Results 191 to 200 of about 2,499,115 (239)

Fluorene‐based blue emitters: On the path to electrically pumped organic lasers

open access: yesFlexMat, EarlyView.
Electrically pumped efficient operation remains unrealized, a major challenge in optoelectronics. Fluorene‐based blue‐emitting semiconductors are promising gain media, thanks to their structural tunability and favorable emission properties. This review summarizes recent advances, highlights their reliability and versatility in lasing, and outlines key ...
Yong Yan   +7 more
wiley   +1 more source

Flexible lithium‐ion batteries: Materials design, interfacial regulation, and strain‐adaptive device architectures

open access: yesFlexMat, EarlyView.
This review highlights recent advances in flexible lithium‐ion batteries for wearable and deformable electronics. It systematically examines deformable electrodes, mechanically compliant gel and solid‐state electrolytes, and strain‐adaptive cell architectures, alongside an analysis of mechano‐electrochemical coupling under dynamic deformation.
Yichun Wang   +6 more
wiley   +1 more source

Advanced Electron Microscopy for Li─S and Na─S Batteries

open access: yesInterdisciplinary Materials, EarlyView.
Advanced electron microscopy facilitates the Li─S/Na─S battery studies in various aspects. This review briefly introduces the Li/Na─S batteries and advanced electron microscopy, and then systematically summarizes the recent progress of advanced electron microscopy (in situ transmission electron microscopy [TEM], cryo‐TEM, three‐dimensional electron ...
Zu‐Wei Yin   +4 more
wiley   +1 more source

Dual-Functional Fluorinated Additive in Gel Polymer Electrolyte for High-Energy-Density Anode-Free Lithium Batteries With Enhanced Thermal Stability. [PDF]

open access: yesAdv Mater
Cong S   +14 more
europepmc   +1 more source

A Safety‐Engineered Organic–Inorganic Composite Separator Enabling Fire‐Extinguishing and Dendrite‐Free Lithium Metal Battery Operation

open access: yesInterdisciplinary Materials, EarlyView.
This work develops a highly‐safe, stable lithium‐metal battery employing an organic‐inorganic composite separator (PP/Al2O3/APP‐PAA), whose ultrathin high‐polarity polymer network homogenizes lithium‐ion flux, induces a robust inorganic‐rich solid‐electrolyte interphase, suppresses dendrite growth and achieves rapid self‐extinguishment for superior ...
Yichuan Dai   +13 more
wiley   +1 more source

Degradation Mechanism and Stabilization Strategies for Large‐Area Perovskite Solar Modules

open access: yesInterdisciplinary Materials, EarlyView.
This review summarizes the degradation mechanisms specific to perovskite solar modules, focusing on large‐area fabrication and uniformity‐related degradation, cell interconnection and degradation related to scribe processing, device encapsulation, reverse‐bias degradation and potential‐induced degradation, and outlines corresponding mitigation ...
Peng Xu   +6 more
wiley   +1 more source

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