Results 181 to 190 of about 120,730 (287)

Reactivity of Oxidized Porous Silicon with Calcium Ion in Aqueous Media: Stability, pH Behavior, and Host‐Guest Strategies

open access: yesSmall, EarlyView.
Oxidized porous silicon, composed of an elemental silicon porous skeleton coated with a silica shell, reacts with aqueous Ca2+ to generate a mixed silica–calcium silicate matrix that is remarkably efficient at trapping small molecules. With an emphasis on the engineering of controlled‐release drug delivery systems, this study identifies the factors ...
Ruhan Fan   +2 more
wiley   +1 more source

Synergistic Design of a SiO2–CNT–Amorphous Carbon 3D Host for Stable SEI Formation and Long‐Term Cycling Stability of Lithium Metal Anodes

open access: yesSmall, EarlyView.
SiO2@AC‐CNT microspheres, produced by spray pyrolysis and carbonization, present a 3D host where SiO2 is uniformly embedded within the CNT‐amorphous carbon framework. The architecture balances electronic conductivity and lithiophilicity, guiding uniform, dendrite‐free lithium deposition.
Eunhye Kim   +3 more
wiley   +1 more source

Biomimetic TME‐Responsive Nanotheranostics for Precise NIR‐II Ratiometric Photoacoustic Imaging and Synergistic Immuno‐Photothermal Therapy

open access: yesSmall, EarlyView.
A biomimetic Au/Ag@HMON‐NLG@CCM nanotheranostic is engineered for tumor microenvironment‐responsive NIR‐II ratiometric photoacoustic imaging and immune‐photothermal therapy. The integration of hyperthermia‐triggered immunogenic cell death with IDO‐blockade‐mediated metabolic remodeling promotes dendritic cell maturation and T‐cell activation.
Xin Li   +9 more
wiley   +1 more source

Biomimetic Ion Channel Design for Simultaneous Lithium‐Ion Flux Regulation and Interfacial Stabilization in Lithium Metal Batteries

open access: yesSmall, EarlyView.
Inspired by biological cell membranes, BCE‐encapsulated MOFs create bionic Li+ transport channels. These channels homogenize Li+ flux via Li+‐crown ether ion‐dipole interactions and manipulate solvation structures to form inorganic‐rich SEI layers.
Qian Cheng   +11 more
wiley   +1 more source

The Protective Effect of Quercetin on Hydrogen Peroxide-Induced Oxidative Damage in Caco-2 Cells Is Enhanced by Its Loading in Mesoporous Silica Nanoparticles. [PDF]

open access: yesPharmaceutics
Matadamas-Ortiz A   +6 more
europepmc   +1 more source

Activatable smart contrast agents for photoacoustic imaging

open access: yesSmart Molecules, EarlyView.
This review highlights recent advances in smart activatable photoacoustic imaging (PAI) contrast agents, which dynamically modulate their optical properties in response to external stimuli or microenvironmental cues. It discusses their molecular design, activation mechanisms, biomedical applications, and future prospects for clinically tailored use ...
Donghyeon Oh   +5 more
wiley   +1 more source

Direct Measurement of Protein Corona Thickness on Nanomaterials Using Dual‐Color Stochastic Optical Reconstruction Microscopy (STORM)

open access: yesSmall Methods, EarlyView.
Quantitative dual‐color STORM imaging provides direct nanoscale measurement of protein coronas on nanoparticles in biological media. The approach reveals consistent ∼50 nm corona layers, establishing a reproducible method for characterizing the nanomaterial‐protein interfaces.
Bradley T. Cech   +2 more
wiley   +1 more source

Mesoporous Silica Nanoparticles for Quercetin-Controlled Delivery to Protect Cisplatin-Induced Ototoxicity. [PDF]

open access: yesACS Appl Bio Mater
Shen M   +15 more
europepmc   +1 more source

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