Enabling High and Stable Electrocatalytic Activity of Iron‐Based Perovskite Oxides for Water Splitting by Combined Bulk Doping and Morphology Designing
Sign Up to like & getrecommendations! Published in 2018 at "Advanced Materials Interfaces"
DOI: 10.1002/admi.201801317
Abstract: The catalysts for oxygen evolution reaction (OER) and hydrogen evolution reaction (HER) are crucial for water splitting technology, and perovskite oxides have received tremendous attention as promising candidates due to the compositional flexibility and rich… read more here.
Keywords: water splitting; combined bulk; perovskite oxides; activity ... See more keywords
Caloric Effects in Perovskite Oxides
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Materials Interfaces"
DOI: 10.1002/admi.201900291
Abstract: Perovskite oxides show an amazing diversity of electronic and magnetic properties along with a myriad of structural variants and phase transitions. Large thermal changes may be driven near the ferroic phase transitions in perovskite oxides… read more here.
Keywords: caloric effects; effects perovskite; perovskite oxides;
Toward Superb Perovskite Oxide Electrocatalysts: Engineering of Coupled Nanocomposites.
Sign Up to like & getrecommendations! Published in 2022 at "Small"
DOI: 10.1002/smll.202204784
Abstract: A significant issue that bedeviled the commercialization of renewable energy technologies, ranging from low-temperature water electrolyzers to high-temperature solid oxide cells, is the lack of high-performance catalysts. Among various candidates that could tackle such a… read more here.
Keywords: toward superb; perovskite oxides; perovskite oxide; superb perovskite ... See more keywords
Tailoring Spin State of Perovskite Oxides by Fluorine Atom Doping for Efficient Oxygen Electrocatalysis.
Sign Up to like & getrecommendations! Published in 2022 at "Small"
DOI: 10.1002/smll.202206367
Abstract: Promoting the initially deficient but economical catalysts to high-performing competitors is important for developing superior catalysts. Unlike traditional nano-morphology construction methods, this work focuses on intrinsic catalytic activity enhancement via heteroatom doping strategies to induce… read more here.
Keywords: oxides fluorine; state; perovskite oxides; state perovskite ... See more keywords
Ab initio prediction of the structural, electronic and optical behavior of novel combinations of ternary perovskite oxides ATiO3 (A = Rb, Cs, Fr) using the Hubbard ‘U’ correction for optoelectronic devices
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Computational Electronics"
DOI: 10.1007/s10825-020-01571-w
Abstract: The structural and optoelectronic properties of ATiO3 (A = Rb, Cs, and Fr) perovskite oxides in the cubic phase are investigated using an ab initio method based on density functional theory. The exchange correlation function is determined by… read more here.
Keywords: optoelectronic devices; prediction structural; structural electronic; electronic optical ... See more keywords
Co, Fe, and Mn in La-perovskite oxides for low temperature thermochemical CO2 conversion
Sign Up to like & getrecommendations! Published in 2019 at "Catalysis Today"
DOI: 10.1016/j.cattod.2019.04.028
Abstract: Abstract Perovskite oxides of the form ABO3 have shown substantial promise in reverse water gas shift chemical looping (RWGS-CL) process for low temperature thermochemical CO2 conversion to CO. Transition metals on the ‘B’ site of… read more here.
Keywords: co2; temperature thermochemical; co2 conversion; low temperature ... See more keywords
Electronic structure and electrical conduction by polaron hopping mechanism in A2LuTaO6 (A= Ba, Sr, Ca) double perovskite oxides
Sign Up to like & getrecommendations! Published in 2017 at "Ceramics International"
DOI: 10.1016/j.ceramint.2017.05.156
Abstract: Abstract Impedance spectroscopy has been applied to explore electrical properties of polycrystalline double perovskite oxides A 2 LuTaO 6 (A = Ba, Sr, Ca; ALT). The phase purity and microstructural analysis of the samples are… read more here.
Keywords: mechanism; polaron hopping; double perovskite; electrical conduction ... See more keywords
High-entropy stoichiometric perovskite oxides based on valence combinations
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DOI: 10.1016/j.ceramint.2021.05.148
Abstract: Abstract The valence-combination strategy was applied to design B-site substitution non-equimolar stoichiometric high-entropy perovskite oxides (HEPOs). 29, 56 and 29 valence combinations with the maximum configurational entropy higher than 1.5R for five-component HEPOs were identified… read more here.
Keywords: valence; high entropy; perovskite oxides; valence combinations ... See more keywords
Magnetocaloric effect and critical behaviors of R2NiMnO6 (R=Eu and Dy) double perovskite oxides
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.02.327
Abstract: Abstract We have investigated the magnetocaloric effects and critical behaviors of Eu2NiMnO6 and Dy2NiMnO6 double perovskite oxides. For a magnetic field varying from 0 to 7 T, the maximum values of the magnetic entropy change (… read more here.
Keywords: critical behaviors; effect critical; double perovskite; magnetocaloric effect ... See more keywords
Sr Segregation in Perovskite Oxides: Why It Happens and How It Exists
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DOI: 10.1016/j.joule.2018.07.016
Abstract: Summary Among the phenomena related to the surface rearrangement of cations in perovskite-based oxides, A-site cation enrichment, Sr in particular, near the surface has been frequently observed. Upon annealing in an oxidizing atmosphere, Sr is… read more here.
Keywords: oxides happens; surface; segregation perovskite; perovskite oxides ... See more keywords
The role of A-site ion on proton diffusion in perovskite oxides (ABO3)
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Power Sources"
DOI: 10.1016/j.jpowsour.2019.227327
Abstract: Abstract By performing detailed density functional theory (DFT) calculations, we investigate the effect of A ion vacancy on both hydroxide ion rotation and proton transfer in Y-doped BaZrO3. We find that A ions reduce the… read more here.
Keywords: proton diffusion; proton; ion; perovskite oxides ... See more keywords