Laser-Driven Generation of Fast Particles

1. Laser-Driven Generation of Fast Particles Jan Badziak Institute of Plasma Physics and Laser Microfusion Warsaw, Poland Outline 1. Introduction 2. Generation of light ion beams 3. Generation of highly charged heavy ion beams 4. Prospects for applications of laser-driven ion beams 5. Summary

3. Laser-Driven Generation of Fast Ions in Laser-Produced Plasma • General schemes of experiments

4. Laser-Driven Generation of Fast Ions in Laser-Produced Plasma Forces accelerating ions in plasma

5. Laser-Driven Generation of Fast Ions

10. Badziak et al., Las. Part. Beams 1999 Badziak et al., Appl. Phys. Lett. 2004 Plasma Phys. Control. Fusion 2004

11. js 1010 A/cm2 At IL = 1017 W/cm2 (within 3 angle cone) Iis  21014 W/cm2

12. [a] Cowan et al., PRL 2004, [b] Borghesi et al., PRL 2004, [c] Zepf et al., PRL 2003, [d] Snavely et al., PRL 2000, [*] Badziak et al., PPCF 2004

13. 3D PIC simulations by Esirkepov et al., (Phys. Rev. Lett. 2004) L 25 fs, IL 1023 W/cm2, LT = L = 1m The ponderomotive force of a “laser piston” produces relativistic(Ei 3 GeV) high-density plasma (proton) beam of js  1013 A/cm2 and Iis  3  1022 W/cm2 with an efficiency hi 30%