Results 231 to 240 of about 2,720,118 (298)

Microenvironment‐Responsive Biomimetic Hydrogels Delivering Cistanche Deserticola‐Derived Nanovesicles for Intervertebral Disc Degeneration

open access: yesAdvanced Science, EarlyView.
An injectable, microenvironment‐responsive hydrogel (HAPOCS@CDNVs) is developed for sustained delivery of Cistanche deserticola‐derived nanovesicles (CDNVs). By scavenging ROS, restoring mitochondrial function, and attenuating SASP, this platform effectively suppresses nucleus pulposus cell senescence and facilitates extracellular matrix reconstruction,
Ning Xu   +11 more
wiley   +1 more source

Interface‐Mediated Self‐Rectifying CsCuCl3 Memristors With Tunable Thresholds for Reconfigurable Neuromorphic Computing

open access: yesAdvanced Science, EarlyView.
Interface‐mediated CsCuCl3 memristors achieve self‐rectification and tunable thresholds, enabling selector‐free 8 × 8 arrays with > 105 ON/OFF and > 104 rectification. Supporting dual‐mode neuromorphic computing, negative thresholds preserve low‐light recognition accuracy (91%), while positive thresholds enable sparsity‐aware edge computing.
Qingwei Shi   +9 more
wiley   +1 more source

Polymer nanocomposites with hybrid nanoparticles: architecture-process-structure-property-performance perspectives. [PDF]

open access: yesRSC Adv
Subah TA   +8 more
europepmc   +1 more source

Molecular Engineering of Multi‐Site Small‐Molecule Chelation for Highly Efficient and Stable n‐i‐p Perovskite Solar Cells

open access: yesAdvanced Science, EarlyView.
Li+ ion migration in Li‐TFSI‐doped Spiro‐OMeTAD impairs efficiency and device stability. Rather than replacing Li+, a multi‐site chelator is designed and introduced into Spiro‐OMeTAD to immobilize Li+ ions with high affinity. The synergistic effects of suppressing ion migration, inducing ordered molecular packing, boosting p‐doping efficiency, and ...
Xinbao Lin   +12 more
wiley   +1 more source

Stabilizing Functional Nucleic Acids for Real‐Sample Diagnostics

open access: yesAngewandte Chemie, EarlyView.
Functional nucleic acids enable programmable real‐sample diagnostics, but often lose function in complex biological matrices. This review highlights four stabilization levers—chemical, topological, architectural, and microenvironment/interface engineering—that preserve aptamer and DNAzyme performance in saliva, serum, urine, and stool, reframing ...
Soyeon Lee   +4 more
wiley   +2 more sources

Magnetic Cellulose Nanocrystal Composites: Synthesis, Properties, Applications, and Opportunities. [PDF]

open access: yesNanomaterials (Basel)
Hasan MJ   +3 more
europepmc   +1 more source

A Closed‐Loop Direct Recycling Process for Prussian White From Scrap and End‐of‐Life Sodium‐Ion Batteries

open access: yesAdvanced Energy Materials, EarlyView.
A closed‐loop direct recycling route for Prussian White sodium‐ion battery cathodes is demonstrated. Ice‐stripped scrap and end‐of‐life electrodes are regenerated via low‐temperature aqueous resodiation (80°C), restoring sodium content, Fe2+ redox chemistry, and structural integrity.
Subha Samanta   +8 more
wiley   +1 more source

Optical access of spin-polarized excited states in Cs(PbMgZnCd)Br<sub>3</sub> nanocrystals. [PDF]

open access: yesNat Commun
Zhang Y   +7 more
europepmc   +1 more source

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