uv-light irradiation
Degradation of Diclofenac in Molecularly Imprinted Polymer Submicron Particles by UV Light Irradiation and HCl Acid Treatment
... The UV irradiation setup consisted of four low-pressure mercury lamps (Phillips UV-C germicidal lamps, TUV 15W/G15 T8, Somerset, NJ, USA) emitting monochro- matic ultraviolet light at ...nm. ...
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Photodegradation of Methylene Blue in Fe2O3–Oxalate Suspension Under UV Light Irradiation
... light illumination. It was observed that, with the increase of initial concentration of MB, degradation gradually decreases (Figure 6). Since, a definite amount of Fe(III) catalyst produces definite amount of ...
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Response surface methodology: photodegradation of methyl orange by CuO/ZnO under UV light irradiation
... The effects of the independent variables and combined effects of each independent variable on the response variable were illustrated by 3D response surface plots. Figure 9a presented the effect of the mass loading of ...
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Comparative Study of Synergistic Effects of Antibiotics with Triangular Shaped Silver Nanoparticles, Synthesized Using UV Light Irradiation, on Staphylococcus aureus and Pseudomonas aeruginosa
... exposed to UV irradiation, 10 ml of tea extract is added to the solution using a syringe fitted in the cork, placed at one of three necks of the flask. Initially a plane yellow colloidal solution was ...
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Fabrication Fe3O4/SiO2/TiO2 Nanocomposites and Degradation of Rhodamine B Dyes under UV Light Irradiation
... Recycling and reusing of catalyst is an important factor to produce capable and low cast catalysts. Silica coated magnetic nanoparticles (Fe 3 O 4 /SiO 2 ) were synthesized via a simple sol-gel method with the aid of ...
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Graphene Oxide Polymer Composite Langmuir Films Constructed by Interfacial Thiol Ene Photopolymerization
... The thiol-functionalized GO-SH material can serve as building blocks for preparation of Langmuir films and subsequent in situ interfacial thiol-ene photopolymeriza- tion under UV light irradiation by ...
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Photocatalytic removal of phenol over mesoporous ZnO/TiO2 composites
... under UV light irradiation for 1-3 hours at room ...under UV light irradiation, but also unable to be degraded under UV light irradiation without the ...
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Photocatalytic degradation of indigo carmine dye over calcium zirconate catalyst under uv irradiation
... method and extensively characterized by XRD, SEM, TGA, DTA, Reflectance spectroscopy, BET surface area and powder density. Indigo carmine (IC) dye was used as model pollutant to study its photocatalytic degradation under ...
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One-Step Synthesis of Anatase Nanocrystalline TiO2 at a Low Temperature for High Photocatalytic Performance
... slightly higher than that of P25 due to its high specific area. The self-degradation of methyl orange was not obvious, which indicates that the stabilization of methyl orange is reliable under UV light ...
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A Low Temperature Hydrothermal Synthesis of ZnO Doped SnO2 Nanoparticles with High Photocatalytic Activity
... with irradiation time. After UV light irradiation, not only the main absorbance in visible region decreases dramatically with irradiation time, but also the peak in the UV region ...
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Improvement of Noble Metal Based Photocatalysts by Spray Pyrolysis Processes39-54
... Recently, Siriwong et al. synthesised a series of Pd-doped ZnO materials by one-step FSP. Photocatalysts were tested for the degradation of three different substrates under UV light irradiation and ...
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Microwave Synthesis, Characterization and Photocatalytic Properties of SnO2 Nanoparticles
... the solution concentration or absorbance before and after degradation of MB aqueous solution, respectively. This apparent rate constant for degradation of dye was ob- tained by calculating the correlation between the ...
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Cobalt oxide-modified titanium dioxide nanoparticle photocatalyst for degradation of 2,4-dichlorophenoxyacetic acid
... under UV light irradiation. Prior to irradiation, the sample (50 mg) was dispersed in 2,4-D solution (50 mL, ...under irradiation by a 200 W Xe-Hg lamp, which light intensity was ...
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Photocatalytic reduction synthesis of SrTiO3 graphene nanocomposites and their enhanced photocatalytic activity
... to UV light irradiation from a 15-W low-pressure mercury lamp for 5 h under mild ...the irradiation, the color of the mix- ture changed from brown to black, indicating the ...
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Durability of isocyanate resin adhesives for wood V: changes of color and chemical structure in photodegradation
... (UV) light irradiation on the color and chemical structure of water-cured polymeric diphenylmethane diisocyanate (PMDI) was investigated using a UV long-life fade ...without UV ...
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Fabrication Of Synergetic Photocatalysts - Biobr And Gd-Biobr And Study Of Its Photodegrative Efficiency Under Uv Light For Rhodamine-B
... In this paper, we summarized a method of fabrication of Pure BiOBr and Gd-BiOBr photocatalysts by solvothermal method and characterization by UV, XRD, SEM and EDAX analysis. The morphological studies showed that ...
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A novel material of cross linked styrylpyridinium salt intercalated montmorillonite for drug delivery
... A facile synthesis of a styrylpyridinium salt (SbQ)/montmorillonite (MMT) via cationic exchange interactions between styrylpyridinium species (specifically SbQ) and MMT platelets is reported in this work. The SbQ-MMT ...
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Structural , and Photochromic Properties of Thermally Evaporated E-3-(Adamantan -2-Ylidene)-4-[1 - (2,5-Dimethy-3furyl) Ethyldene] Dihydro-2,5-Furandione Thin Films
... nm UV light and during 38 min and return to E-isomer by Vis light and after 110 min ...upon UV irradiation became larger and the E to C isomerization quantum became smaller when the ...
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Diameter sensitive biocompatibility of anodic TiO2 nanotubes treated with supercritical CO2 fluid
... treated nanotubes recover their surface wettability after being irradiated with the UV light. This also agrees with the XPS result that C-H signal diminishes in the UV light-irradiated sample. ...
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The application of a novel fluidised photo reactor under UV Visible and natural solar irradiation in the photocatalytic generation of hydrogen
... While the importance of mass transfer is well understood in photocatalytic processes along with the elimination of such effects, there are few examples in the literature which investigate the impact of varying the level ...
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