Résumé
A recent experiment was performed at the Rutherford Appleton Laboratory (UK) to study fast electron propagation in cylindrically compressed targets, a subject of interest for fast ignition. This experiment was performed in the framework of the experimental road map of the Hiper project (the European High Power laser Energy Research facility Project). In this experiment, protons accelerated by a pecosecond laser pulse have been used to radiograph a 220μm-diameter, 20μm-wall cylinder filled with 0.1 g/cc foam, imploded with ∼200 J of green laser light in 4 symmetrically incident beams of pulse length 1 ns. Point projection proton backlighting was used to measure the compression degree as well as the stagnation time. Results were compared to those from hard X-ray radiography. Finally, Monte Carlo simulations of proton propagation in the cold and in the compressed targets allowed a detailed comparison with 2D numerical hydro simulations.
| langue originale | Anglais |
|---|---|
| titre | The 2nd International Conference on Ultra-Intense Laser Interaction Science - ULIS 2009 |
| Pages | 47-50 |
| Nombre de pages | 4 |
| Les DOIs | |
| état | Publié - 22 févr. 2010 |
| Evénement | 2nd International Conference on Ultra-Intense Laser Interaction Science - ULIS 2009 - Frascati, Italie Durée: 24 mai 2009 → 29 mai 2009 |
Série de publications
| Nom | AIP Conference Proceedings |
|---|---|
| Volume | 1209 |
| ISSN (imprimé) | 0094-243X |
| ISSN (Electronique) | 1551-7616 |
Une conférence
| Une conférence | 2nd International Conference on Ultra-Intense Laser Interaction Science - ULIS 2009 |
|---|---|
| Pays/Territoire | Italie |
| La ville | Frascati |
| période | 24/05/09 → 29/05/09 |
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