4,375 datasets found

The African agricultural sector has been neglected by development aid during the last fifty years. It has not undertaken a green revolution, as it happened in Asia....

Electrical fluctuations of devices limit chip miniaturization. Despite manufacturing processes in continuous evolution, circuit performances are limited by electrical...

This thesis develops a multi-scale strategy to describe the mechanical behaviour of steel reinforcements and prestressing tendons in a reinforced concrete structure....

The first part of this thesis deals with maximum likelihood estimation in Markovian mixed-eff ects models. More precisely, we consider mixed-eff ects hidden Markov...

Bacillus cereus is a widespread bacteria, thus contaminating all raw materials in contact with soil. In France, B. cereus is considered as the fourth causative agent...

The chemical composition of PM2.5 includes both organic and inorganic compounds. Organic compounds, which constitute a significant fraction of the PM2.5 mass, can be...

The main objective of this PhD thesis is to develop a score that measures the skin pigmentation using spectral images. The ultimate goal is to build a more objective...

In a national context of repeated lawful injunctions to increase the inhabitant-citizen participation in the public action, and a local context of break with the...

Afhandlingen handler om bøger og litteratur. Nærmere bestemt handler den om begrebet det litterære værk, som inden for litteraturvidenskaben er en problematisk...

dépôt électronique approuvé par l'auteur par lettre manuscrite en novembre 2012

The geyser of Old Faithful in the National Park of Yellowstone, in USA, is one of themost famous geysers in the world. The cyclic behavior of the geyser is studied...

During high order simulations, the approximation error may be dominated by the errors linked to the sub-parametric discretization used for the geometry representation....

Molecular imaging is an essential non-invasive tool usable for diagnosis and characterisation of many diseases. Technetium-based tracers are the most popular ones due...

The chemical configuration and the specific shape of 1D bimetallic nano-objects endow them with physical properties (such as magnetic ones) that strongly differ from...

The constant search for improved modeling complex multi-physics is now a key issue and be able to propose such an approach is a necessity in both a need for detailed...

Until canvas became the most popular support medium in the 16th century, wood was used in numerous paintings which represent today a significant part of our cultural...

Online interactive activities are increasingly used, notably in the field of language teaching. The technical improvements enable synchronous long distance exchanges...

With the aim at reducing the fuel consumption and carbon dioxides emissions from the automotive transport, the electric hybridization of automotive internal combustion...

L'albédo de la surface antarctique Joue un rôle important dans les études climatologiques. Essentiellement deux facteurs peuvent modifier sa valeur: la taille des...

Most of the vegetal species involved in forest fires produce and emit volatile organic compounds (VOCs). Physical forest fire propagation models do not take into...