Results 231 to 240 of about 54,610 (362)

Enhanced specific energy in fast-charging lithium-ion batteries negative electrodes via Ti-O covalency-mediated low potential. [PDF]

open access: yesNat Commun
Huang J   +21 more
europepmc   +1 more source

Suppressing Ion Migration in Heterostructure Single Crystals for Highly Sensitive Ultra‐Stable X‐Ray Detection

open access: yesAdvanced Science, EarlyView.
This work reports a 2D heterostructure single crystal composed of two distinct inorganic frameworks, of which the ion migration is effectively inhibited by the strong interaction between organic components and inorganic layers. Such merits enable highly sensitive ultra‐stable X‐ray detection performances and highlight the potential of heterostructure ...
Yu Ma   +9 more
wiley   +1 more source

CsPbBr3 Perovskite‐Based Heterostructures in Photocatalysis: Mechanisms, Stability, and Multifunctional Performance

open access: yesAdvanced Science, EarlyView.
This review synthesizes breakthroughs in CsPbBr3 heterostructure photocatalysis: 1) Mechanistic insights on band alignment engineering (Type‐II/Z/S‐scheme) for suppressed charge recombination; 2) Stabilization strategies via interfacial encapsulation and defect passivation overcoming hydrolysis; 3) Multifunctional design principles enabling efficient ...
Kuanxin Lv   +5 more
wiley   +1 more source

Medium‐Entropy Engineering Enhances Na⁺/Electron Transport in Na3Fe0.1Mn0.2Co0.2Ni0.3V1.2(PO4)2F3@CNTs Cathode for Sodium‐Ion Batteries

open access: yesAdvanced Science, EarlyView.
This study proposes a medium‐entropy strategy to enhance sodium vanadium fluorophosphate cathodes. The designed Na3Fe0.1Mn0.2Co0.2Ni0.3V1.2(PO4)2F3@CNTs composite enhances structural stability and charge transport. Entropy‐induced distortion and carbon nanotubes (CNTs) synergistically improve Na⁺/electron kinetics. In situ XRD reveals a reversible dual‐
Ju Yang   +7 more
wiley   +1 more source

Ultrafast decoupling of polarization and strain in ferroelectric BaTiO<sub>3</sub>. [PDF]

open access: yesNat Commun
Hoang LP   +25 more
europepmc   +1 more source

Oxygen octahedron tilting, electrical properties and mechanical behaviors in alkali niobate-based lead-free piezoelectric ceramics

open access: yesJournal of Materiomics, 2019
Zhi Tan   +7 more
semanticscholar   +1 more source

Progress on the Attenuation Mechanism and Modification of the Cobalt‐Free Spinel LiNi0.5Mn1.5O4

open access: yesAdvanced Science, EarlyView.
This review provides an overview of the development history, working mechanisms, and scientific challenges of LiNi0.5Mn1.5O4 cathode materials for Lithium‐ion battery and discusses the strategies to improve the electrochemical performance of LiNi0.5Mn1.5O4.
Bao Zhang   +11 more
wiley   +1 more source

Precursor Inhomogeneities Influence the Properties of Multimetal Oxides as Shown for LiNi0.5Mn1.5O4 Derived from Hydrothermally Synthesized Precursors

open access: yesAdvanced Science, EarlyView.
Correlative Raman and scanning electron microscopies are used for identifying compositional differences on the micrometer length scale in LiNi0.5Mn1.5O4 cathode materials, and it is shown that these compositional differences can be linked to the electrochemical signature of the material. Abstract Co‐precipitation is an attractive means for synthesizing
Simon Schauer   +4 more
wiley   +1 more source

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