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Article
Open AccessRobust links in photoactive covalent organic frameworks enable effective photocatalytic reactions under harsh conditions
Develo** heterogeneous photocatalysts for the applications in harsh conditions is of high importance but challenging. Herein, by converting the imine linkages into quinoline groups of triphenylamine incorpor...
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Article
Open AccessFast and Stable Zinc Anode-Based Electrochromic Displays Enabled by Bimetallically Doped Vanadate and Aqueous Zn2+/Na+ Hybrid Electrolytes
La3+/Na+ bimetallically doped vanadate, designed for the first time, is promising in many electrochemical applications (e.g., batteries, electrochromics).
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Article
Open AccessSignificant boost of the stability and PLQYof CsPbBr3 NCs by Cu-BTC MOF
Develo** stable perovskite nanocrystals (NCs) with enhancing luminescent properties holds great importance for future potential applications in optoelectronics. Here, we engaged perovskite NCs in Cu2+ ion-based...
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Article
Boron doped graphdiyne: A metal-free peroxidase mimetic nanozyme for antibacterial application
The abuse of conventional antibiotics leads to increasing bacterial resistance. Nanozyme is a new kind of ultra-efficient and safe nanomaterial with intrinsic enzyme-like activities, showing remarkable potenti...
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Article
Open AccessCorrection to: Reversible Zn2+ Insertion in Tungsten Ion Activated Titanium Dioxide Nanocrystals for Electrochromic Windows
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Article
Open AccessReversible Zn2+ Insertion in Tungsten Ion-Activated Titanium Dioxide Nanocrystals for Electrochromic Windows
A reversible Zn2+ insertion in anatase TiO2 nanocrystals is reported for the first time.
This is ...
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Article
Plasmon-Driven Photothermal Conversion with Two-Dimensional Ultra-thin PdFe Nanosheets for Ethylene Glycol Electrooxidation
Pd-based nanostructures have high catalytic activity and good light trap** ability for photothermal catalysis. In this work, PdFe nanosheets (NSs) were synthesized through a hydrothermal method and efficient...
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Article
Subsequent monitoring of ferric ion and ascorbic acid using graphdiyne quantum dots-based optical sensors
Graphdiyne (GDY) as an emerging carbon nanomaterial has attracted increasing attention because of its uniformly distributed pores, highly π-conjugated, and tunable electronic properties. These excellent charac...
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Article
Wide emission shifts and high quantum yields of solvatochromic carbon dots with rich pyrrolic nitrogen
Carbon dots (CDs) with solvatochromic emission colors in different solvents have attracted much attention as a new class of luminescent nanomaterial owing to their facile synthesis and low production cost. In ...
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Article
Open AccessTransparent inorganic multicolour displays enabled by zinc-based electrochromic devices
Electrochromic displays have been the subject of extensive research as a promising colour display technology. The current state-of-the-art inorganic multicolour electrochromic displays utilize nanocavity struc...
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Article
Open AccessPhase segregation due to ion migration in all-inorganic mixed-halide perovskite nanocrystals
Semiconductor mixed-halide perovskites featured with a tunable energy bandgap are ideal candidates for light absorbers in tandem solar cells as well as fluorescent materials in light-emitting diodes and nanosc...
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Article
Etched PtCu nanowires as a peroxidase mimic for colorimetric determination of hydrogen peroxide
Etched PtCu nanowires (NWs) were synthesized by a hydrothermal reaction and chemical etching process. The NWs are shown to be viable peroxidase (POx) mimics capable of catalyzing the oxidation of the substrate...
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Article
Tuning Pt–Cu nanostructures by bromide ions and their superior electrocatalytic activities for methanol oxidation reaction
Dendritic Pt–Cu nanoparticles were synthesized by a facile one-step method with the help of surfactant Brij58 at room temperature, and we also studied the effects of different Pt–Cu ratios on the morphology an...
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Article
Colorimetric Detection of Ascorbic Acid Based on the Trigger of Gold Nanoparticles Aggregation by Cr(III) Reduced from Cr(VI)
Au nanoparticles (AuNPs) dispersed in water were stabilized by tripolyphosphate (P3O105-). When Cr2O72- (Cr(VI)) was present, the AuNPs did not change; when Cr3+ (Cr(III)) was present, the AuNPs would aggregate b...
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Article
A colorimetric assay for Hg(II) based on the use of a magnetic aptamer and a hybridization chain reaction
We describe a colorimetric assay for mercury(II) ion. It is based on a hybridization chain reaction (HCR) and the use of Fe3O4@Au nanoparticles (NPs). Aptamers specific for Hg(II) were immobilized on the surface ...
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Article
Reduced reabsorption and enhanced propagation induced by large Stokes shift in quantum dot-filled optical fiber
With tunable emission wavelength, high photoluminescence quantum yield, and broad absorption, colloidal quantum dots are attractive for the application in optical fiber as dopants. However, most of the quantum...
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Article
Ultrasensitive aptamer-based thrombin assay based on metal enhanced fluorescence resonance energy transfer
A sensitive “on-off” fluorescent protocol for thrombin detection is demonstrated. Firstly, thrombin aptamers which hybridize with labeled help DNA were immobilized on the surface of Ag@SiO2 nanoparticles (NPs). T...
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Article
Open AccessSynthesis of Nitrogen and Sulfur Co-doped Carbon Dots from Garlic for Selective Detection of Fe3+
Garlic was used as a green source to synthesize carbon dots (CDs) with a systematic study of the optical and structure properties. Ethylenediamine was added into the synthesis to improve the photoluminescence ...
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Article
Studying of the photoluminescence characteristics of Au(0)@Au(I)-thiolate core–shell nanoclusters
The photoluminescence characteristics of Au(0)@Au(I)-thiolate Core–shell nanoclusters (Au-NCs), whose size is <2 nm, are investigated. We use the time-resolved single-photon counting technique and the transie...
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Article
Multiparameter-dependent spontaneous emission in PbSe quantum dot-doped liquid-core multi-mode fiber
A theoretical model was established in this paper to analyze the properties of 3.50 and 4.39 nm PbSe quantum dot-doped liquid-core multi-mode fiber. This model was applicable to both single- and multi-mode fib...
