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Experimental study of water and aqueous solutions metastables : implications ...
Stretched (tensile) liquid water is a metastable liquid which persists at negative pressures in the stability field of vapour. The lifetime of metastability is... -
Simulation of wear and damages on the teeth of cylindrical gears : Influence ...
Gear transmissions have high power-to-weight ratios, can be made very compact and match the speeds and torques of one machine to another with high efficiency. However,... -
Durability thermoplastic pieces. Application to polyoxymethylene.
We studied the stabilized and unstabilized polyoxymethylene (POM) thermooxidation at various temperatures, between 90 and 150°C and various oxygen pressures, between... -
Propriétés excitoniques de puits quantiques ZnO/(Zn,Mg)O
Zinc oxide is a wide gap semiconductor (≈ 3.4 eV) which one of the main advantages is a large exciton binding energy (60 meV). This thesis is dedicated to the study of... -
The evaluation of degradation scenarios of building components
This Ph.D. thesis presents a methodology for evaluating the multi-attribute performance profiles of building components, taking into account the entire set of possible... -
Mechanical simulation using a semi analytical method : from elasto-plastic ro...
The life time of mechanical components can be increased by the presence of compressive residual stresses. Inherent to most production processes, residual stresses play... -
Design, fabrication and electrical characterization of SiC power devices with...
The power devices are mainly based on silicon. Silicon devices have limitations in terms of operating temperature, switching frequency and breakdown voltage. An... -
Characterization of Lithium-ion batteries usage in electric and hybrid electr...
Lithium-ion batteries are being used as energy storage systems in recent electric and hybrid elec-tric vehicles coming to market. Current cycle-life estimation... -
Contribution à l'expérimentation de générateurs à piles à combustible de type...
Le mémoire porte sur l'expérimentation de piles à combustible (PAC) de type PEM (à membranes échangeuses de protons, ou à membranes polymères) destinées à trouver des... -
Study of reliability and aging of supercapacitor storage system for partial a...
The first objective of the HYBUS project is to integrate a supercapacitor storage system in a trolleybus in order to ensure the continuity of onboard electrical... -
Lifetime modelling of turbine blade coatings under thermo-mechanical loadings
This study aims at modeling the life time of a NiAlPt coating used at high temperature and deposited on a single crystal nickel-based superalloy AM1. Usually, the life... -
Mechanical properties of layers of corrosion products at steel / concrete int...
To take account of the development of corrosion products layers in residual lifetime calculations of reinforced concrete structures requires a good knowledge of the... -
2-photon photoassociation of ultra-cold metastable helium
In the vicinity of Bose-Einstein condensation, the collisional properties of a dilute gas of metastable helium He∗ in the state 23 S1 are governed by the rate of... -
Fatigue behavior of high-performance concrete
A fatigue study was performed two commercial high-strength concretes of 70 MPa and 95 MPa with water/cementitious material ratios of 0.28 and 0.23, respectively.... -
Evolutions du parc automobile... quelques focus, intervention invitée le 8/1/...
L'équipe de Dest fait une présentation de cadrage au lancement du Geri Dynamique du véhicule. Y sont successivement présentés : les sources et données de cadrage pour... -
Car Longevity : A Biometric Approach
Vehicle longevity and survival are important to forecast total fleets and to estimate related greenhouse gas (GHG) emissions. Despite today’s abundant literature, the... -
Fuel Cell Health Monitoring Using Self Organizing Maps
The problem of durability of fuel cell technology is central for its spreading and commercialization. There is therefore a growing need to build accurate diagnosis... -
Car survival in a national car fleet : Non-parametric and parametric approach...
We aim to determine the common demographic conditions and variables that affect light cars survival in the national fleet. The essential aim is to identify which... -
Lois de survie du parc automobile et deux-roues à moteurs vus dans les source...
Au cours de cette présentation, nous retraçons les résultats principaux de la thèse concernant les lois de survie et le renouvellement du parc automobile; un...
