02/10/14 | Dominik Kraus | NIF and JLF User Group Meeting 2014 | 1 Probing matter at Gbar pressures at the NIF Dominik Kraus Department of Physics University of California, Berkeley T. Doeppner, A. L. Kritcher, D. C. Swift, J. Hawreliak, D. Chapman, B. Bachmann, P. M. Celliers, G. W. Collins, T. Darling, E. Dewald, J. Eggert, L. B. Fletcher, E. Foerster, D.O. Gericke, S.H. Glenzer, S. Hamel, R. Hemley, R. Jeanloz, O. L. Landen, H. J. Lee, S. LePape, T. Ma, E. McKee, D. Milathianaki, J. Nilsen, P. Neumayer, R. Redmer, S. Rose, S. Rothman, C. Keane, and R. W. Falcone 02/10/14 | Dominik Kraus | NIF and JLF User Group Meeting 2014 | 1
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Probing matter at Gbar pressures at the NIF...temperature: - Fitting slope with LTE bremsstrahlung spectrum ~ exp(-hν/kT e): T e=400 eV- Fitting slope with Planck spectrum ~ ν3 exp(-hν/kT
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02/10/14 | Dominik Kraus | NIF and JLF User Group Meeting 2014 | 1
Probing matter at Gbar pressures at the NIF
Dominik Kraus Department of Physics
University of California, Berkeley T. Doeppner, A. L. Kritcher, D. C. Swift, J. Hawreliak, D. Chapman, B. Bachmann,
P. M. Celliers, G. W. Collins, T. Darling, E. Dewald, J. Eggert, L. B. Fletcher, E. Foerster, D.O. Gericke, S.H. Glenzer, S. Hamel, R. Hemley, R. Jeanloz, O. L. Landen, H. J. Lee, S. LePape,
T. Ma, E. McKee, D. Milathianaki, J. Nilsen, P. Neumayer, R. Redmer, S. Rose, S. Rothman, C. Keane, and R. W. Falcone
02/10/14 | Dominik Kraus | NIF and JLF User Group Meeting 2014 | 1
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Matter at Gbar pressure | Challenges and applications
ICF Plasmas at NIF!
Brown Dwarfs!
- Interplay of Coulomb pressure and
electron-degeneracy pressure
- Partial ionization, shell effects
- Difficult description of compressibility and heat capacity
W. B. Hubbard et al, Physics of Plasmas 4, 2011 (1997)
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Matter at Gbar pressure | Shell effects: heat capacity of aluminum
J. C. Pain, HEDP 3, 204 (2007)
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Matter at Gbar pressure | Shell effects: Aluminum Hugoniot
J. C. Pain, HEDP 3, 204 (2007)
02/10/14 | Dominik Kraus | NIF and JLF User Group Meeting 2014 | 5
2 2.5 3 3.5 4 4.5 5
10−3
10−2
10−1
100
101
mass density [g/cm3]
pre
ssure
[G
bar]
SESAME #7592Cauble et al.Barrios et al.Ozaki et al.
Matter at Gbar pressure | CH Hugoniot & shell structure
PP0~ r−1
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3.3-mm- diameter large LEH"
Solid CH or CD spheres with Ge preheat shield
Streaked Radiography"
X-ray Scattering"
Zn foil"9 kev line emission"
Au shield "
"Au Hohlraum"(5.75 x 9.42 mm)"Fill: 0.96 mg/cc "4He "