Investigation of femtosecond collisional ionization rates in a solid-density aluminium plasma

Nature Communications

Volumn 6, Issue , 2015, Pages

  Vinko, S M ^a   Ciricosta, O ^a   Preston, T R ^a   Rackstraw, D S ^a   Brown, C R D ^b   Burian, T ^c   Chalupsky J ^c   Cho, B I ^d,e   Chung, H K ^f   Engelhorn, K ^g   Falcone, R W ^g,h   Fiokovinini, R ^a   Hajkova V ^c   Heimann, P A ⁱ   Juha, L ^c   Lee, H J ⁱ   Lee, R W ^h   Messerschmidt, M ^j   Nagler, B ⁱ   Schlotter, W ⁱ   Turner, J J ⁱ   Vysin, L ^c   Zastrau, U ^k   Wark, J S ^a   more..

^a UNIVERSITY OF OXFORD   (United Kingdom)

^b Department of Plasma Physics AWE Aldermaston ^*  (United Kingdom)

^c INSTITUTE OF PHYSICS   (Czech Republic)

^d Institute for Basic Science   (South Korea)

^e Gwangju Institute of Science and Technology (GIST)   (South Korea)

^f INTERNATIONAL ATOMIC ENERGY AGENCY   (Austria)

^g LAWRENCE BERKELEY NATIONAL LABORATORY   (United States)

^h UNIVERSITY OF CALIFORNIA   (United States)

ⁱ SLAC NATIONAL ACCELERATOR LABORATORY   (United States)

^j NATIONAL SCIENCE FOUNDATION   (United States)

^k FRIEDRICH SCHILLER UNIVERSITY JENA   (Germany)

more..

Author keywords

[No Author keywords available]

Indexed keywords

ALUMINUM; ION;

COLLISION; DILUTION; IONIZATION; PLASMA; X-RAY SPECTROSCOPY;

ABSORPTION; ARTICLE; DENSITY; DYNAMICS; FEMTOSECOND LASER; IONIZATION; MEASUREMENT; PLASMA; SOLID; SUBURETHRAL SLING; TEMPERATURE; X RAY;

EID: 84924071133     PISSN: None     EISSN: 20411723     Source Type: Journal    
DOI: 10.1038/ncomms7397     Document Type: Article

References (37)

1. Bar-Shalom, A., Klapisch, M. & Oreg, J. Hullac, an integrated computer package for atomic processes in plasmas. J. Quant. Spectrosc. Radiat. Transf. 71, 169-188 (2001).
2. Gu, M. F. The flexible atomic code. Can. J. Phys. 86, 675-689 (2008).
3. Sampson, D. H., Zhang, H. L. & Fontes, C. J. A fully relativistic approach for calculating atomic data for highly charged ions. Phys. Rep. 477, 111-214 (2009).
4. Lotz, W. Electron-impact ionization cross-sections and ionization rate coefficients for atoms and ions from hydrogen to calcium. Z. Phys. 216, 241-247 (1968).
5. Burgess, A. & Chidichimo, M. C. Electron impact ionization of complex ions. Mon. Not. R. Astron. Soc. 203, 1269-1280 (1983).
6. Sampson, D. H. & Zhang, H. L. Semiempirical formulae for electron impact excitation and ionization of hydrogenic ions. Astophys. J. 335, 516-524 (1988).
7. Busquet, M. Improved analytic fits of collisional cross-sections. High Energ. Dens. Phys. 3, 48-51 (2007).
8. Chung, H.-K., Chen, M. H., Morgan, W. L., Ralchenko, Y. & Lee, R. W. FLYCHK: Generalized population kinetics and spectral model for rapid spectroscopic analysis for all elements. High Energ. Dens. Phys. 1, 3-12 (2005).
9. Chung, H.-K., Chen, M. H. & Lee, R. W. Extension of atomic configuration sets of the Non-LTE model in the application to the Ka diagnostics of hot dense matter. High Energ. Dens. Phys. 3, 57-64 (2007).
10. Scott, H. A. Cretin-a radiative transfer capability for laboratory plasmas. J. Quant. Spectrosc. Radiat. Transf. 71, 689-701 (2001).
11. Hartgers, A., van Dijk, J., Jonkers, J. & van der Mullen, J. A. M. Crmodel: a general collisional radiative modeling code. Comput. Phys. Commun. 135, 199-218 (2001).
12. Florido, R. et al. Abako: a new code for population kinetics and radiative properties of plasmas under nlte conditions. J. Phys. 112, 042008 (2008).
13. Harrison, F. A. The determination of atomic collision cross sections using crossed electron and ion beams (and some sources of error in such experiments). Br. J. Appl. Phys. 17, 371-382 (1966).
14. Kunze, H.-J., Gabriel, A. H. & Griem, H. R. Measurement of collisional rate coefficients for heliumlike carbon ions in a plasma. Phys. Rev. 165, 267-276 (1968).
15. Jones, L. A., Kallne, E. & Thomson, D. B. Measurement of the total collisional ionization rates of ne vi, vii and viii. J. Phys. B 10, 187 (1977).
16. Prenzel, R., Bornath, T. h. & Schlanges, M. Ionization and recombination rates of dense carbon plasmas. Phys. Lett. A 223, 453-457 (1996).
17. Bornath, T. h., Schlanges, M., Morales, F. & Prenzelt, R. Dynamical screening effects on rate coefficients for dense plasmas. J. Quant. Spectrosc. Radiat. Transf. 58, 501-508 (1997).
18. 18.Hammel, B. A. et al. High-mode Rayleigh-Taylor growth in NIF ignition capsules. High Energ. Dens. Phys. 6, 171-178 (2010).
19. Haan, S. W. et al. Point design targets, specifications, and requirements for the 2010 ignition campaign on the National Ignition Facility. Phys. Plasmas 18, 051001 (2011).
20. Murillo, M. S. & Weisheit, J. C. Dense plasmas, screened interactions, and atomic ionization. Phys. Rep. 302, 1-65 (1998).
21. Ziaja, B., Wang, F. & Weckert, E. High energy density physics multi-electronrecombination rates estimated within dense plasmas. High Energ. Dens. Phys. 5, 221-224 (2009).
22. Schlotter, W. F. et al. The soft X-ray instrument for materials studies at the linac coherent light source X-ray free-electron laser. Rev. Sci. Instrum. 83, 043107 (2012).
23. Vinko, S. M. et al. Creation and diagnosis of a solid-density plasma with an X-ray free-electron laser. Nature 482, 59-62 (2012).
24. Cho, B. I. et al. Resonant Ka spectroscopy of solid-density aluminum plasmas. Phys. Rev. Lett. 109, 245003 (2012).
25. Ciricosta, O. et al. Direct measurements of the ionization potential depression in a dense plasma. Phys. Rev. Lett. 109, 065002 (2012).
26. Ciricosta, O., Chung, H.-K., Lee, R. W. & Wark, J. S. Simulations of neon irradiated by intense X-ray laser radiation. High Energ. Dens. Phys. 7, 111-116 (2011).
27. Rackstraw, D. S. et al. Opacity effects in a solid-density aluminium plasma created by photo-excitation with an X-ray laser. High Energ. Dens. Phys. 11, 59-69 (2014).
28. Chalupský, J. et al. Spot size characterization of focused non-Gaussian X-ray laser beams. Opt. Express 18, 27836-27845 (2010).
29. Chalupský, J. et al. Fluence scan: an unexplored property of a laser beam. Opt. Express 21, 26363-26375 (2013).
30. Preston, T. R. et al. The effects of ionization potential depression on the spectra emitted by hot dense aluminium plasmas. High Energ. Dens. Phys. 9, 258-263 (2013).
31. Stewart, J. C. & Pyatt, Jr. K. D. Lowering of ionization potentials in plasmas. Astrophys. J. 144, 1203-1211 (1966).
32. Zimmerman, G. B. & More, R. M. Pressure ionization in laser-fusion target simulation. J. Quant. Spectrosc. Radiat. Transf. 23, 517-522 (1980).
33. Vinko, S. M., Ciricosta, O. & Wark, J. S. Density functional theory calculations of continuum lowering in strongly coupled plasmas. Nat. Commun. 5, 3533 (2014).
34. Son, S.-K., Thiele, R., Jurek, Z., Ziaja, B. & Santra, R. Quantum-mechanical calculation of ionization-potential lowering in dense plasmas. Phys. Rev. X 4, 031004 (2014).
35. Crowley, B. J. B. Continuum lowering-a new perspective. High Energ. Dens. Phys. 13, 84-102 (2014).
36. de la Varga, A. G. et al. Non-maxwellian electron distributions in timedependent simulations of low-z materials illuminated by a high-intensity X-ray laser. High Energ. Dens. Phys. 9, 542-547 (2013).
37. Hunter, J. D. Matplotlib: a 2d graphics environment. Comput. Sci. Eng. 9, 90-95 (2007).