Results 201 to 210 of about 437,120 (307)

‘Oxygen Bound to Magnesium’ as High Voltage Redox Center Causes Sloping of the Potential Profile in Mg‐Doped Layered Oxides for Na‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Na‐ion batteries ‐ Impact of doping on the oxygen redox: The sloping potential of NaMg0.1Ni0.4Mn0.5O2 above 4.0 V is caused by a new redox center (arising from the ‘O bound to Mg’), having a higher potential but being more irreversible compared to the ‘O bound to Ni’.
Yongchun Li   +12 more
wiley   +1 more source

A Review on Heat Treatment of Cast Iron: Phase Evolution and Mechanical Characterization. [PDF]

open access: yesMaterials (Basel), 2022
Akinribide OJ   +7 more
europepmc   +1 more source

OXYGEN POTENTIAL VALUES TO PRODUCE COMPACTED GRAPHITE CAST IRON

open access: green, 2008
Omar Elmabrouk   +3 more
openalex   +2 more sources

Atomically Revealing Bulk Point Defect Dynamics in Hydrogen‐Driven γ‐Fe2O3 → Fe3O4 → FeO Transformation

open access: yesAdvanced Functional Materials, EarlyView.
In situ TEM uncovers the atomic‐scale mechanisms underlying hydrogen‐driven γ‐Fe2O3→Fe3O4→FeO reduction. In γ‐Fe2O3, oxygen vacancies cluster around intrinsic Fe vacancies, leading to nanopore formation, whereas in Fe3O4, vacancy aggregation is suppressed, preserving a dense structure.
Yupeng Wu   +14 more
wiley   +1 more source

Influence of boron- and barium-containing modifiers on the structure of low-chromium cast iron. [PDF]

open access: yesHeliyon, 2022
Aubakirov DR   +9 more
europepmc   +1 more source

A Tracer Diffusion Study of Diverse Photo‐Ionic Phenomena in Strontium Titanate

open access: yesAdvanced Functional Materials, EarlyView.
Two strong interfacial photo‐ionic effects are demonstrated for the model system SrTiO3 through the application of isotope exchange experiments: UV illumination is found to enhance the oxygen surface exchange coefficient by several orders of magnitude and to depress the surface space‐charge potential substantially.
David M. Schwenkel   +3 more
wiley   +1 more source

Procedure of Eliminating Porosity in Grey Cast Iron with Low Sulphur Content. [PDF]

open access: yesMaterials (Basel), 2022
Dorula J   +3 more
europepmc   +1 more source

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