get Mechanistic Information from Partial Pressure-Dependent Current–Voltage Measurements of Oxygen Exchange on Mixed Conducting Electrodes
Sign Up to like & getrecommendations! Published in 2018 at "Chemistry of Materials"
DOI: 10.1021/acs.chemmater.8b00597
Abstract: The oxygen incorporation and evolution reaction on mixed conducting electrodes of solid oxide fuel or electrolysis cells involves gas molecules as well as ionic and electronic point defects in the electrode. The defect concentrations depend… read more here.
Keywords: oxygen; partial pressure; mixed conducting; pressure ... See more keywords
Interdependence of Oxygenation and Hydration in Mixed-Conducting (Ba,Sr)FeO3−δ Perovskites Studied by Density Functional Theory
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.0c01924
Abstract: Protonic–electronic mixed-conducting perovskites are relevant as cathode materials for protonic ceramic fuel cells (PCFCs). In the present study, the relation between the electronic structure and t... read more here.
Keywords: feo3 perovskites; interdependence oxygenation; oxygenation hydration; hydration mixed ... See more keywords
High-Temperature 2D Optical Relaxation Visualizes Enhanced Oxygen Exchange Kinetics at Metal-Mixed Conducting Oxide Interfaces.
Sign Up to like & getrecommendations! Published in 2022 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.2c12184
Abstract: Solid-state heterointerfaces are of interest for emergent local behavior that is distinct from either bulk parent compound. One technologically relevant example is the case of mixed ionic/electronic conductor (MIEC)-metal interfaces, which play an important role… read more here.
Keywords: mixed conducting; exchange; surface; relaxation ... See more keywords
Humidity-Controlled Water Uptake and Conductivities in Ion and Electron Mixed Conducting Polythiophene Films.
Sign Up to like & getrecommendations! Published in 2020 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.9b21181
Abstract: Mixed conducting polymer films are of great interest in applications where an interface between electronic and ionic charge transport is needed, e.g., in bioelectronics, electrochemical energy applications, and photovoltaic device interfaces. The role of water… read more here.
Keywords: humidity controlled; conducting polythiophene; water; mixed conducting ... See more keywords
Self-Formed, Mixed-Conducting, Triple-Phase Membrane for Efficient CO2/O2 Capture from Flue Gas and in Situ Dry-Oxy Methane Reforming
Sign Up to like & getrecommendations! Published in 2018 at "ACS Sustainable Chemistry & Engineering"
DOI: 10.1021/acssuschemeng.8b02776
Abstract: We report here a high-temperature, low-cost, mixed-conducting, triple-phase membrane for high-flux and selective CO2/O2 capture and in situ conversion of methane into syngas via dry-oxy methane ref... read more here.
Keywords: co2 capture; triple phase; methane; mixed conducting ... See more keywords
Unravelling inherent electrocatalysis of mixed-conducting oxide activated by metal nanoparticle for fuel cell electrodes
Sign Up to like & getrecommendations! Published in 2019 at "Nature Nanotechnology"
DOI: 10.1038/s41565-019-0367-4
Abstract: Highly active metal nanoparticles are desired to serve in high-temperature electrocatalysis, for example, in solid oxide electrochemical cells. Unfortunately, the low thermal stability of nanosized particles and the sophisticated interface requirement for electrode structures to… read more here.
Keywords: fuel cell; conducting oxide; metal; cell electrodes ... See more keywords
Study of the Heterogeneity of a Mixed-Conducting Electrochemical Electrode
Sign Up to like & getrecommendations! Published in 2019 at "Technical Physics"
DOI: 10.1134/s1063784219060136
Abstract: The ionic resistance of membrane–electrode assemblies of oxygen–hydrogen fuel cell electrodes containing platinum nanoparticles on carbon black, carbon nanofibers, and proton-conducting Nafion polymer in a wide range of compositions (10–80 wt %) are studied in… read more here.
Keywords: study heterogeneity; electrode; conducting electrochemical; ionic resistance ... See more keywords