Results 261 to 270 of about 54,610 (362)

Stimuli‐Responsive and Defect‐Regulated Luminescent Organic Metal Halide for High‐Security Anti‐Counterfeiting and Force Sensing

open access: yesAdvanced Science, EarlyView.
A smart 0D (C9NH20)6[Pb3Br12], exhibiting temperature/moisture/mechanical force‐responsive luminescence and tunable luminescence color, is developed. Crystal structure transformation, defect, and structure deformation are systematically clarified as the origins of this responsive luminescence behavior.
Chunyan Jiang   +6 more
wiley   +1 more source

Concentration Dependence of Optical Properties of Double-Doped LiTaO<sub>3</sub>:Cr<sup>3+</sup>:Nd<sup>3+</sup> Crystals. [PDF]

open access: yesMaterials (Basel)
Sidorov NV   +7 more
europepmc   +1 more source

Synthesis of Perovskite Nanowires and Their Application for Photodetectors

open access: yesAdvanced Science, EarlyView.
1D metal halide perovskite nanowires possess unique properties such as high responsivity under weak light, flexibility, and optical anisotropy. This work reviews key synthesis strategies for perovskite nanowires and arrays, explores structural design and modification approaches to enhance device performance, summarizes representative device metrics ...
Jiajun Guo   +7 more
wiley   +1 more source

Heterointercalation in Chevrel-Phase Sulfides: A Model Periodic Solid for the Investigation of Chain Electron Transfer. [PDF]

open access: yesJ Am Chem Soc
Mason KG   +12 more
europepmc   +1 more source

Constructing Stable Sub/Surface Structure to Boost Superior Cyclabilities of Single‐Crystalline Ni‐Rich Cathode

open access: yesAdvanced Science, EarlyView.
A dual‐modification strategy combining gradient Al/B co‐doping and a robust Al5BO9 surface coating in this work enables synergistic bulk and surface stabilization in single‐crystalline LiNi0.90Co0.05Mn0.05O2 for lithium‐ion batteries. The engineered cathode exhibits 89.6% capacity retention over 1000 cycles in pouch full cells, among the best ...
Youqi Chu   +9 more
wiley   +1 more source

Synergy between Defects and Lattice Distortion Drives Self‐Powered Elastico‐Near‐Infrared Mechanoluminescence in Cr3+‐Doped Spinel Oxides

open access: yesAdvanced Science, EarlyView.
This work demonstrates crystal lattice tailoring and defect modulation to engineer a Cr3+‐activated cubic spinel oxide, where strategic introduction of Cr3+ into octahedral Al3+/Li+ sites drives efficient NIR‐ML through a non‐trap‐based mechanism. Abstract Elastico‐mechanoluminescence (ML) enables unique force‐to‐light transduction for applications in ...
Yao Xiao   +8 more
wiley   +1 more source

Active phase discovery in heterogeneous catalysis via topology-guided sampling and machine learning. [PDF]

open access: yesNat Commun
Zheng S   +10 more
europepmc   +1 more source

Order–Disorder Phase Stabilization by Pressure‐Induced Charge Transfer Enhances the Ferroelectric Photovoltaic Effect in Multiferroic BaFe4O7

open access: yesAdvanced Science, EarlyView.
A pressure‐driven charge transfer in multiferroic BaFe4O7 induces Fe valence disproportionation and structural distortion, drastically narrowing the bandgap and enhancing ferroelectric polarization. This synergistic optimization boosts photocurrent 2.5‐fold and is retained upon decompression, offering a promising strategy to overcome the ferroelectric ...
Jiayi Guan   +20 more
wiley   +1 more source

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