A5029071674- Electrochemical sensors and biosensors
- Carbon and Quantum Dots Applications
- Advanced Photocatalysis Techniques
- TiO2 Photocatalysis and Solar Cells
- Conducting polymers and applications
- Advanced Chemical Sensor Technologies
- Nanomaterials for catalytic reactions
- Luminescence Properties of Advanced Materials
- Catalytic Processes in Materials Science
- Advanced biosensing and bioanalysis techniques
- Analytical Chemistry and Sensors
- Advanced Nanomaterials in Catalysis
- Adsorption and biosorption for pollutant removal
- Glass properties and applications
- Heavy Metal Exposure and Toxicity
- Analytical Methods in Pharmaceuticals
- Pigment Synthesis and Properties
- Selenium in Biological Systems
- Electromagnetic wave absorption materials
- Botanical Research and Applications
- ZnO doping and properties
- Gout, Hyperuricemia, Uric Acid
- Graphene and Nanomaterials Applications
- Cooperative Communication and Network Coding
- Acoustic Wave Resonator Technologies
Da Nang University of Technology
2021-2024
University of Da Nang
2016-2024
University of Education
2016-2023
Hue University
2021
Duy Tan University
2021
In this work, graphitic carbon nitride (g-C3N4)/titanium dioxide (TiO2) nanoparticles with heterostructures were synthesized in situ from a mixture of melamine and peroxo-titanium complexes calcination process. The TiO2 are well-dispersed on the g-C3N4 nanosheets. prepared TiO2/g-C3N4 composites have heterostructure excellent photocatalytic activity for decomposing methylene blue (MB) under visible light irradiation. as-obtained embroiled has much larger surface area than its components...
A simple approach was developed to synthesize cobalt ferrite nanoparticles/graphene quantum dots (CF/GQDs). The material prepared from a homogeneous mixture of iron nitrate, and starch at 140, 180 200 °C in 24 h thermal hydrolysis process. obtained materials were characterised by using X-ray diffraction, scanning electron microscopy, transmission ultraviolet–visible diffuse reflectance spectroscopy, Fourier-transform infrared photoluminescence vibrating-sample magnetometry, nitrogen...
In the present article, synthesis of zeolite imidazole framework-11 (ZIF-11) by ultrasonic-assisted hydrothermal process and its application as an electrode modifier for electrochemical determination uric acid in urine are demonstrated. The obtained materials were characterized X-ray diffraction (XRD), scanning electron microscopy (SEM), nitrogen adsorption/desorption isotherms. It was found that ZIF-11 with rhombic dodecahedron topology high surface area (1066 m2.g-1) synthesized a certain...
A facial differential pulse voltammetric procedure using a glassy carbon electrode modified with zeolite imidazolate framework-67/graphitic nitride (ZIF-67/ g-C 3 N 4 ) for the diclofenac (DCF) determination is demonstrated. ZIF-67/ different mass ratios of components was synthesized in self-assembly process. The obtained materials were characterized by X-ray diffraction, scanning electron microscopy (SEM), EDX-mapping, and nitrogen adsorption/desorption isotherms. peak current varies...
In the present paper, composite of zeolite imidazolate framework-11 (ZIF-11) and activated carbon derived from rice husks (RHAC) was synthesized. The obtained materials were characterized by XRD, SEM, EDX-mapping, nitrogen adsorption/desorption isotherms. final ZIF-11/RHAC exhibits an even dispersion ZIF-11 particles on matrix. Herein, electrochemical sensor based a developed for rapid determination triclosan (TCS). It found that oxidation TCS is irreversible involves transfer one electron....
Herein, the single-atom Ni site heterogeneous catalysts supported by UiO-66 structure (University of Oslo-66 metal organic framework) were successfully synthesized a postsynthetic metalation method, where ions are covalently attached to missing-linker defect sites at zirconium oxide clusters (Zr6O4(OH)4) in as-prepared structure, [Zr6O4(OH)4(BDC)(DMF)10(OH)10] (BDC (benzene-1,4-dicarboxylate), DMF (dimethylformamide)). The properties characterized using powder X-ray diffraction (PXRD),...
Porous TiO 2 /activated carbon (AC) material was synthesized by grafting peroxo-hydro titanium complexes to rice husk-derived activated carbon. It found that the morphology of /AC consists fine particles highly dispersed on AC matrix. The obtained composites with high surface area and a red shift exhibit an excellent adsorption performance in both single trinary system toward methylene blue (MB), methyl orange (MO), (MR). isotherm models including extended Langmuir, P-factor, ideal adsorbed...
In this work, the zinc/cobalt‐based zeolite imidazolate frameworks ((Co/Zn)ZIFs) were synthesized with solvothermal method. The obtained material was characterized by utilizing scanning electron microscopy (SEM), X‐ray diffraction (XRD), UV‐Vis diffusive reflectance spectroscopy, and nitrogen adsorption‐desorption isotherms. XRD SEM analyses show that (Co/Zn)ZIFs are composed of nanocrystals polyhedral shapes around 50–100 nm belong to I‐43m space group as those ZIF‐8 ZIF‐67. Optical studies...
In the present work, ZnO/<i>g</i>-C<sub>3</sub>N<sub>4</sub>/biochar was prepared, and it used for visible-light driven photocatalytic degradation of some colorants (methylene blue, rhodamine B, methyl orange) antibiotics (doxycycline, ciprofloxacin, amoxicilline). Biochar prepared by pyrolysing <i>Phragmites australis</i> biomass. The composite synthesized with alkaline hydrolysis method. obtained materials were characterized X-ray...
Abstract Bismuth oxyiodide (BiOI) particles were successfully fabricated through solvothermal activation using bismuth (III) nitrate pentahydrate and potassium iodide as precursors. The photocatalytic activities of BiOI investigated under the influence synthesis temperature (120–200 °C) with a fixed duration 12 h. physical-chemical properties samples systematically X-ray diffraction, scanning electron microscopy, N 2 -sorption isotherm techniques, pH point zero charge (pH pzc ). prepared...
A TiO 2 /graphene quantum dots composite (TiO /GQDs) obtained by in situ synthesis of GQDs, derived from coffee grounds, and peroxo titanium complexes was used as electrode modifier the simultaneous electrochemical determination uric acid hypoxanthine. The /GQDs material characterized photoluminescence, X-ray diffraction, Raman spectroscopy, high-resolution transmission electron microscopy, energy-dispersive mapping. /GQDs-GCE exhibits better activity for hypoxanthine than GQDs/GCE or /GCE...
The synthesis of flower-like cadmium sulfide (CdS) with the presence amino acid as a shaping agent is exposed in present study. influence two different acids (alanine and phenylalanine) on morphology photocatalytic ability obtained (denoted A-CdS P-CdS) compared. characteristics materials are clarified by methods including X-ray diffraction (XRD), Raman spectrum, energy-dispersive spectroscopy (EDS), scanning electron microscopy (SEM), nitrogen adsorption/desorption isotherms (BET),...
Abstract In the present paper, Ag‐Au bimetallic nanoparticles (Ag‐AuNPs) was prepared by simultaneous reduction of silver and gold with dextran solution. A novel glassy carbon electrode (GCE) modified Ag‐AuNPs employed for voltammetric determination acetaminophen (ACT). The were characterized UV‐visible spectroscopy method which confirmed homogeneous formation alloy nanoparticles. Transmission electron microscopy (TEM) revealed that synthesized nanoparticles’ size in range 20‐50 nm....