Zobrazeno 1 - 10 of 157 pro vyhledávání: '"Henri Godfrin"'
2
Electrical Conductance of Bolted Copper Joints for Cryogenic Applications
Autor: F. Blondelle, Ahmad Sultan, Eddy Collin, Henri Godfrin
Publikováno v: Journal of Low Temperature Physics
Journal of Low Temperature Physics, Springer Verlag (Germany), 2014, 175 (5), pp.877-887. ⟨10.1007/s10909-014-1142-4⟩
Journal of Low Temperature Physics, Springer Verlag (Germany), 2014, 175 (5), pp.877-887. 〈10.1007/s10909-014-1142-4〉
International audience; We present the results of electric contact resistance measurements at low temperatures on copper-to-copper bolted joints. Our accurate and systematic data display a rather small dispersion, and maybe a useful tool for cryogeni
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::777e11f769d5e91b630e3b0482163e23
https://doi.org/10.1007/s10909-014-1142-4
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3
An Aboveground Pulse-Tube-Based Bolometric Test Facility for the Validation of the LUMINEU $$\hbox {ZnMoO}_4$$ ZnMoO 4 Crystals
Autor: E. P. Makarov, V.N. Shlegel, Claudio Gotti, M. Mancuso, Andrea Giachero, G. Pessina, Ahmad Sultan, E. Olivieri, Ya.V. Vasiliev, A. Giuliani, M. Tenconi, L. Dumoulin, Henri Godfrin, F.A. Danevich, D. M. Chernyak, I.M. Ivanov, M. Maino
Publikováno v: Journal of Low Temperature Physics. 176:571-577
The LUMINEU project aims at developing a pilot double beta decay experiment using scintillating bolometers based on ZnMoO $$_4$$ crystals enriched in $$^{100}\hbox {Mo}$$ . In the next months regular deliveries of large-mass $$\hbox {ZnMoO}_4$$ cryst
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::eb543f67e700eb63e561bf50a7b680dc
https://doi.org/10.1007/s10909-013-1044-x
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4
Modal Decomposition in Goalpost Micro/Nano Electro-Mechanical Devices
Autor: Christophe Blanc, Olivier Bourgeois, Sébastien Dufresnes, Henri Godfrin, Martial Defoort, Kunal Lulla, Eddy Collin, Jean Guidi
Publikováno v: Journal of Low Temperature Physics
Journal of Low Temperature Physics, Springer Verlag (Germany), 2014, 175 (1-2), pp.442-448. ⟨10.1007/s10909-013-0919-1⟩
We have studied the first three symmetric out-of-plane flexural resonance modes of a goalpost silicon micro-mechanical device. Measurements have been performed at 4.2K in vacuum, demonstrating high Qs and good linear properties. Numerical simulations
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::775951ff9d40856cd9b82461059cbbe6
https://doi.org/10.1007/s10909-013-0919-1
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6
Evidence for Magnon BEC in Superfluid 3He-A
Autor: Henri Godfrin, Eddy Collin, Pierre Hunger, Yuriy M. Bunkov
Publikováno v: Journal of Low Temperature Physics
Journal of Low Temperature Physics, Springer Verlag (Germany), 2010, 158 (1), pp.129. ⟨10.1007/s10909-009-9970-3⟩
International audience; The phenomenon of phase-coherent precession of magnetization in superfluid 3He and the related effects of spin superfluidity are based on the true Bose-Einstein condensation of magnons. Several different states of coherent
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::679b98efe3c2adc8c779648e430fe223
https://doi.org/10.1007/s10909-009-9970-3
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7
Novel 'Vibrating Wire Like' NEMS and MEMS Structures for Low Temperature Physics
Autor: Johannes Kofler, Yuriy M. Bunkov, Jean-Savin Heron, Eddy Collin, Olivier Bourgeois, Henri Godfrin
Publikováno v: Journal of Low Temperature Physics
Journal of Low Temperature Physics, Springer Verlag (Germany), 2010, 158 (3-4), pp.678-684. ⟨10.1007/s10909-009-9960-5⟩
Using microfabrication techniques, it has become possible to make mechanical devices with dimensions in the micro and even in the nano scale domain. Allied to low temperature techniques, these systems have opened a new path in physics with the ultima
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ed69171012967c2a430774b34aa650d8
https://doi.org/10.1007/s10909-009-9960-5
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8
Electron-Nuclear Recoil Discrimination by Pulse Shape Analysis
Autor: Eddy Collin, Yu. M. Bunkov, Olga V. Suvorova, J. Elbs, Henri Godfrin
Publikováno v: Journal of Low Temperature Physics
Journal of Low Temperature Physics, Springer Verlag (Germany), 2008, 150 (3-4), pp.536. ⟨10.1007/s10909-007-9603-7⟩
In the framework of the ``ULTIMA'' project, we use ultra cold superfluid 3He bolometers for the direct detection of single particle events, aimed for a future use as a dark matter detector. One parameter of the pulse shape observed after such an even
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b25b1f713becce826bc55f9ead251914
https://doi.org/10.1007/s10909-007-9603-7
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9
PAIR EXCITATIONS AND VERTEX CORRECTIONS IN FERMI FLUIDS AND THE DYNAMIC STRUCTURE FUNCTION OF TWO-DIMENSIONAL 3He
Autor: Matthias Meschke, Martin Panholzer, Helga M. Böhm, Henri Godfrin, Hans J. Lauter, Eckhard Krotscheck
Publikováno v: International Journal of Modern Physics B
International Journal of Modern Physics B, World Scientific Publishing, 2007, 21 (13-14), pp.2055-2066. ⟨10.1142/S0217979207043464⟩
We use the equations–of–motion approach for time–dependent pair correlations in strongly interacting Fermi liquids to develop a theory of the excitation spectrum and the single–particle self energy in such systems. We present here the fully c
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c5851ce555a60608a29d52c6eecea575
https://doi.org/10.1142/s0217979207043464
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10
Nonlinear parametric amplification in a tri-port nanoelectromechanical device
Autor: Thomas Moutonet, Olivier Bourgeois, Henri Godfrin, Yurij-U. M. Bunkov, Eddy Collin, Jean-Savin Heron
Publikováno v: Physical Review B: Condensed Matter and Materials Physics (1998-2015)
Physical Review B: Condensed Matter and Materials Physics (1998-2015), American Physical Society, 2011, 84 (5), pp.054108. ⟨10.1103/PhysRevB.84.054108⟩
We report on measurements performed at low temperatures on a nanoelectromechanical system (NEMS) under (capacitive) parametric pumping. The excitations and detection schemes are purely electrical, and enable in the present experiment the straightforw
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::97b0993de27bcefc8748a3536c9925fe
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