Search Results - "CHAVANNE, X"

Electricity consumption of telecommunication equipment to achieve a telemeeting by Chavanne, X., Schinella, S., Marquet, D., Frangi, J.P., Le Masson, S.

“…•We determine electricity consumption in use to perform one remote meeting.•The service uses phones, computers, access and Internet networks, and servers.•Each…”
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Observation of the Ultimate Regime in Rayleigh-Bénard Convection by Chavanne, X., Chillà, F., Castaing, B., Hébral, B., Chabaud, B., Chaussy, J.

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Acoustic crystallization and heterogeneous nucleation by Chavanne, X, Balibar, S, Caupin, F

“…By focusing a high-intensity acoustic wave in liquid helium, we have observed the nucleation of solid helium inside the wave above a certain threshold in…”
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Acoustic nucleation of solid helium 4 on a clean glass plate by CHAVANNE, X, BALIBAR, S, CAUPIN, F

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Heterogeneous cavitation in liquid helium 4 near a glass plate by CHAVANNE, X, BALIBAR, S, CAUPIN, F

“…We have used a focused acoustic wave to study cavitation, i.e. the nucleation of bubbles, in liquid helium 4 near a clean glass plate. From the reflectance of…”
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Nonlinear effects and shock formation in the focusing of a spherical acoustic wave by APPERT, C, TENAUD, C, CHAVANNE, X, BALIBAR, S, CAUPIN, F, D'HUMIERES, D

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Optical measurement of the non-linear focusing of sound in liquid helium 4 by CHAVANNE, X, BALIBAR, S, CAUPIN, F, APPERT, C, D, D, HUMIERES

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High Rayleigh number convection with gaseous helium at low temperature by CHAVANNE, X, CHILLA, F, CHABAUD, B, CASTAING, B, CHAUSSY, J, HEBRAL, B

“…This article presents an experimental set-up to study the turbulent regime of free thermal convection in a Rayleigh-Benard cell. Helium gas around 4 K is…”
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Rayleigh–Bénard convection at very high Rayleigh numbers close to the 4He critical point by Chavanne, X., Castaing, B., Chabaud, B., Chillà, F., Hébral, B.

“…In this article we describe an experimental procedure to study Rayleigh–Bénard convection with He 4 close to its critical point (tabulated as T c=5.1953 K in…”
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A new device for in situ impedance profile from 1 to 20 MHz by Chavanne, X., Frangi, J.-P., de Rosny, G.

“…This paper describes a new instrument dedicated to determining the vertical profile of the admittance of a sensor embedded in a medium, such as soil. The…”
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Validation of a Complex Permittivity Meter for Porous Media Operating Between 1 and 20 MHz by Bexi, I., Chavanne, X., Conejo, E., Frangi, J-P

“…This paper describes the procedure to qualify an admittance meter as a permittivity meter and a conductivity meter σ sensor through validation with liquids…”
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Very fast growth and melting of [formula omitted] crystals by Balibar, S., Chavanne, X., Caupin, F.

“…High intensity ultrasound waves can be used to study the nucleation of solid 4He far above the liquid–solid equilibrium pressure. In such conditions, crystals…”
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Very fast growth and melting of 4He crystals by Balibar, S, Chavanne, X, Caupin, F

“…High intensity ultrasound waves can be used to study the nucleation of solid 4He far above the liquid-solid equilibrium pressure. In such conditions, crystals…”
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Non-linear effects and shock formation in the focusing of a spherical acoustic wave : Numerical simulations and experiments in liquid helium by Appert, C., Tenaud, C., Chavanne, X., Balibar, Sebastien, Caupin, F., d'Humières, D.

“…The focusing of acoustic waves is used to study nucleation phenomena in liquids. At large amplitude, non-linear effects are important so that the magnitude of…”
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Very fast growth and melting of 4He crystals by BALIBAR, S, CHAVANNE, X, CAUPIN, F

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Research on ICT service energy impact assessment method: How much energy tomanufacture a chip by Schinella, S., Marquet, D., Le Masson, S., Tanaka, T., Chavanne, X., Frangi, J. P.

“…Telecommunications are expected to reduce the energetic impact of human society through dematerialization. But in addition to their utilization consumption,…”
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Acoustic crystallization and heterogeneous nucleation by Chavanne, X, Balibar, S, Caupin, F

“…By focusing a high intensity acoustic wave in liquid helium, we have observed the nucleation of solid helium inside the wave above a certain threshold in…”
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Non-linear effects and shock formation in the focusing of a spherical acoustic wave : Numerical simulations and experiments in liquid helium by Appert, C, Tenaud, C, Chavanne, X, Balibar, S, Caupin, F, d'Humières, D

“…Eur. Phys. J. B 35 p 531 (2003) The focusing of acoustic waves is used to study nucleation phenomena in liquids. At large amplitude, non-linear effects are…”
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