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Bioinspired two‐dimensional (2D) nanofluidic systems for photo‐induced ion transport have attracted great attention, as they open a new pathway to enabling light‐to‐ionic energy conversion. However, there is still a great challenge in achieving a satisfactory performance. It is noticed that organic solar cells (OSCs, light‐harvesting device based on photovoltaic effect) commonly require hole/electron...
The limited ionic conductivity and unstable interface due to poor solid–solid interface pose significant challenges to the stable cycling of solid‐state batteries (SSBs). Herein, an interfacial plasticization strategy is proposed by introducing a succinonitrile (SN)‐based plastic curing agent into the polyacrylonitrile (PAN)‐based composite polymer electrolytes (CPE) interface. The SN at the interface...
The demand for high‐performance and cost‐effective energy storage solutions for mobile electronic devices and electric vehicles has been a driving force for technological advancements. Among the various options available, transitional metal oxides (TMOs) have emerged as a promising candidates due to their exceptional energy storage capabilities and affordability. In particular, TMO nanoporous arrays...
Low conductivity over a wide temperature region due to ultra‐slow ion migration dynamics is a key issue in the field of solid‐state electrolytes (SSE), which needs to be solved and improved. Covalent organic frameworks (COFs), a rapidly growing class of porous crystalline materials, emerge as a new research hotspot in the field of SSEs. This is due to their homogeneously dispersed sites and well‐defined...
The desire for exploration of cellular functional mechanisms has substantially increased the rapid development of artificial cells. However, the construction of synthetic cells with high organizational complexity remains challenging due to the lack of facile approaches ensuring dynamic multi‐compartments of cytoplasm and stability of membranes in protocells. Herein, a stable coacervate‐in‐Pickering...
Rationally modulating the catalytic microenvironment is important for targeted induction of specific molecular behaviors to fulfill complicated catalytic purposes. Herein, a metal pre‐chelating assisted assembly strategy is developed to facilely synthesize the hollow carbon spheres with ultrafine ruthenium clusters embedded in pore channels of the carbon shell (Ru@Shell‐HCSs), which can be employed...
Ultrafine Ruthenium Clusters
In article number 2201361, Xuebin Lu and co‐workers develop ultrafine ruthenium clusters shell‐embedded hollow nanoreactors for the efficient furfural tandem hydrogenation with preferred electronic and geometric catalytic microenvironments. The channel microenvironment‐driven synergy between reinforced interfacial metal‐support charge transfer and prolonged molecular diffusion...
Oxidative stress and local overactive inflammation have been considered major obstacles in diabetic wound treatment. Although antiphlogistic tactics have been reported widely, they are also challenged by pathogen contamination and compromised angiogenesis. Herein, a versatile integrated nanoagent based on 2D reductive covalent organic frameworks coated with antibacterial immuno‐engineered exosome...
The utilization of azobenzene‐based photoisomerization cannot only control the morphology of supramolecular assemblies, but can also regulate many biological processes. However, the design of azobenzene‐involved nanoconstructs with switchable photoluminescence remains challenging because of the light‐quenching ability of azobenzene. Herein, an azobenzene‐derived multicomponent nanosystem is reported...
Surface oxygen vacancies (Vo) regulation is an effective strategy to improve the electrochemical CO2 reduction reaction (CO2RR) performance by lowering the activation energy barrier of CO2; however, the lack of precise control over the local atomic structures severely hinders the large‐scale application of Vo‐activated electrocatalyst for CO2RR. Herein, an efficient strategy to facilitate CO2 activation...
Solar‐driven CO2 reaction with water oxidation into alcohols represents a promising approach to achieve real artificial photosynthesis. However, rapid recombination of photogenerated carriers seriously restricts the development of artificial photosynthesis. Herein, a facile method is explored to construct low‐cost Z‐Scheme heterostructure Cu2O/polymeric carbon nitride (PCN) by in situ growth of Cu...
The surface reconstruction of oxygen evolution reaction (OER) catalysts has been proven favorable for enhancing its catalytic activity. However, what is the active site and how to promote the active species generation remain unclear and are still under debate. Here, the in situ synthesis of CoNi incorporated Fe3N nanotubes (CoNi–Fe3N) on the iron foil through the anodization/electrodeposition/nitridation...
Here, a pair of A1–D–A2–D–A1 unfused ring core‐based nonfullerene small molecule acceptors (NF‐SMAs), BO2FIDT‐4Cl and BT2FIDT‐4Cl is synthesized, which possess the same terminals (A1) and indacenodithiophene unit (D), coupling with different fluorinated electron‐deficient central unit (difluorobenzoxadiazole or difluorobenzothiadiazole) (A2). BT2FIDT‐4Cl exhibits a slightly smaller optical bandgap...
Building a rechargeable battery with high capacity, high energy density, and long lifetime contributes to the development of novel energy storage devices in the future. Although carbon materials are very attractive anode materials for lithium‐ion batteries (LIBs), they present several deficiencies when used in sodium‐ion batteries (SIBs). The choice of an appropriate structural design and heteroatom...
In article number 1902201, Ming Zhang and co‐workers report a new anode of TiO2‐carbon fiber composites for Li/Na‐ion batteries. The porous properties arising from ultrasmall and uniformly distributed TiO2 nanoparticles and capacitance effects of S‐doping make the composites ideal for high specific capacity and good stability anodes, especially in Na‐ion batteries.
In article number 1900744, Jeonghun Kim, Jiansheng Li, Yusuke Yamauchi, and co‐workers review the progress of metal–organic framework (MOF) related materials for sulfate radical (SO4•−)‐based advanced oxidation processes (SR‐AOPs) for application in water purification, which will significantly promote the development of MOFs‐based materials toward environmental remediation.
With the ever‐growing environmental issues, sulfate radical (SO4•−)‐based advanced oxidation processes (SR‐AOPs) have been attracting widespread attention due to their high selectivity and oxidative potential in water purification. Among various methods generating SO4•−, employing heterogeneous catalysts for activation of peroxymonosulfate or persulfate has been demonstrated as an effective strategy...
Developing low cost, long life, and high capacity rechargeable batteries is a critical factor towards developing next‐generation energy storage devices for practical applications. Therefore, a simple method to prepare graphene‐coated FeS2 embedded in carbon nanofibers is employed; the double protection from graphene coating and carbon fibers ensures high reversibility of FeS2 during sodiation/desodiation...
The intensity ratio of the 2D band to the G band, I2D/IG, is a good criterion in selecting high quality monolayer graphene samples; however, the evaluation of the ultimate value of I2D/IG for intrinsic monolayer graphene is a challenging yet interesting issue. Here, an interesting tension‐induced Raman enhancement phenomenon is reported in supported graphene membranes, which show a transition from...
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