[PDF] Top 20 Experimental Study of Proton Acceleration with Ultra-High Intensity, High Contrast Laser Beam

... l’interaction laser - plasma, diff´erents m´ecanismes collectifs se produisent et permettent le couplage de l’´energie laser en ´energie cin´etique communiqu´ee aux ´electrons (absorption collisionnelle, ... Voir le document complet

... ion acceleration from micro-structured solid targets", is structured into three sub-chapters and deals with the first of the studies performed during the last three ...start with a ... Voir le document complet

... focused with an f=1:7 off-axis parabola (OAP) (1:7 m FWHM spot size) at oblique incidence (57  ) onto the surface of a continuously refreshed, optically polished, thick glass target, which enables us to ... Voir le document complet

... sustain high accelerating fields over long distances with high energy ...excitation of a plasma wave in the wake of a drive ...head of the drive beam, in which case the ... Voir le document complet

... positions of the field of view: on the central line (top of ...edge of a 90° sector (bottom of ..., with subapertures of21 elements.Lateral positions of the virtual ... Voir le document complet

... necessity of accounting for the ion’s loss of energy as it travels through the target ...result of combining all possible in- cident energies and outgoing angles, and displays the total neutron yield ... Voir le document complet

... top of a GaAs sublayer of thickness T L and a low index AlOx layer of thickness T A ...require high Q cavities made from high reflectivity mirrors higher than ...99.5% with ... Voir le document complet

... model of the metamaterial. The optimized parameters to get the proper values of phase shift and a constant Bloch impedance for bottom cells are shown in ...width of the legs should equal 10 mm for ... Voir le document complet

... spectra of the ions obtained by means of Thomson Parabola Spectrometer and image plate ...profile of the energy distribution of protons and fully ionized carbon ...(c) Proton and carbon ... Voir le document complet

... use of material with a negative dependence of temperature with ...relatively high-temperature mineral assemblage while the one on the central part corresponds to a low-temperature ... Voir le document complet

... novel high scalable numerical tools to perform large scales and massively par- allel PIC simulations, I conducted an extensive numerical and theoretical study in the context of high order ... Voir le document complet

... al., 2007) par le champ électrostatique de la cible et ne peuvent pas s’échapper de celle-ci. Certains s’en écartent cependant et viennent toucher les bords de la boite de simulation, où ils sont absorbés et réémis avec ... Voir le document complet

... interest of developing new x-ray sources and/or improving their performances in terms of brightness, sta- bility, and compactness is still growing since ...applications of x-ray sources for imaging ... Voir le document complet

... all of the 17 patients that were treated, most of which located on the skin directly in the pathway of ultrasound (ventral side) but in three cases skin burns were also located on the opposite side ... Voir le document complet

... each of them has its merits, CT and PET both involve ionizing radiation and offer either limited soft tissue contrast or a relatively coarse ...multiple contrast mechanisms that can be exploited to ... Voir le document complet

... agreement with the measured spectrum, and its relative energy gain of 11 ...The proton phase space is shown in figure 5 (b) without (gray line) and with the second interaction (black line), ... Voir le document complet

... behaviour of the EBM sample was not much different from that of the LBM ...terms of resistance to high-temperature oxidation. The material with the best behaviour is the ground EBM ... Voir le document complet

... skills of Patrizio Antici who had been my thesis supervisor for the previous six ...familiar with the topic of proton acceleration via laser- plasma interaction and collaborating ... Voir le document complet

... review of earlier and more recently obtained results from the OPCPA stage of this front-end ...optimization of the laser source configuration are discussed in detail taking into account the ... Voir le document complet

... after April 2017 before April 2017 Fig. 1: Chop-di↵erence frames before (upper) and after (lower row) the window exchange in April this year. Each row shows the raw (chop-residual) data, a gradient model and the ... Voir le document complet