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Article
Fabrication of noble-metal-free NiS2/g-C3N4 hybrid photocatalysts with visible light-responsive photocatalytic activities
Nanocomposites of NiS2 with graphitic carbon nitride (NiS2/g-C3N4) have been successfully synthesized by means of a facile hydrothermal method. The photocatalytic activities of as-prepared samples were evaluated ...
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Article
Solvothermal engineering of bismuth molybdate with C3N4 nanosheets, and enhanced photocatalytic activity
Microsphere Bi2MoO6 was fabricated and surface engineered by coupling with C3N4 nanosheets in a one-pot solvothermal reaction. The composites obtained have enhanced visible light absorption, improved separation o...
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Article
Deposition of Ag nanoparticles on g-C3N4 nanosheet by N,N-dimethylformamide: Soft synthesis and enhanced photocatalytic activity
Plasmonic Ag nanoparticles (AgNPs) with narrow distribution were successfully loaded on graphitic carbon nitride (g-C3N4) sheet by thermal polymerization of melamine precursor and a simple wet-chemical pathway in...
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Article
Silver nanoparticles stabilized by bundled tungsten oxide nanowires with catalytic and antibacterial activities
An in situ redox reaction was developed to synthesize bundled tungsten oxide (WO3@W18O49) ultrafine nanowires (BUNs) loaded with Ag nanoparticles using weakly reductive W18O49 and oxidative silver nitrate as prec...
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Article
CTAB-assisted synthesis and characterization of Bi2WO6 photocatalysts grown from WO3·0.33H2O nanoplate precursors
Using WO3·0.33H2O nanoplates as precursors in cetyltrimethylammonium bromide (CTAB)-assisted processes, bismuth tungstate (Bi2WO6) nanonests and nanosheets were successfully prepared by a facile hydrothermal meth...
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Article
Hydrothermal synthesis and properties of BiVO4 photocatalysts
Bismuth vanadate (BiVO4) hierarchical spheres were synthesized successfully by a facile hydrothermal approach without any additive by using novel vanadium-based nanosheets as precursors. The results indicated tha...
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Article
Synthetic bismuth silicate nanostructures: Photocatalysts grown from silica aerogels precursors
Bismuth silicate with two morphologies (nanoflowers/nanoplates) was successfully fabricated with silica aerogels via a hydrothermal method in polyvinylpyrrolidone (PVP)-mediated processes for the first time. T...
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Article
Output characteristics of square and circular resonator microlasers connected with two output waveguides
Square and circular resonator microlasers connected with two output waveguides are investigated for correlation of output powers from the two output ports. The square resonator microlasers with two output wave...
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Article
UV-resistant hydrophobic rutile titania aerogels synthesized through a nonalkoxide ambient pressure drying process
The hydrophobic rutile titania aerogels were successfully prepared by nonalkoxide ambient pressure drying through a modification process. The resulted materials were characterized by x-ray diffraction, scannin...
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Article
Tunable synthesis of enhanced photodegradation activity of brookite/anatase mixed-phase titanium dioxide
Using titanium sulfate, Ti(SO4)2, as precursor and sodium hydroxide, NaOH, as adjusting reagent, pure brookite, pure anatase, and mixed-phase titanium dioxide (TiO2) with tunable brookite/anatase ratios were synt...
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Article
Photoenhanced degradation of rhodamine blue on monometallic gold (Au) loaded brookite titania photocatalysts activated by visible light
Brookite titania nanomaterials modified with gold nanoparticles (NPs) Au–TiO2 were prepared in this research. The photocatalytic activity of the prepared composite was assessed by the photodegradation of organic ...
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Article
Adsorption of lambda-cyhalothrin and cypermethrin on two typical Chinese soils as affected by copper
Pesticides and heavy metals pollution in soil environment has become a serious problem in many countries including China. Repeated applications of bordeaux mixture (a blend of copper sulfate and calcium hydrox...
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Article
A Highly Efficient Catalyst Au/MCM-41 for Selective Oxidation Cyclohexane Using Oxygen
The liquid-phase highly efficient selective oxidation cyclohexane to cyclohexanol and cyclohexanone over Au/MCM-41 catalyst was carried out in a solvent-free system, which oxygen as the only oxidant and the re...