Sharif Digital Repository

Nanoparticle catalysts

Author

Zaker Moshfegh, A. R.

Pub. Year

2009

Subjects

1D nanostructures. / Antibacterial effects. / Catalytic activity. / Catalytic reactions. / Chemical preparation. / Gas sensors. / Gasphase. / High surface-to-volume ratio. / Multi-Wall Carbon Nanotubes. / Nanoparticle catalysts. / Organic dye. / Photo catalytic degradation. / Photoelectrochemicals. / Technological process. / ZnO nanowires. / Carbon nanotubes. / Electric wire. / Fuel cells. / Gas fuel storage. / Industrial applications. / Multiwalled carbon nanotubes (MWCN) / Nanoparticles. / Photocatalysis. / Photodegradation. / Zinc oxide. / Catalysis.

The effect of Au/Ag ratios on surface composition and optical properties of co-sputtered alloy nanoparticles in Au-Ag:SiO2 thin films

Author

Sangpour, P.

Pub. Year

2009

Subjects

Absorption band. / Absorption wavelengths. / AFM image. / AFM observation. / Ag nanoparticle. / Alloy nanoparticle. / Alloy nanoparticles. / Alloy particles. / Annealing temperatures. / Au-Ag alloy nanoparticles. / Bimetallic systems. / Co-sputtering. / Core levels. / Gold-silver alloy. / Lateral force microscopy. / Metallic nanoparticles. / Metallic state. / Negative shift. / Optical absorption. / Plasmon resonance absorption. / Reactive magnetron co-sputtering. / Red shift. / Sputtered alloys. / Surface compositions. / Surface plasmon band. / UV visible absorption spectrum. / XPS. / Absorption. / Alloys. / Atmospheric temperature. / Atomic force microscopy. / Binding energy. / Binding sites. / Concentration (process) / Gold. / Gold deposits. / Light absorption. / Nanoparticles. / Nuclear energy. / Optical properties. / Particle size. / Plasmons. / Potential energy. / Silicon compounds. / Silver alloys. / Sputter deposition. / Surface diffusion. / Thin films. / Three dimensional. / X ray photoelectron spectroscopy. / Silver.

Photo-degradation of methelyne blue over V2O5- TiO2 nano-porous layers synthesized by micro arc oxidation

Author

Bayati, M. R.

Pub. Year

2010

Subjects

Vanadium oxide. / Applied voltages. / Band gap energy. / Methylene blue solution. / Microarc oxidation. / Nano-porous. / Porous layers. / TiO. / Titania layers. / UV irradiation. / Vanadia-titania. / Vanadium oxide. / Vanadium oxides. / Vanadium pentoxide. / Catalysis. / Cavity resonators. / Oxidation. / Oxide minerals. / Rate constants. / Titanium. / Titanium dioxide. / Vanadium. / Vanadium alloys. / Vanadium compounds. / Titanium oxides.

Growth of Na0.3WO3 nanorods for the field emission application

Author

Azimirad, R.

Pub. Year

2009

Subjects

1D nanostructures. / Chemical state. / Cubic crystalline. / Field emission application. / Field enhancement factor. / Room temperature. / SEM. / Soda lime. / Solid-liquid-solid mechanisms. / Tubular furnaces. / Tungsten films. / UHV chambers. / XPS measurements. / XRD , TEM. / Field emission. / Field emission cathodes. / Nanorods. / Sodium. / Tungsten. / Nanobelts.

A study on the effects of Fex/Niy/MgO(1-x-y) catalysts on the volumetric and electrochemical hydrogen storage of multi-walled carbon nanotubes

Author

Reyhani, A.

Pub. Year

2010

Subjects

Fe/Ni/MgO. / MWCNTs. / Volumetric and electrochemical techniques. / Defective sites. / Desorption temperatures. / Electrochemical analysis. / Electrochemical hydrogen storage. / Electrochemical techniques. / Hydrogen adsorption. / Hydrogen storage capacities. / Maximum values. / Mean diameter. / Optimum temperature. / Stored hydrogen. / Surface area. / Thermal gravimetric analysis. / Two-regime. / Carbon nanotubes. / Desorption. / Gas adsorption. / Gravimetric analysis. / Hydrogen. / Multiwalled carbon nanotubes (MWCN) / Nickel. / Hydrogen storage.

Growth and field emission study of molybdenum oxide nanostars

Author

Khademi, A.

Pub. Year

2009

Subjects

Chemical state. / Crystalline thin films. / Emission performance. / Emission properties. / Enhancement factor. / Field emission property. / In-vacuum. / Molybdenum oxides. / Nanostar. / New structures. / Silicon substrates. / Special structure. / TEM observations. / Thermal vapor depositions. / Vacuum gap. / XPS analysis. / XRD analysis. / Crystalline materials. / Field emission. / High resolution transmission electron microscopy. / Microelectronics. / Molybdenum. / Molybdenum compounds. / Nanostructures. / Scanning electron microscopy. / Vacuum. / Vacuum applications. / X ray diffraction. / X ray diffraction analysis. / X ray photoelectron spectroscopy.

Oxidized graphitic carbon nitride nanosheets as an effective adsorbent for organic dyes and tetracycline for water remediation

Author

Yousefi, M.

Publisher

Elsevier Ltd,

Pub. Year

2019

Subjects

Electron emission spectroscopy. / SEM. / Carbon nitride. / Electron emission. / Emission spectroscopy. / Exfoliation (materials science) / Nanostructured materials. / Nitrides. / Scanning electron microscopy. / Thermal expansion. / Water pollution. / Competitive performance. / Dispersibilities. / Exposed surfaces. / Graphitic carbon nitrides. / High adsorption capacity. / Surface functional groups. / Wastewater pollutants. / Water remediation. / Oxidation.

Extended gibbs free energy and laplace pressure of ordered hexagonal close-packed spherical particles: A wettability study

Author

Bayat, A.

Publisher

American Chemical Society,

Pub. Year

2021

Subjects

Free energy. / Gibbs free energy. / Laplace transforms. / Pressure gradient. / Spheres. / Superhydrophilicity. / Superhydrophobicity. / Wetting. / Hexagonal close packed. / Laplace pressure. / Particle radii. / Spherical particle. / Theoretical calculations. / Wetting angle. / Wetting property. / Contact angle. / Calculation. / Contact angle. / Hydrophilicity. / Pressure gradient. / Wettability.

Sustainable superhydrophobic branched hierarchical ZnO nanowires: Stability and wettability phase diagram

Author

Ebrahimi, M.

Publisher

Elsevier B.V,

Pub. Year

2021

Subjects

Contact angle. / Hydrophobicity. / II-VI semiconductors. / Nanowires. / Phase diagrams. / Pressure. / Stability. / Surface properties. / Cassie-baxte. / Critical pressures. / Hierarchical. / Methyltrimethoxysilane. / Super-hydrophobic surfaces. / Superhydrophobicity. / W state. / ZnO. / ZnO nanowires. / ZnO NWs. / Zinc oxide.