427 datasets found

International audience

International audience

For various industrial applications, there is an urgent need to obtain cost effective coatings having the desired functional groups. Among such methods, dielectric...

Among a variety of new synthetic transformations, transition-metal-catalyzed reactions are some of the most attractive methodologies for synthesizing heterocyclic...

In the present work, titanium dioxide thin layers were prepared using anodic oxidation. Different structures were obtained and were modified by cerium...

International audience

International audience

Impregnation, crucial step of the preparation of supported catalysts used for hydrotreatment of petroleum fractions (CoMo / gamma-alumina), has been studied in this...

International audience

International audience

By combining well defined experiments and density functional theory (DFT) calculations, we propose a rational understanding of the deoxygenation mechanisms of relevant...

My research works concerns the synthesis and characterization of nanoclusters stabilized by thiolates(SG), particularly the gold and silver nanoclusters. The study of...

International audience

The atmosphere contains a wide variety of solid and liquid particles, named Aerosol. These particles can affect the radiatif balance, air quality in urban environment...

Municipal solid waste management focuses operational, strategic and environmental issues. We observed recently a development of measures to assess environmental...

In a first part, we studied the magnetic properties of organic radicals (coupled with rare earth or between each other). We calculated the magnetic exchange and the...

The structure and stability of different crystallographic phases of tungstentrioxide and the effect of potassium doping have been studied using ab initiocalcuations,...

International audience

International audience

International audience