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Sources X par interaction laser - plasma - Université Bordeaux 1

Sources X par interaction laser - plasma - Université Bordeaux 1

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Mesures de durée (1/2)• Rayonnement « thermique » cible agrégats (Ar)Agrégats, solide … effet géométrie, =>X-ra ay intensity (a arb. unit.)21.510.5– Raies de couche K ~ 3 keV– Expansion très rapide=> Durée ~ qques 100 fssub-psR ~ c s.tn e~ 1 R ~( 13 c s.t )3short-range Order and Electron ultra-fastDYnamics in Phase 6 transition 2from solid to WDM0 00 1 2 3 4 5 6Laser duration (FWHM, ps)(soumis 5 en 2008)43X-ray dura ation (FWHM M, ps)X-ra ay intensity (a arb. unit.)1.5F. Dorchies2110.56543210 00 1 2 3 4 5 6Laser duration (FWHM, ps)X-ray dura ation (FWHM M, ps)06/05/08 FD - Journée IPF "<strong>Sources</strong> X : de la production aux applications" 18

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