Results 181 to 190 of about 7,647 (298)

An Oxygen‐Scavenger Sulfide Coating Enabling Long‐Term Stable Nickel‐Rich Cathodes

open access: yesSmall, EarlyView.
ZrS2 as a novel coating can scavenge oxygen released from NMC lattices while converting to Zr(SO4)2. In return, such a sulfide‐sulfate conversion results in many benefits leading to high‐performance NMC cathodes. Abstract Oxygen release is a major issue associated with layer‐structured metal oxide cathodes in lithium batteries, which can further cause ...
Kevin Velasquez Carballo   +7 more
wiley   +1 more source

Engineering Metastability in Atomic Layer Deposition: Polymorph and Valence Control

open access: yesSmall, EarlyView.
This work presents strategies for stabilizing two types of metastable phases: structural polymorphs and multivalence states via ALD. These approaches focus on lowering the energy barriers required for metastable phase formation, enabling access to metastable states beyond the thermodynamic limits imposed by the low‐temperature conditions of ALD.
Jihoon Jeon   +4 more
wiley   +1 more source

f‐Block Element‐Based MOF Thin Films: A Platform for Luminescence, Sensing, and Energy Applications

open access: yesSmall, EarlyView.
f‐Block element–based metal–organic framework (f‐MOF) thin films offer exceptional potential for luminescent, sensing, and energy‐related applications. This review surveys recent progress in their synthesis, characterization, and functional implementation, emphasizing the diversity of available thin‐film fabrication strategies. The convergence of these
Dong‐Hui Chen, Christof Wöll
wiley   +1 more source

From Kinetics to Molecular-Level Insights into Group 4 Metal Oxide Nanocrystal Synthesis. [PDF]

open access: yesACS Mater Au
Seno C   +4 more
europepmc   +1 more source

Fast Switching and High Polarization in Ferroelectric Hf0.5Zr0.5O2 Films

open access: yesSmall Science, EarlyView.
Ferroelectric Hf0.5Zr0.5O2 thin films are grown under tuned redox conditions to simultaneously achieve high polarization and fast switching. Control of defect dipoles and internal fields enables stable domain wall motion without compromising performance. This work provides a pathway for designing fast and energy‐efficient ferroelectric devices.
Faizan Ali   +3 more
wiley   +1 more source

Li6−xFe1−xAlxCl8 Solid Electrolytes for Cost‐Effective All‐Solid‐State LiFePO4 Batteries

open access: yesSmall Structures, EarlyView.
A new cost‐effective Li5.5Fe0.5Al0.5Cl8 solid electrolyte is presented. Upon the Al substitution to Li6FeCl8, its structure changed from the Suzuki‐phase to the spinel‐like phase while the 25°C ionic conductivity is increased from 3.1 × 10−6 to 3.9 ×10−5 S cm−1.
Seongjin Jeon   +6 more
wiley   +1 more source

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