Results 241 to 250 of about 3,884,700 (306)

A Thermodynamic Model of Antiferroelectics and Its Application to Electric Field Induced Antiferroelectric‐Ferroelectric Transition in PbZrO3

open access: yesAdvanced Functional Materials, EarlyView.
A thermodynamic model that incorporates ferroelectric, antiferroelectric, and antiferrodistortive orders of PbZrO3${\rm PbZrO}_3$ is established and parameterized based on experimental measurements and first‐principles calculations. We derive a Clapeyron‐like equation for describing the temperature‐dependence of critical electric fields for the ...
Zhiyang Wang   +3 more
wiley   +1 more source

Operando Tracking of Oxygen‐Vacancy Dynamics and Negative Capacitance in Ca‐Doped BiFeO3

open access: yesAdvanced Functional Materials, EarlyView.
Operando electrochemical impedance spectroscopy, combined with electrocoloration, enables a direct correlation between real‐space ionic redistribution and the corresponding frequency‐domain electrical response. In lateral Ca‐doped BiFeO3 devices, time‐resolved impedance snapshots capture the evolution from bulk‐dominated mixed conduction to an ...
Jeonghun Suh   +3 more
wiley   +1 more source

Ultrasmall surface functionalized nanoclusters (Ni, Cu and Co) for high performance oxygen evolution catalysis. [PDF]

open access: yesRSC Adv
Zahra ST   +9 more
europepmc   +1 more source

An Oxygen-Defect-Induced Unsaturated Coordination Strategy Boosts High-Selective PET Upcycling via Suppressing Oxygen Evolution. [PDF]

open access: yesAngew Chem Int Ed Engl
Lu X   +10 more
europepmc   +1 more source

Ultrahigh Density Ir Single-Atom Catalysts With Synergistic Ir-Ir Pairs for Efficient Acidic Oxygen Evolution. [PDF]

open access: yesAngew Chem Int Ed Engl
Zou J   +9 more
europepmc   +1 more source

Understanding of Oxygen Redox in the Oxygen Evolution Reaction

Advanced Materials, 2022
AbstractThe electron‐transfer process during the oxygen evolution reaction (OER) often either proceeds solely via a metal redox chemistry (adsorbate evolution mechanism (AEM), with metal bands around the Fermi level) or an oxygen redox chemistry (lattice oxygen oxidation mechanism (LOM), with oxygen bands around the Fermi level).
Wee Siang Vincent Lee   +2 more
exaly   +3 more sources

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