Time evolution of electron structure in femtosecond heated warm dense molybdenum

Autor: J. Bouchet, Motoaki Nakatsutsumi, B. I. Cho, Marion Harmand, Fabien Dorchies, K. Engelhorn, Hae Ja Lee, Thomas Tschentscher, C. Ozkan, V. Recoules, Jérôme Gaudin, Bob Nagler, Michael Störmer, Sven Toleikis, C. Fourment, Eric Galtier, P. M. Leguay, Philip Heimann

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, 2015, 92 (14)
HAL
Physical review / B 92(14), 144201 (2015). doi:10.1103/PhysRevB.92.144201
Physical Review B: Condensed Matter and Materials Physics (1998-2015), 2015, 92 (14), ⟨10.1103/PhysRevB.92.144201⟩

International audience; 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, through time-resolved x-ray absorption near-edge spectroscopy. Spectra a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4eeed233876f4537b05f2391dd38e7a4
https://hal.archives-ouvertes.fr/hal-01561834

Towards simultaneous measurements of electronic and structural properties in ultra-fast x-ray free electron laser absorption spectroscopy experiments

Autor: P. M. Leguay, Motoaki Nakatsutsumi, B. I. Cho, Marion Harmand, C. Ozkan, Michael Störmer, K. Engelhorn, Hae Ja Lee, C. Fourment, Jérôme Gaudin, Bob Nagler, Sven Toleikis, Eric Galtier, Fabien Dorchies, Th. Tschentscher, Philip Heimann

Publikováno v: Scientific Reports
Scientific Reports, Nature Publishing Group, 2014, 4
HAL
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.; Stoermer, M.; Toleikis, S.; Tschentscher, T.; Heimann, P.A.; Dorchies, F.: Towards simultaneous measurements of electronic and structural properties in ultra-fast x-ray free electron laser absorption spectroscopy experiments. In: Scientific Reports. Vol. 4 (2014) 4724. (DOI: 10.1038/srep04724)
Scientific Reports, 2014, 4, ⟨10.1038/srep04724⟩
Scientific reports 4, 4724 (20142014). doi:10.1038/srep04724

International audience; The rapidly growing ultrafast science with X-ray lasers unveils atomic scale processes with unprecedented time resolution bringing the so called "molecular movie'' within reach. X-ray absorption spectroscopy is one of the most

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::295b687eacf35c9b1c8b15e8322c17df
http://europepmc.org/articles/PMC3989553

Ultrafast Short-Range Disordering of Femtosecond-Laser-Heated Warm Dense Aluminum

Autor: P. Renaudin, F. Deneuville, S. Hulin, C. Fourment, Fabien Dorchies, Bastian Holst, J. J. Santos, Stéphane Petit, Dominique Descamps, Olivier Peyrusse, B. Chimier, P. Combis, V. Recoules, Anna Lévy, Laurent Videau, C. Goyon, P. M. Leguay

Publikováno v: Physical Review Letters
Physical Review Letters, 2013, 111 (24), ⟨10.1103/PhysRevLett.111.245004⟩
Physical Review Letters, American Physical Society, 2013, 111 (24), ⟨10.1103/PhysRevLett.111.245004⟩

International audience; 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 spectra reveal a loss of the short-range order in a few picoseconds.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e9e6fa16f83bea7953b9b97aa87f3dff
https://doi.org/10.1103/physrevlett.111.245004

Dynamique ultra-rapide de la transition de phase solide-liquide-vapeur par spectroscopie XANES résolue en temps

Autor: P. M. Leguay, Ph. A. Martin, Dominique Descamps, M. Harmand, Olivier Peyrusse, Henri Bachau, C. Fourment, S. Petit, P. Renaudin, Eric Constant, Joao Santos, P. Combis, S. Hulin, B. Chimier, Fabien Dorchies, C. Goyon, F. Deneuville, Anna Lévy

Publikováno v: UVX 2012 - 11e Colloque sur les Sources Cohérentes et Incohérentes UV, VUV et X ; Applications et Développements Récents.

La spectroscopie d'absorption X pres des seuils (XANES) est un outil puissant pour sonder la structure atomique (ordre local) et electronique (electrons de valence) dans de nombreux types de milieux, allant des molecules jusqu'a la matiere condensee.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::33018d461891e7544ac9eda1c6277023
https://doi.org/10.1051/uvx/201301005

Unraveling the solid-liquid-vapor phase transition dynamics at the atomic level with ultrafast x-ray absorption near-edge spectroscopy

Autor: C. Fourment, Dominique Descamps, Stéphane Petit, P. M. Leguay, S. Hulin, Anna Lévy, Marion Harmand, J. J. Santos, P. Combis, Fabien Dorchies, C. Goyon, Olivier Peyrusse

Publikováno v: Physical Review Letters
Physical Review Letters, American Physical Society, 2011, 107 (24), ⟨10.1103/PhysRevLett.107.245006⟩
Physical Review Letters, 2011, 107 (24), pp.245006. ⟨10.1103/PhysRevLett.107.245006⟩

International audience; X-ray absorption near-edge spectroscopy (XANES) is a powerful probe of electronic and atomic structures in various media, ranging from molecules to condensed matter. We show how ultrafast time resolution opens new possibilitie

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e9d9a1ce0634176890628ca2fc10147e
https://pubmed.ncbi.nlm.nih.gov/22243009