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In this work, cyano contained g‐C3N4 comodified by In2S3 and polypyrrole (C≡N─CN/IS/Ppy) materials are synthesized for the photocatalytic production of H2O2 and photocatalysis‐self‐Fenton reaction for highly efficient degradation of metronidazole. The results from UV–vis spectrophotometry, surface photovoltage, and Kelvin probe measurements reveal the promoted transport and separation efficiency of...
Single‐atom catalysts (SACs) hold immense promise in facilitating the rational use of metal resources and achieving atomic economy due to their exceptional atom‐utilization efficiency and distinct characteristics. Despite the growing interest in SACs, only limited reviews have holistically summarized their advancements centering on performance metrics. In this review, first, a thorough overview on...
Solid‐state symmetrical battery represents a promising paradigm for future battery technology. However, its development is hindered by the deficiency of high‐performance bipolar electrodes and compatible solid electrolytes. Herein, a quasi‐solid‐state all‐V2O5 battery constructed by a binder‐free carbon fabric‐V2O5 nanowires@graphene (CVOG) bipolar electrode and a softly cross‐linked polyethylene...
A systemic treatment strategy is urgently demanded to suppress the rapid growth and easy metastasis characteristics of breast cancer. In this work, a chimeric peptide‐engineered self‐delivery nanomedicine (designated as ChiP‐CeR) for photodynamic‐triggered breast cancer immunotherapy by macrophage polarization. Among these, ChiP‐CeR is composed of the photosensitizer of chlorine e6 (Ce6) and the TLR7/8...
The performances of solid‐state polymer electrolytes are urgently required to be further improved for high energy density lithium metal batteries. Herein, a highly reinforced ultrathin composite polymer electrolyte (PLPP) is successfully fabricated in a large scale by densely filling the well‐dispersed mixture of polyethylene oxide (PEO), Li‐salt (LiTFSI) and a polymer of intrinsic microporosity (PIM‐1)...
Magnetotactic Bacteria
Bioinspired synthesis and biosynthesis are often complementary. The study and understanding of the biomineralization process of magnetosomes can provide important guidance to the chemical synthesis of magnetosomes‐like Fe3O4 nanoparticles. Meanwhile, the in‐depth investigations of bioinspired syntheses can in turn bring us closer to nature and reveal the mechanism of biomeralization...
The unique catalytic activities of high‐entropy alloys (HEAs) emerge from the complex interaction among different elements in a single‐phase solid solution. As a “green” nanofabrication technique, inert gas condensation (IGC) combined with laser source opens up a highly efficient avenue to develop HEA nanoparticles (NPs) for catalysis and energy storage. In this work, the novel N‐doped non‐noble HEA...
Chemical mechanical polishing (CMP) offers a promising pathway to smooth third‐generation semiconductors. However, it is still a challenge to reduce the use of additional oxidants or/and energy in current CMP processes. Here, a new and green atomically smoothing method: Piezocatalytic‐CMP (Piezo‐CMP) is reported. Investigation shows that the Piezo‐CMP based on tetragonal BaTiO3 (t‐BT) can polish the...
It is a great demand to develop high‐performance electrodes for metal–air batteries to boost cathodic oxygen reduction/evolution dynamics and avoid anodic dendrites. The optimization of catalysis at electrode can be conducted by increasing effective surface exposure, active site density, and unsaturated coordination, via using metal clusters or atomic catalysts, along with conductive or defective...
A sulfur vacancy‐rich, Sn‐doped as well as carbon‐coated MoS2 composite (Vs‐SMS@C) is rationally synthesized via a simple hydrothermal method combined with ball‐milling reduction, which enhances the sodium storage performance. Benefiting from the 3D fast Na+ transport network composed of the defective carbon coating, Mo─S─C bonds, enlarged interlayer spacing, S‐vacancies, and lattice distortion in...
Modulation of electronic structure and composition is widely recognized as an effective strategy to improve electrocatalyst performance. Herein, using a simple simultaneous carbonization and sulfidation strategy, NiFe double hydroxide‐derived Fe5Ni4S8 (FNS) nanosheets immobilized on S‐doped carbonized wood (SCW) framework by taking benefit of the orientation‐constrained cavity and hierarchical porous...
The low power conversion efficiency (PCE) of hole transport materials (HTM) – free carbon‐based perovskite solar cells (C‐PSCs) poses a challenge. Here, a novel 2D Eu‐TCPP MOF (TCPP; [tetrakis (4‐carboxyphenyl) porphyrin]) sandwiched between the perovskite layer and the carbon electrode is used to realize an effective and stable HTM‐free C‐PSCs. Relying on the synergistic effect of both the metal‐free...
The designed synthesis of a crystalline azulene‐based covalent organic framework (COF‐Azu‐TP) is presented and its photothermal property is investigated. Azulene, a distinctive 5–7 fused ring non‐benzenoid aromatic compound with a large intramolecular dipole moment and unique photophysical characteristics, is introduced as the key feature in COF‐Azu‐TP. The incorporation of azulene moiety imparts...
It is an effective way to reduce atmospheric CO2 via electrochemical CO2 reduction reaction (CO2RR), while the slow oxygen evolution reaction (OER) occurs at the anode with huge energy consumption. Herein, methanol oxidation reaction (MOR) is used to replace OER, coupling CO2RR to achieve co‐production of formate. Through enhancing OCHO* adsorption by oxygen vacancies engineering and synergistic effect...
Biomimetic synthesis provides potential guidance for the synthesis of bio‐nanomaterials by mimicking the structure, properties and functions of natural materials. Behavioral studies of biological surfaces with specific micro/nano structures are performed to explore the interactions of various molecules or organisms with biological surfaces. These explorations provide valuable inspiration for the development...
Iron oxide nanoparticles are a kind of important biomedical nanomaterials. Although their industrial‐scale production can be realized by the conventional coprecipitation method, the controllability of their size and morphology remains a huge challenge. In this study, a kind of synthetic polypeptide Mms6‐28 which mimics the magnetosome protein Mms6 is used for the bioinspired synthesis of Fe3O4 nanoparticles...
Solution‐processed photodetectors have emerged as promising candidates for next‐generation of visible‐near infrared (vis–NIR) photodetectors. This is attributed to their ease of processing, compatibility with flexible substrates, and the ability to tune their detection properties by integrating complementary photoresponsive semiconductors. However, the limited performance continues to hinder their...
Gut microbiota function has numerous effects on humans and the diet humans consume has emerged as a pivotal determinant of gut microbiota function. Here, a new concept that gut microbiota can be trained by diet‐derived exosome‐like nanoparticles (ELNs) to release healthy outer membrane vesicles (OMVs) is introduced. Specifically, OMVs released from garlic ELN (GaELNs) trained human gut Akkermansia muciniphila...
This study addresses the challenge of designing simple and environmentally friendly methods for the preparation of effective electromagnetic wave (EMW) absorbing materials with tailored microstructures and multi‐component regulation. N, O doped walnut‐like porous carbon composite microspheres loaded with FeCo nanoparticles (WPCM/Fe–Co) are synthesized through high‐temperature carbonization combined...
Temperature measurements with high spatial resolution and accuracy can provide crucial data for understanding the changing process of microregion. Non‐contact ratiometric fluorescence thermometers have received widespread attention for their sensitivity and interference resistibility. However, polymer and organic dye thermometers with such ratiometric fluorescence are very rare, and their applicability...
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