Ag/TiO2
Photocatalytic Degradation of Organic Dyes Using Ag TiO2 Nanomaterials
... thus, extending the pH region where the photocatalyst surface is negatively charged. This inhibits the adsorption of negatively charged dye radicals such as the bisulphonic azo dye MO. The first order kinetic rate ...
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Ag/Tio2/AOF as an Easily Reused and Highly Active Catalyst for Dye Photo-Degradation
... sample contains Ag, Ti, N, O, Cl and C elements. The emergence of the Cl element can be ascribed to residual chlorine from the precursor solution. Figure 4B-4E show the high-resolution spectra of the N 1s, Ti 2p, ...
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Synthesis and Characterization of Pure and Ag TiO2 Modified Diatomaceous Aluminosilicate Ceramic Membranes for Water Remediation
... usually convert irreversibly to the equilibrium rutile phase upon heating above temperatures in the range 600 ˚C - 800 ˚C. Confirmed by the presence of the endothermic peaks, the pure and modified titanium oxide ...
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Evaluation of the antibacterial effects of Ag-Tio2 nanoparticles and optimization of its migration to sturgeon caviar (Beluga)
... The accurate determination of the released silver in samples was investigated by titration using the titrino instrument. The coatings of opened packages and the caviar samples inside were disposed and the covers were ...
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Carbon Nanofibers Containing Ag/TiO2 Composites as a Preliminary Stage for CDI Technology
... The results showed that, electrically conducting carbon nanofiber (CNF) mats were produced by using polyacry- lonitrile (PAN) via electrospinning. The CNF showed high capacitance and energy/power density values due to ...
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Study on Antibacterial Ag-TiO2 Nanocomposite for Water Purification
... method using titanium isopropoxide (TIP) as titanium precursor. Detailed characterization of the nanocoposite was carried out using SEM, particle size distribution and XRD analyses, which confirmed the presences of ...
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Effect Of Substrate On The Microstructure And Morphology Of Ag-TiO2 Sol Gel Coating
... TABLE OF CONTENT Abstrak i Abstract ii Dedication iii Acknowledgement iv Table of Content v List of Tables viii List of Figures ix List of Abbreviation, Symbols and Nomenclatures xi CHAP[r] ...
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Effect of Formation of Ag2Ti4O9 Phase on Photocatalytic Activity of Ag-TiO2 Nanocomposite
... Figure 8, implyimg that the charge carriers were separated more effectively, which reasonably led to a higher photocatalytic activity since the photo degradation reactions were evoked by these charge carriers. The 1 h ...
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Photocatalytic Destruction of Methylene Blue on Ag@TiO2 with Core/Shell Structure
... needs to control the precursor concentration. Preparation conditions and concentration of reducing agent to con- trol the size of noble metal particles in the mixture after the reaction should consider the temperature ...
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C@Ag/TiO2: A Highly Efficient and Stable Photocatalyst Active under Visible Light
... visible light irradiation was proposed (Figure 7). The achieved high efficiency may be attributed to three major improvements. Firstly, the more content of C@Ag in the compound, can not only improve the sbsorption ...
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Sol-gel Derived Ag/TiO2 and Ag-TiO2 Thin Films for Hydrophilic and Photocatalytic Application
... using XRD, UV-vis diffuse reflectance spectra (DRS), Field emission surface electron microscopy (FESEM), and Contact Angle measurement, while the chemical states of Ag was determined by X-ray photoelectron ...
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Aggregation Study of Ag TiO2 Composites
... and it is adsorbed onto the particle surface, preventing them from coming close to one another [16-19]. It is be- lieved that nanoparticles are covered by proteins imme- diately upon contact with a cell culture media and ...
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Nonpolar Resistive Switching in Ag@TiO2 Core Shell Nanowires
... Single NWs were contacted by electron beam lithography (EBL) after drop-casting a NW/isopropanol dispersion on a clean Si substrate (1 µm thermal oxide) with optical lithography- defined Ti/Au contact pads (5/25 nm). ...
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Electronic Structures of Ag and Au Adsorbed on TiO2(110) Surfaces by First Principles Calculations
... distance. Thus the adsorption energy of Ag is larger than that of Au. Here it should be noted that the O-rich surface itself may not stably exist. However, the catalyst of the nano- particles supported on the ...
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Fe3O4/SiO2/TiO2 Core-Shell Nanoparticles as Catalyst for Photoreduction of Ag(I) Ions
... for Ag(0) of photoreduction product. It suggests that the Ag(0) particles are formed and dispersed in the TiO 2 shell of the Fe 3 O 4 / SiO 2 /TiO 2 core-shell ...of Ag(I) to Ag(0) takes place ...
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Vol 46, No 2 (2016)
... the TiO2-Ag nanoparticles in the liposome presented effects of mosaic type: in some areas, it did not induce significant modifications, while in other areas, there were recorded some fragmentary ...of ...
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Ag nanoparticle deposited TiO2 nanotube arrays for electrodes of Dye sensitized solar cells
... A JEOL JEM-2100 F transmission electron microscope (TEM) equipped with a JEOL 2300 T energy-dispersive X-ray spectroscope (EDX) was used to study the disper- sion state of Ag nanoparticles in the TNT arrays. An ...
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Well Aligned TiO2 Nanotube Arrays with Ag Nanoparticles for Highly Efficient Detection of Fe3+ Ion
... with Ag nanoparticle deposition with durations of 30 s, 35 s, 40 s, and 45 s ...the Ag nanoparticles adsorbed on the wall of the nanotubes were approximately at 10 nm and 5 nm ...of Ag nanoparticles ...
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Nanostructured Ag<sup>+</sup>-substituted fluorhydroxyapatite-TiO<sub>2</sub> coatings for enhanced bactericidal effects and osteoinductivity of Ti for biomedical applications
... not Ag is present. The experimental HA coatings with the codoping of Ag and F ions were found to have integrated bactericidal and bioactive properties, which makes these coatings a prom- ising surface ...
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Ag and CoFe2O4 co-sensitized TiO2 nanowire for photocathodic protection of 304 SS under visible light
... eV correspond to Fe 2p3/2 and Fe 2p1/2, respectively. In addition, the Co 2p spectrum has two peaks centred at 779.9 and 802.4 eV, corresponding to Co 2p3/2 and Co 2p1/2. In Ma’s study [36], the two peaks centred at ...
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