Search Results - "Dorchies, F"

Non-equilibrium solid-to-plasma transition dynamics using XANES diagnostic by Dorchies, F., Recoules, V.

“…The advent of femtosecond lasers has shed new light on non-equilibrium high energy density physics. The ultrafast energy absorption by electrons and the finite…”
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Probing warm dense matter using femtosecond X-ray absorption spectroscopy with a laser-produced betatron source by Mahieu, B., Jourdain, N., Ta Phuoc, K., Dorchies, F., Goddet, J.-P., Lifschitz, A., Renaudin, P., Lecherbourg, L.

“…Exploring and understanding ultrafast processes at the atomic level is a scientific challenge. Femtosecond X-ray absorption spectroscopy (XAS) arises as an…”
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Ultrafast Thermal Melting in Nonequilibrium Warm Dense Copper by Jourdain, N, Lecherbourg, L, Recoules, V, Renaudin, P, Dorchies, F

“…The ultrafast dynamics of the loss of crystalline periodicity is investigated in femtosecond laser heated warm dense copper, by the original use of x-ray…”
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Electron-ion thermal equilibration dynamics in femtosecond heated warm dense copper by Jourdain, N., Lecherbourg, L., Recoules, V., Renaudin, P., Dorchies, F.

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Nonequilibrium warm dense matter investigated with laser-plasma-based XANES down to the femtosecond by Dorchies, F, Ta Phuoc, K, Lecherbourg, L

“…The use of laser-plasma-based x-ray sources is discussed, with a view to carrying out time-resolved x-ray absorption spectroscopy measurements, down to the…”
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X-ray absorption spectroscopy of iron at multimegabar pressures in laser shock experiments by Harmand, M., Ravasio, A., Mazevet, S., Bouchet, J., Denoeud, A., Dorchies, F., Feng, Y., Fourment, C., Galtier, E., Gaudin, J., Guyot, F., Kodama, R., Koenig, M., Lee, H. J., Miyanishi, K., Morard, G., Musella, R., Nagler, B., Nakatsutsumi, M., Ozaki, N., Recoules, V., Toleikis, S., Vinci, T., Zastrau, U., Zhu, D., Benuzzi-Mounaix, A.

“…Taking advantage of the new opportunities provided by x-ray free electron laser (FEL) sources when coupled to a long laser pulse as available at the Linear…”
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Femtosecond Resolution of the Nonballistic Electron Energy Transport in Warm Dense Copper by Grolleau, A, Dorchies, F, Jourdain, N, Ta Phuoc, K, Gautier, J, Mahieu, B, Renaudin, P, Recoules, V, Martinez, P, Lecherbourg, L

“…The ultrafast electron energy transport is investigated in laser-heated warm dense copper in a high flux regime (2.5±0.7×10^{13}  W/cm^{2} absorbed). The…”
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Interaction of an Intense Relativistic Electron Beam in Gas and Preformed Plasma in the Context of Flash Radiography by Dudes, A., Dorchies, F., Fourment, C.

“…Flash radiography is an imaging technique aiming at studying dense objects in fast hydrodynamic evolution. In order to produce the X-rays required by the…”
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Time evolution of electron structure in femtosecond heated warm dense molybdenum by Dorchies, F., Recoules, V., Bouchet, J., Fourment, C., Leguay, P. M., Cho, B. I., Engelhorn, K., Nakatsutsumi, M., Ozkan, C., Tschentscher, T., Harmand, M., Toleikis, S., Störmer, M., Galtier, E., Lee, H. J., Nagler, B., Heimann, P. A., Gaudin, J.

“…The time evolution of the electron structure is investigated in a molybdenum foil heated up to the warm dense matter regime by a femtosecond laser pulse,…”
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Picosecond short-range disordering in isochorically heated aluminum at solid density by Mancić, A, Lévy, A, Harmand, M, Nakatsutsumi, M, Antici, P, Audebert, P, Combis, P, Fourmaux, S, Mazevet, S, Peyrusse, O, Recoules, V, Renaudin, P, Robiche, J, Dorchies, F, Fuchs, J

“…Using ultrafast x-ray probing, we experimentally observed a progressive loss of ordering within solid-density aluminum as the temperature raises from 300 K to…”
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Metallization of Warm Dense SiO2 Studied by XANES Spectroscopy by Denoeud, A, Benuzzi-Mounaix, A, Ravasio, A, Dorchies, F, Leguay, P M, Gaudin, J, Guyot, F, Brambrink, E, Koenig, M, Le Pape, S, Mazevet, S

“…We investigate the evolution of the electronic structure of fused silica in a dense plasma regime using time-resolved x-ray absorption spectroscopy. We use a…”
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X-ray absorption K edge as a diagnostic of the electronic temperature in warm dense aluminum by Dorchies, F., Festa, F., Recoules, V., Peyrusse, O., Benuzzi-Mounaix, A., Brambrink, E., Levy, A., Ravasio, A., Koenig, M., Hall, T., Mazevet, S.

“…The use of the x-ray absorption K-edge slope is investigated as a modelfree diagnostic of the electronic temperature in warm dense matter. Data are reported…”
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X-ray diagnosis of the pressure induced Mott nonmetal-metal transition by Lévy, A, Dorchies, F, Benuzzi-Mounaix, A, Ravasio, A, Festa, F, Recoules, V, Peyrusse, O, Amadou, N, Brambrink, E, Hall, T, Koenig, M, Mazevet, S

“…The evolution of the K-edge x-ray absorption near-edge spectroscopy (XANES) spectrum is investigated for an aluminum plasma expanding from the solid density…”
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Ultrafast short-range disordering of femtosecond-laser-heated warm dense aluminum by Leguay, P M, Lévy, A, Chimier, B, Deneuville, F, Descamps, D, Fourment, C, Goyon, C, Hulin, S, Petit, S, Peyrusse, O, Santos, J J, Combis, P, Holst, B, Recoules, V, Renaudin, P, Videau, L, Dorchies, F

“…We have probed, with time-resolved x-ray absorption near-edge spectroscopy (XANES), a femtosecond-laser-heated aluminum foil with fluences up to 1  J/cm2. The…”
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Observation of subpicosecond x-ray emission from laser-cluster interaction by Dorchies, F, Blasco, F, Bonté, C, Caillaud, T, Fourment, C, Peyrusse, O

“…We present the first experimental evidence of the subpicosecond duration of x-ray pulses emitted from laser-irradiated clusters, demonstrating the suitability…”
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Electronic structure investigation of highly compressed aluminum with K edge absorption spectroscopy by Benuzzi-Mounaix, A, Dorchies, F, Recoules, V, Festa, F, Peyrusse, O, Levy, A, Ravasio, A, Hall, T, Koenig, M, Amadou, N, Brambrink, E, Mazevet, S

“…The electronic structure evolution of highly compressed aluminum has been investigated using time resolved K edge x-ray absorption spectroscopy. A long laser…”
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Unraveling the solid-liquid-vapor phase transition dynamics at the atomic level with ultrafast x-ray absorption near-edge spectroscopy by Dorchies, F, Lévy, A, Goyon, C, Combis, P, Descamps, D, Fourment, C, Harmand, M, Hulin, S, Leguay, P M, Petit, S, Peyrusse, O, Santos, J J

“…X-ray absorption near-edge spectroscopy (XANES) is a powerful probe of electronic and atomic structures in various media, ranging from molecules to condensed…”
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Towards simultaneous measurements of electronic and structural properties in ultra-fast x-ray free electron laser absorption spectroscopy experiments by Gaudin, J., Fourment, C., Cho, B. I., Engelhorn, K., Galtier, E., Harmand, M., Leguay, P. M., Lee, H. J., Nagler, B., Nakatsutsumi, M., Ozkan, C., Störmer, M., Toleikis, S., Tschentscher, Th, Heimann, P. A., Dorchies, F.

“…The rapidly growing ultrafast science with X-ray lasers unveils atomic scale processes with unprecedented time resolution bringing the so called “molecular…”
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Relativistic high-current electron-beam stopping-power characterization in solids and plasmas: collisional versus resistive effects by Vauzour, B, Santos, J J, Debayle, A, Hulin, S, Schlenvoigt, H-P, Vaisseau, X, Batani, D, Baton, S D, Honrubia, J J, Nicolaï, Ph, Beg, F N, Benocci, R, Chawla, S, Coury, M, Dorchies, F, Fourment, C, d'Humières, E, Jarrot, L C, McKenna, P, Rhee, Y J, Tikhonchuk, V T, Volpe, L, Yahia, V

“…We present experimental and numerical results on intense-laser-pulse-produced fast electron beams transport through aluminum samples, either solid or…”
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Magnetically guided fast electrons in cylindrically compressed matter by Pérez, F, Debayle, A, Honrubia, J, Koenig, M, Batani, D, Baton, S D, Beg, F N, Benedetti, C, Brambrink, E, Chawla, S, Dorchies, F, Fourment, C, Galimberti, M, Gizzi, L A, Gremillet, L, Heathcote, R, Higginson, D P, Hulin, S, Jafer, R, Koester, P, Labate, L, Lancaster, K L, MacKinnon, A J, MacPhee, A G, Nazarov, W, Nicolai, P, Pasley, J, Ramis, R, Richetta, M, Santos, J J, Sgattoni, A, Spindloe, C, Vauzour, B, Vinci, T, Volpe, L

“…Fast electrons produced by a 10 ps, 160 J laser pulse through laser-compressed plastic cylinders are studied experimentally and numerically in the context of…”
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