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Looking by grazing incidence small angle x-ray scattering at gold nanoparticles supported on rutile TiO2(110) during CO oxidation
gold nanoparticles rutile TiO2(110)
2009/7/28
The catalytic activity of oxide-supported gold
nanoparticles depends crucially on their size. The
present work describes a dedicated set-up in which
particle size is determined by grazing incidence...
Impact of gold nanoparticles combined to X-Ray irradiation on bacteria
gold nanoparticles X-Ray
2009/7/28
Recent increase of multi drug-resistant bacteria
represents a crucial issue of public health. As
novative approaches are required to face that
problem, those emerging from nanotechnology are
of gr...
Gold nanoparticles designed for combining dual modality imaging and radiotherapy
Gold nanoparticles combining
2009/7/28
The synthesis of gold nanoparticles functionalized
by gadolinium chelates constitutes an attractive way
for combining imaging and therapy. The presence of
gadolinium chelates allows monitoring thei...
Tunable Infrared Absorption by Metal Nanoparticles: The Case for Gold Rods and Shells
Metal Nanoparticles Gold Rods
2009/7/28
Nanoparticles of elements such as Au, Al or Ag have
optical extinction cross-sections that considerably
surpass their geometric cross-sections at certain
wavelengths of light. While the absorption ...
Surfactant Directed Chemical Vapour Deposition of Gold Nanoparticles with Narrow SizeDistributions
Vapour Deposition Gold Nanoparticles
2009/7/28
Gold nanoparticle arrays are currently of great interest due to
their unique and tunable optical and electrical properties.
(1-5) Several applications of these materials have been
suggested, such a...
Low temperature methane oxidation on differently supported 2 nm Au nanoparticles
Gold TiO2 Al2O3 ZnO Catalysis
2009/7/28
Low temperature CH4 oxidation was studied on 2 nm
gold nanoparticles supported on various metaloxides.
The differences in reaction rates for the
different systems suggest that the support material
...
Generation of size-selected gold nanoparticles by spark discharge – for growth of epitaxial nanowires
spark discharge epitaxial nanowires
2009/7/28
One-dimensional semiconductor nanowires are a
promising candidate for future electronic devices.
The epitaxial growth of nanowires is often mediated
by metal seed particles, usually gold particles....
Towards a practical solution for removing inorganic mercury from drinking water using gold nanoparticles
Adsorption Gold nanoparticles Drinking water
2009/7/28
We describe an innovative approach based onalloying of metals to remove metal ions romdrinking water. A novel adsorbent, gold nanoparticlesupported on alumina, was developed for theremoval of inorgani...
Growing and stability of gold nanoparticles and their functionalization by cysteine
gold sodium-citrate nanorods cysteine
2009/7/28
Gold nanoparticles in aqueous dispersion wereprepared using the trisodium citrate reduction
method to control the size of particles by changingthe concentration of HAuCl4. The average particlesize me...
Effect of gold nanoparticles on the respiratory activity of peritoneal macrophages
Colloidal gold nanoparticles Respiratory activity
2009/7/28
This work was undertaken to investigate the effectof antigen-conjugated gold nanoparticles on thefunctional activity of cells of the reticuloendothelialsystem. Experiments using rat and mouse peritone...
Catalytically active gold sites: nanoparticles, borderline sites, clusters, cations, anions? FTIR spectra analysis of 12CO and of 12CO-13CO isotopic mixtures
gold nanoparticles nanoclusters
2009/7/28
The analysis of FTIR absorption spectra of CO and of12CO-13CO isotopic mixtures is reported for goldcatalysts supported on a number of oxides.Relationships between the nanostructure and the COadsorbin...
Ultrahydrophobic Textiles Using Nanoparticles: Lotus Approach
Ultrahydrophobic Textiles Nanoparticles
2009/7/21
It is well established that the water wettability of ma-terials is governed by both the chemical composition and the geometrical microstructure of the surface.1 Traditional textile wet processing trea...
Immunochromatographic assay using gold nanoparticles for measuring salivary secretory IgA in dogs as a stress marker
immunochromatographic assay secretory immunoglobulin A (sIgA) nonionic surfactant
2010/1/19
The concentration of salivary secretory immunoglobulin A (sIgA) is a well-known stress marker for humans. The concentration of salivary sIgA in dogs has also been reported as a useful stress marker. I...
Laser Processing for Fabrication of Silicon Nanoparticles and Quantum Dot Functional Structures
Laser ablation Silicon Nanoparticles
2009/6/12
We have developed technologies for fabricating nanoparticles of high purity and homogeneous size, and for synthesizing them into new quantum functional structures, such as fine definition luminous dev...
Synthesis of Metal Nanoparticles and Fabrication for Functional Micro-Composite Circuits by Laser Ablation
Nanoparticle Pulsed laser ablation Differential mobility analyzer
2009/6/12
The purpose of this research is to develop new fabricating technology for a heat-resistant microcircuit substrate with high quality nanoparticles synthesized using Nd:YAG lasers. The nanoparticles of ...