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The energy density of Ni‐rich cathodes is expected to be further unlocked by increasing the cut‐off voltage to above 4.3 V, which nevertheless come with significantly increased irreversible phase transition and abundant side reactions. In this study, the perovskite oxides enhanced radial‐aligned LiNi0.8Co0.1Mn0.1O2 (NCM811) cathodes are reported, in which the coherent‐growth La2[LiTM]O4 clusters are...
Perturbation of the copper (Cu) active site by electron manipulation is a crucial factor in determining the activity and selectivity of electrochemical carbon dioxide (CO2) reduction reaction (e‐CO2RR) in Cu‐based molecular catalysts. However, much ambiguity is present concerning their electronic structure–function relationships. Here, three molecular Cu‐based porphyrin catalysts with different electron...
Electric Double Layer Devices
In article number 2301798, Cheng‐Yan Xu, Yang Li, and co‐workers showcase the structure of electrical double layer at the interface of Li2Al2SiP2TiO13 solid electrolyte and WSe2, emphasizing the interactions between ions and electrons, along with the verification of potential distribution at the 2D/electrolyte interface using atomic force microscope.
Electric double layer (EDL) devices based on 2D materials have made great achievements for versatile electronic and opto‐electronic applications; however, the ion dynamics and electric field distribution of the EDL at the electrolyte/2D material interface and their influence on the physical properties of 2D materials have not been clearly clarified. In this work, by using Kelvin probe force microscope...
In order to artificially regulate cell behaviors, intracellular polymerization as an emerging chemical technique has attracted much attention. Yet, it is still a challenge to achieve effective intracellular polymerization to conquer tumors in the complex cellular environment. Herein, this work develops a tumor‐targeting and caspase‐3 responsive nanoparticle composed of a diacetylene‐containing lipidated...
Chemo‐phototherapy has emerged as a promising approach to complement traditional cancer treatment and enhance therapeutic effects. However, it still faces the challenges of drug efflux transporter‐mediated chemoresistance and heat shock proteins (HSPs)‐mediated phototherapy tolerance, which both depend on an excessive supply of adenosine triphosphate. Therefore, manipulating energy metabolism to impair...
The morphologies of micromaterials play a key role in their functionality and efficiency across a broad range of applications, including catalysis, environmental remediation, and drug delivery. However, the relationships between the morphologies and performances of micromaterials still need to be further understood, to guide the rational design of effective morphologies for specific applications....
Pollen‐Derived Microstructures
In article number 2200037, Yuan Lu and co‐workers propose a pollen‐derived microstructure library containing multivariate morphological characterization and functional performance, which offers a powerful tool for studying morpho–performance relationships of micromaterials and inspires the rational design of micro‐/nanomaterials for applications.
Copper (Cu)‐based metal–organic frameworks (MOFs) and MOF‐derived catalysts are well studied for electroreduction of carbon dioxide (CO2); however, the effects of organic linkers for the selectivity of CO2 reduction are still unrevealed. Here, a series of Cu‐based MOF‐derived catalysts is investigated with different organic linkers appended, named X‐Cu‐BDC (BDC = 1,4‐benzenedicarboxylic acid, X = NH...
As the most successful anode material for sodium‐ion batteries, hard carbon has attracted extensive attention from researchers. However, its storage mechanism is still controversial. In this paper, a solvent co‐intercalation mechanism into hard carbon is proposed and is proved by in situ XRD and ex situ TEM XPS results successfully. Thanks to the co‐intercalation of solvent, the platform capacity...
The suitable size of multifunctional nanomedicines strongly influences their physicochemical properties and actions in biological systems, for example, prolonged blood circulation time, efficient tumor accumulation, and deep tumor penetration. However, it is still a great challenge to construct size‐transformable nanoparticles (NPs) for both efficient accumulation and penetration throughout tumor...
The development of novel redox‐active polymers for sustainable sodium ion batteries (SIBs) has captured growing attention, but battery performance has been significantly limited by poor reversible specific capacities, where the majority of aromatic C6‐benzene linkages are redox inactive. Here, a simple, yet efficient approach to improve sodium (Na) storage on these C6‐benzene rings within a porous...
Sodium Ion Batteries
Polymer electrodes have been significantly limited by poor reversible specific capacities, where a majority of aromatic C6‐benzene linkages are redox inactive. In article number 2105927, Xiang Zhu, Hao Jiang, and co‐workers show that decreasing steric hindrance of aromatic C6‐benzene rings within a porous organic framework affords a significant improvement in the redox reaction...
Engineering oxygen vacancy and boosting Li2O reversibility on oxides‐based electrode are of significance but remains a challenge in high‐power lithium‐ion batteries. Herein, the heterogenous SnO2−x/Fe2O3−y nanocrystals are demonstrated with tailorable x and y values enabled by a glucose‐assisted spray combustion technique. Density functional theory calculations unveil the SnO2−x/Fe2O3 with a maximum...
The therapeutic potential of nanomaterials toward oxidative damage relevant diseases has attracted great attentions by offering promising advantages compared with conventional antioxidants. Although different kinds of nanoantioxidants have been well developed, the facile fabrication of robust and efficient nanoscavengers is still met with challenges like the use of toxic and high‐cost subunits, the...
Intelligent‐responsive imaging‐therapy strategy has shown great significance for biomedicine. However, it is still a challenge to construct spatiotemporally controlled imaging‐therapy systems triggered by near infrared (NIR) light. In this work, NIR‐light‐activated ratiometric fluorescent hybrid micelles (RFHM) are prepared via the co‐assembly of upconversion nanoparticles (UCNPs), doxorubicin (DOX),...
Exploiting high‐capacity and durable electrode materials is pivotal to developing lithium‐ion batteries (LIBs) and their applications. Multiscaled nanomaterials have been demonstrated to efficiently couple the advantages of each component on different scales in energy storage fields. However, the precise control of the microstructure remains a great challenge for maximizing their contributions. Nanospace‐confined...
The targeting ability, drug‐loading capacity, and size of the drug nanocarriers are crucial for enhancing the therapeutic index for cancer therapy. Herein, the morphology and size‐controllable fabrication of supramolecular tumor‐targeting nanocarriers based on host–guest recognition between a novel pillar[5]arene‐based prodrug WP5‐DOX and a Arg‐Gly‐Asp (RGD)‐modified sulfonate guest RGD‐SG is reported...
2D metal chalcogenides have become a popular focus in the energy storage field because of their unique properties caused by their single‐atom thicknesses. However, their high surface energy and van der Waals attraction easily cause serious stacking and restacking, leading to the generation of more inaccessible active sites with rapid capacity fading. The hybridization of 2D metal chalcogenides with...
Proper design and simple preparation of nonnoble bifunctional electrocatalysts with high cost performance and strong durability for the oxygen reduction reaction (ORR) and the oxygen evolution reaction (OER) is highly demanded but still full of enormous challenges. In this work, a spontaneous gas‐foaming strategy is presented to synthesize cobalt nanoparticles confined in 3D nitrogen‐doped porous...
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