A5054153670- Nanoplatforms for cancer theranostics
- Luminescence and Fluorescent Materials
- Advanced biosensing and bioanalysis techniques
- Quantum Dots Synthesis And Properties
- Nanocluster Synthesis and Applications
- Advanced Nanomaterials in Catalysis
- Molecular Sensors and Ion Detection
- Luminescence Properties of Advanced Materials
- Electrocatalysts for Energy Conversion
- Nanoparticle-Based Drug Delivery
- Advanced Photocatalysis Techniques
- Lanthanide and Transition Metal Complexes
- Gold and Silver Nanoparticles Synthesis and Applications
- Carbon and Quantum Dots Applications
- Catalytic Processes in Materials Science
- X-ray Diffraction in Crystallography
- Protein Interaction Studies and Fluorescence Analysis
- Crystallization and Solubility Studies
- Electrochemical sensors and biosensors
- Electrochemical Analysis and Applications
- Advanced MRI Techniques and Applications
- Nanomaterials for catalytic reactions
- Inorganic Fluorides and Related Compounds
- Analytical chemistry methods development
- Perovskite Materials and Applications
Beijing University of Chemical Technology
2016-2025
XinHua Hospital
2025
William Harvey Research Institute
2025
Queen Mary University of London
2025
George Mason University
2016-2024
Sichuan Agricultural University
2022-2024
Wenshan University
2024
China University of Mining and Technology
2022-2023
Southern Medical University
2018-2022
North China Electric Power University
2022
A pair to fret about: Biotinylated phosphor nanoparticles that emit upconversion luminescence have been taken with biotinylated Au nanoparticles, which act as energy acceptors, and the has applied determination of trace amounts avidin based on fluorescence resonant transfer (FRET; see picture).
Single-atom metal–nitrogen–carbon (M–N–C) catalysts have sparked intense interests, but the catalytic contribution of N-bonding environment neighboring M–N4 sites lacks attention. Herein, a series Fe–N–C nanoarchitectures been prepared, which confer adjustable numbers atomically dispersed Fe–N4 sites, tunable hierarchical micro-mesoporous structures and intensified exposure interior active sites. The optimization between single carbon matrix delivers superior oxygen reduction reaction...
A range of nearly monodispersed NaYF4 single-crystal nanorods, hexagonal nanoplates, and nanoparticles have been successfully prepared via a facile wet chemical technology. Varying the dopants leads to different luminescence. These as-prepared nanocrystals not only present novel room-temperature downconversion (DC) upconversion (UC) fluorescence but can also be transparently dispersed in cyclohexane. The effects reaction temperature time, doped ion concentration, ratio NaF Ln(NO3)3, reactant...
To demonstrate their applications in biological and medical fields such as immunoassays, magnetic separation of cells or proteins, drug gene delivery, resonance imaging, the template-free syntheses water-soluble surface functionalized nanomaterials have become essential are challenging. Herein, we developed a facile one-pot method for preparation amine-functionalized magnetite nanoparticles hollow nanospheres by using FeCl(3)6 H(2)O single iron source. These were characterized TEM, SEM, XRD,...
Incorporating oxophilic metals into noble metal-based catalysts represents an emerging strategy to improve the catalytic performance of electrocatalysts in fuel cells. However, effects distance between metal and active sites on have rarely been investigated. Herein, we report ultrasmall (∼5 nm) Pd-Ni-P ternary nanoparticles for ethanol electrooxidation. The activity is improved up 4.95 A per mgPd, which 6.88 times higher than commercial Pd/C (0.72 mgPd), by shortening Pd Ni sites, achieved...
In this article, we report the synthesis of bifunctional Au-Fe3O4 nanoparticles that are formed by chemical bond linkage. Due to introduction Au nanoparticles, resulting can be easily modified with other functional molecules realize various nanobiotechnological separations and detections. Here, as an example, demonstrate as-prepared nitrilotriacetic acid through Au–S interaction used separate proteins simply assistance a magnet. Bradford protein assay sodium dodecyl sulfate–polyacrylamide...
Plants and photosynthetic bacteria contain protein−molecular complexes that harvest photons with nearly optimum quantum yield an expected power conversion efficiency exceeding 20%. In this work, we demonstrate the integration of electrically active in solid-state devices, realizing photodetectors photovoltaic cells internal efficiencies approximately 12%. Electronic devices is achieved by self-assembling oriented monolayer complexes, stabilizing them surfactant peptides, then coating a...
A facile wet chemical synthesis method was used to prepare a range of single-crystal Na(Y1.5Na0.5)F6 nanorods with controllable aspect ratios. Their novel multicolor upconversion (UC) fluorescence has been successfully realized by doping Yb3+/Er3+ (green) and Yb3+/Tm3+ (blue) ion pairs. When doped Eu3+ Tb3+ ions, the strong red green downconversion (DC) also observed, respectively. Being covered oleic acids, these luminescent have transparently dispersed in nonpolar solvent. For their unique...
Rapid, sensitive, and selective detection of explosives such as 2,4,6-trinitrotoluene (TNT) 2,4,6-trinitrophenol (TNP), especially using a facile paper sensor, is in high demand for homeland security public safety. Although many strategies have been successfully developed the TNT, it not easy to differentiate influence from TNP. Also, few methods were demonstrated In this work, via versatile method, 8-hydroxyquinoline aluminum (Alq3)-based bluish green fluorescent composite nanospheres...
Researchers design ultrathin Pt-Mo-Ni NWs as cost-effective, active, and durable electrocatalysts.
We report a highly efficient photocatalyst comprised of Cu7S4@Pd heteronanostructures with plasmonic absorption in the near-infrared (NIR)-range. Our results indicated that strong NIR facilitated hot carrier transfer from Cu7S4 to Pd, which subsequently promoted catalytic reactions on Pd metallic surface. confirmed such enhancement mechanism could effectively boost sunlight utilization wide range photocatalytic reactions, including Suzuki coupling reaction, hydrogenation nitrobenzene, and...
Supports can widely affect or even dominate the catalytic activity, selectivity, and stability of metal nanoparticles through various metal-support interactions (MSIs). However, underlying principles have not been fully understood yet, because MSIs are influenced by composition, size, facet both metals supports. Using Ru/TiO2 supported on rutile anatase as model catalysts, we demonstrate that interfacial compatibility critically control MSI modes performances in CO2 hydrogenation. Annealing...
Quantum dots (QDs)-based molecularly imprinted polymer (MIP) composite nanospheres were successfully prepared via a facile and versatile ultrasonication-assisted encapsulation method. Unlike the hydrogen-bond-based MIPs, these so-prepared QDs-MIP nanospheres, relying on interaction including van der Waals forces hydrophobic forces, demonstrated excellent selectivity in aqueous media. Their small particle sizes carboxyl-enriched matrixes give rise to their good dispersibility stability...
FeS<sub>2</sub>/carbon tightly anchored on carbon cloth was developed as a counter electrode for dye-sensitized solar cells with efficiency and stability exceeding those of Pt.
Abstract Solar steam generation is an efficient way for water purification. However, it still challenging to establish a system possessing high evaporation efficiency under natural sunlight condition with good durability. Herein novel, free‐floating nanoplatform constructed by gas foaming strategy, embedding plasmonic Cu 7 S 4 ‐MoS 2 ‐Au nanoparticles (CMA NPs) in porous polydimethylsiloxane (PDMS) matrix. The diffusion process creates 3D PDMS matrix low thermal conductivity and open...
Abstract The construction of biocompatible and trackable‐imaging single‐atom nanozymes (SAzymes) with efficient catalytic activities is particularly desirable. Here, cobalt/titanium oxide (Co/TiO 2 ) SAzymes are presented cobalt atomically dispersed on nanoporous hollow TiO using a cation‐exchange strategy. Significantly, by varying the calcination conditions, enzyme‐like activity can be enhanced tenfold. It determined that different treatments result in valence state shifts Co active site...
By combining magnetic-field-assisted bioseparation and concentration technology with magnetite nanoparticles, novel green upconversion (UC) fluorescence nanocrystals (NaYF4:Yb3+/Er3+) have been applied to the sensitive detection of DNA.
The best of both worlds: Multifunctional Fe3O4@[email protected] shell nanoparticles (see scheme; Fe3O4 is black, polymer blue, gold brown) display good dispersibility and stability in aqueous solution. Strong magnetization NIR absorption are preserved the core–shell structures. These features should facilitate biomedical applications, combining benefits MRI diagnosis, magnetically targeted delivery, photothermal ablation. Supporting information for this article available on WWW under...
Abstract Increasing the active edge sites of molybdenum disulfide (MoS 2 ) is an efficient strategy to improve overall activity MoS for hydrogen‐evolution reaction (HER). Herein, we report a synthesize ultrasmall donut‐shaped Cu 7 S 4 @MoS hetero‐nanoframes with abundant as alternatives platinum (Pt) HER electrocatalysts. These nanoframes demonstrate ultrahigh 200 mA cm −2 current density at only 206 mV overpotential using carbon‐rod counter electrode. The finding may provide guidelines...
This study provides a reliable strategy to tune the mechanoluminescent colors by adjusting weak intermolecular interactions.
We report the multifunctional nanocomposites (NCs) consisting of 19F-moieties grafted Cu7S4–Au nanoparticles (NPs) for negligible background 19F-magnetic resonance imaging (19F-MRI) and computed tomography (CT) guided photothermal therapy. The localized surface plasmon (LSPR) absorption can be reasonably tuned to in vivo transparent window (800–900 nm) by coupling Au (<10 nm, LSPR ∼530 with Cu7S4 (<15 ∼1500 into heterodimers. tests show that deeper light penetration 808 nm irradiation,...
Abstract The crucial issue for fuel cells is to improve the activity and durability of Pt‐based catalysts. Herein, based on short distance enhancement effects, a novel PtCo@NC catalyst with remarkably enhanced electrocatalytic properties methanol oxidation reaction (MOR) in acidic electrolytes developed by shortening Pt–Co active site distance. In brief, series catalysts different biatomic arrangement are precisely synthesized an situ reduction‐fusion method, achieving structural evolution...