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  • Open Access English
    Authors: 
    Khaled Medini; Thorsten Wuest; David Romero; Valérie Laforest;
    Publisher: HAL CCSD
    Country: France

    International audience; Customers today desire more individualized products and services. As a consequence, the market must deal with a significant increase in a variety of offerings to satisfy this changing customer demands. This rapidly increasing variety affects oper...

  • Publication . Article . Conference object . Report . Preprint . 2013
    Open Access English
    Authors: 
    Guillaume Aupy; Anne Benoit; Rami Melhem; Paul Renaud-Goud; Yves Robert;
    Publisher: HAL CCSD
    Country: France

    In this paper, we aim at minimizing the energy consumption when executing a divisible workload under a bound on the total execution time, while resilience is provided through checkpointing. We discuss several variants of this multi-criteria problem. Given the workload, ...

  • Open Access English
    Authors: 
    Johannes-Geert Hagmann; Naoko Nakagawa; Michel Peyrard;
    Country: France

    International audience; Prompted by results that showed that a simple protein model, the frustrated G\=o model, appears to exhibit a transition reminiscent of the protein dynamical transition, we examine the validity of this model to describe the low-temperature propert...

  • Open Access English
    Authors: 
    Radu Carpa; Olivier Glück; Laurent Lefèvre; Jean-Christophe Mignot;
    Publisher: HAL CCSD
    Country: France
    Project: CHIST-ERA | STAR (STAR)

    International audience; The continuous growth of traffic and the energy consumption of network equipments can limit the deployment of large-scale distributed infrastructure. This work aims to improve the energy efficiency of backbone networks by dynamically adjusting th...

  • Open Access English
    Authors: 
    Erkka Frankberg; Janne Kalikka; Francisco García Ferré; Lucile Joly-Pottuz; Turkka Salminen; Jouko Hintikka; Mikko Hokka; Siddardha Koneti; Thierry Douillard; Bérangère Le Saint; +10 more
    Publisher: HAL CCSD
    Countries: Norway, Finland, France, France
    Project: AKA | Plastic deformation mecha... (315451), EC | PLASTICERA (841527)

    A glass that won't break Oxide glasses are important for applications ranging from smartphone screens to window panes. One familiar feature of glass is that it fractures and shatters when rapidly deformed, limiting the number of potential uses. However, Frankberg et al...

  • Open Access English
    Authors: 
    Wen-Pin Hsieh; Alexander F. Goncharov; Stéphane Labrosse; Nicholas Holtgrewe; Sergey S. Lobanov; Irina Chuvashova; Frédéric Deschamps; Jung-Fu Lin;
    Publisher: Nature Portfolio
    Countries: Germany, France
    Project: NSF | Thermal conductivity of D... (1520648), NSF | Development of an Ultrafa... (1128867), NSF | Development of an Ultrafa... (1039807), NSF | Thermal conductivity of D... (1763287)

    Earth’s core is composed of iron (Fe) alloyed with light elements, e.g., silicon (Si). Its thermal conductivity critically affects Earth’s thermal structure, evolution, and dynamics, as it controls the magnitude of thermal and compositional sources required to sustain a...

  • Publication . Article . Conference object . Part of book or chapter of book . 2008
    Open Access
    Authors: 
    Kevin Zahnle; Nick Arndt; Charles S. Cockell; Alex N. Halliday; Euan G. Nisbet; Franck Selsis; Norman H. Sleep;
    Publisher: Springer New York
    Countries: United Kingdom, France

    http://www.springerlink.com/content/g11878m4872452t7/; We address the first several hundred million years of Earth's history. The Moon-forming impact left Earth enveloped in a hot silicate atmosphere that cooled and condensed over ∼1,000 yrs. As it cooled the Earth dega...

  • Open Access English
    Authors: 
    Remi Loire; Hervé Piégay; Jean-René Malavoi; Leah A. Bêche; Quentin Dumoutier; Julie Mosseri;
    Publisher: HAL CCSD
    Country: France

    International audience; The Durance River is a highly regulated, gravel-bed river with a naturally high fine sediment load in southern France. EDF operates eight dams along the regulated main stream channel (218 km from the Serre-Ponçon Dam to the confluence with the Rh...

  • Open Access English
    Authors: 
    P.-F. Léget; E. Gangler; F. Mondon; G. Aldering; P. Antilogus; C. Aragon; S. Bailey; C. Baltay; K. Barbary; S. Bongard; +34 more
    Publisher: HAL CCSD
    Countries: France, Germany, United States
    Project: NSF | ITR: Integration and Anal... (0426879), EC | USNAC (759194), ANR | Avenir L.S.E. (ANR-11-IDEX-0007), NSF | An Interdisciplinary Coll... (0087344), ANR | LIO (ANR-10-LABX-0066), NSF | Experimental Challenges i... (1404070)

    Type Ia Supernovae (SNe Ia) are widely used to measure the expansion of the Universe. Improving distance measurements of SNe Ia is one technique to better constrain the acceleration of expansion and determine its physical nature. This document develops a new SNe Ia spec...

  • Open Access
    Authors: 
    Olivier Hamant; Timothy E. Saunders; Virgile Viasnoff;
    Publisher: Springer Science and Business Media LLC
    Country: France

    International audience; A ll scientists face pressure to give external seminars and attend conferences. This is especially important for early-career researchers because doing so can help them to find new positions, and adds to their CVs. To do research effectively, sci...