Search Results - "Amendt, P."

Charged-Particle Probing of X-ray-Driven Inertial-Fusion Implosions by Li, C. K., Séguin, F. H., Frenje, J. A., Rosenberg, M., Petrasso, R. D., Amendt, P. A., Koch, J. A., Landen, O. L., Park, H. S., Robey, H. F., Town, R. P. J., Casner, A., Philippe, F., Betti, R., Knauer, J. P., Meyerhofer, D. D., Back, C. A., Kilkenny, J. D., Nikroo, A.

“…Measurements of x-ray-driven implosions with charged particles have resulted in the quantitative characterization of critical aspects of indirect-drive…”
Get full text

Exploration of the transition from the hydrodynamiclike to the strongly kinetic regime in shock-driven implosions by Rosenberg, M J, Rinderknecht, H G, Hoffman, N M, Amendt, P A, Atzeni, S, Zylstra, A B, Li, C K, Séguin, F H, Sio, H, Johnson, M Gatu, Frenje, J A, Petrasso, R D, Glebov, V Yu, Stoeckl, C, Seka, W, Marshall, F J, Delettrez, J A, Sangster, T C, Betti, R, Goncharov, V N, Meyerhofer, D D, Skupsky, S, Bellei, C, Pino, J, Wilks, S C, Kagan, G, Molvig, K, Nikroo, A

“…Clear evidence of the transition from hydrodynamiclike to strongly kinetic shock-driven implosions is, for the first time, revealed and quantitatively…”
Get full text

Highly Resolved Measurements of a Developing Strong Collisional Plasma Shock by Rinderknecht, Hans G, Park, H-S, Ross, J S, Amendt, P A, Higginson, D P, Wilks, S C, Haberberger, D, Katz, J, Froula, D H, Hoffman, N M, Kagan, G, Keenan, B D, Vold, E L

“…The structure of a strong collisional shock front forming in a plasma is directly probed for the first time in laser-driven gas-jet experiments. Thomson…”
Get full text

Evidence for suprathermal ion distribution in burning plasmas by Hartouni, E. P., Moore, A. S., Crilly, A. J., Appelbe, B. D., Amendt, P. A., Baker, K. L., Casey, D. T., Clark, D. S., Döppner, T., Eckart, M. J., Field, J. E., Gatu-Johnson, M., Grim, G. P., Hatarik, R., Jeet, J., Kerr, S. M., Kilkenny, J., Kritcher, A. L., Meaney, K. D., Milovich, J. L., Munro, D. H., Nora, R. C., Pak, A. E., Ralph, J. E., Robey, H. F., Ross, J. S., Schlossberg, D. J., Sepke, S. M., Spears, B. K., Young, C. V., Zylstra, A. B.

“…At the National Ignition Facility, inertial confinement fusion experiments aim to burn and ignite a hydrogen plasma to generate a net source of energy through…”
Get full text

Scaled laboratory experiments explain the kink behaviour of the Crab Nebula jet by Li, C. K., Tzeferacos, P., Lamb, D., Gregori, G., Norreys, P. A., Rosenberg, M. J., Follett, R. K., Froula, D. H., Koenig, M., Seguin, F. H., Frenje, J. A., Rinderknecht, H. G., Sio, H., Zylstra, A. B., Petrasso, R. D., Amendt, P. A., Park, H. S., Remington, B. A., Ryutov, D. D., Wilks, S. C., Betti, R., Frank, A., Hu, S. X., Sangster, T. C., Hartigan, P., Drake, R. P., Kuranz, C. C., Lebedev, S. V., Woolsey, N. C.

“…The remarkable discovery by the Chandra X-ray observatory that the Crab nebula’s jet periodically changes direction provides a challenge to our understanding…”
Get full text

Observations of Multiple Nuclear Reaction Histories and Fuel-Ion Species Dynamics in Shock-Driven Inertial Confinement Fusion Implosions by Sio, H, Frenje, J A, Le, A, Atzeni, S, Kwan, T J T, Gatu Johnson, M, Kagan, G, Stoeckl, C, Li, C K, Parker, C E, Forrest, C J, Glebov, V, Kabadi, N V, Bose, A, Rinderknecht, H G, Amendt, P, Casey, D T, Mancini, R, Taitano, W T, Keenan, B, Simakov, A N, Chacón, L, Regan, S P, Sangster, T C, Campbell, E M, Seguin, F H, Petrasso, R D

“…Fuel-ion species dynamics in hydrodynamiclike shock-driven DT^{3}He-filled inertial confinement fusion implosion is quantitatively assessed for the first time…”
Get full text

Enhanced energy coupling for indirectly driven inertial confinement fusion by Ping, Y., Smalyuk, V. A., Amendt, P., Tommasini, R., Field, J. E., Khan, S., Bennett, D., Dewald, E., Graziani, F., Johnson, S., Landen, O. L., MacPhee, A. G., Nikroo, A., Pino, J., Prisbrey, S., Ralph, J., Seugling, R., Strozzi, D., Tipton, R. E., Wang, Y. M., Loomis, E., Merritt, E., Montgomery, D.

“…Recent experiments in the study of inertial confinement fusion (ICF) at the National Ignition Facility (NIF) in the United States have reached the so-called…”
Get full text

First observations of nonhydrodynamic mix at the fuel-shell interface in shock-driven inertial confinement implosions by Rinderknecht, H G, Sio, H, Li, C K, Zylstra, A B, Rosenberg, M J, Amendt, P, Delettrez, J, Bellei, C, Frenje, J A, Gatu Johnson, M, Séguin, F H, Petrasso, R D, Betti, R, Glebov, V Yu, Meyerhofer, D D, Sangster, T C, Stoeckl, C, Landen, O, Smalyuk, V A, Wilks, S, Greenwood, A, Nikroo, A

“…A strong nonhydrodynamic mechanism generating atomic fuel-shell mix has been observed in strongly shocked inertial confinement fusion implosions of thin…”
Get full text

Ion thermal decoupling and species separation in shock-driven implosions by Rinderknecht, Hans G, Rosenberg, M J, Li, C K, Hoffman, N M, Kagan, G, Zylstra, A B, Sio, H, Frenje, J A, Gatu Johnson, M, Séguin, F H, Petrasso, R D, Amendt, P, Bellei, C, Wilks, S, Delettrez, J, Glebov, V Yu, Stoeckl, C, Sangster, T C, Meyerhofer, D D, Nikroo, A

“…Anomalous reduction of the fusion yields by 50% and anomalous scaling of the burn-averaged ion temperatures with the ion-species fraction has been observed for…”
Get full text

Structure and dynamics of colliding plasma jets by Li, C K, Ryutov, D D, Hu, S X, Rosenberg, M J, Zylstra, A B, Séguin, F H, Frenje, J A, Casey, D T, Johnson, M Gatu, Manuel, M J-E, Rinderknecht, H G, Petrasso, R D, Amendt, P A, Park, H S, Remington, B A, Wilks, S C, Betti, R, Froula, D H, Knauer, J P, Meyerhofer, D D, Drake, R P, Kuranz, C C, Young, R, Koenig, M

“…Monoenergetic-proton radiographs of laser-generated, high-Mach-number plasma jets colliding at various angles shed light on the structures and dynamics of…”
Get full text

Measuring E and B fields in laser-produced plasmas with monoenergetic proton radiography by Li, C K, Séguin, F H, Frenje, J A, Rygg, J R, Petrasso, R D, Town, R P J, Amendt, P A, Hatchett, S P, Landen, O L, Mackinnon, A J, Patel, P K, Smalyuk, V A, Sangster, T C, Knauer, J P

“…Electromagnetic (E/B) fields generated by the interaction with plasmas of long-pulse, low-intensity laser beams relevant to inertial confinement fusion have…”
Get full text

Evidence for stratification of deuterium-tritium fuel in inertial confinement fusion implosions by Casey, D T, Frenje, J A, Johnson, M Gatu, Manuel, M J-E, Rinderknecht, H G, Sinenian, N, Séguin, F H, Li, C K, Petrasso, R D, Radha, P B, Delettrez, J A, Glebov, V Yu, Meyerhofer, D D, Sangster, T C, McNabb, D P, Amendt, P A, Boyd, R N, Rygg, J R, Herrmann, H W, Kim, Y H, Bacher, A D

“…Measurements of the D(d,p)T (dd) and T(t,2n)(4)He (tt) reaction yields have been compared with those of the D(t,n)(4)He (dt) reaction yield, using…”
Get full text

Observations of electromagnetic fields and plasma flow in hohlraums with proton radiography by Li, C K, Séguin, F H, Frenje, J A, Petrasso, R D, Amendt, P A, Town, R P J, Landen, O L, Rygg, J R, Betti, R, Knauer, J P, Meyerhofer, D D, Soures, J M, Back, C A, Kilkenny, J D, Nikroo, A

“…We report on the first proton radiography of laser-irradiated hohlraums. This experiment, with vacuum gold (Au) hohlraums, resulted in observations of…”
Get full text

Lorentz mapping of magnetic fields in hot dense plasmas by Petrasso, R D, Li, C K, Seguin, F H, Rygg, J R, Frenje, J A, Betti, R, Knauer, J P, Meyerhofer, D D, Amendt, P A, Froula, D H, Landen, O L, Patel, P K, Ross, J S, Town, R P J

“…Unique detection of electromagnetic fields and identification of field type and strength as a function of position were used to determine the nature of…”
Get full text

Impeding hohlraum plasma stagnation in inertial-confinement fusion by Li, C K, Séguin, F H, Frenje, J A, Rosenberg, M J, Rinderknecht, H G, Zylstra, A B, Petrasso, R D, Amendt, P A, Landen, O L, Mackinnon, A J, Town, R P J, Wilks, S C, Betti, R, Meyerhofer, D D, Soures, J M, Hund, J, Kilkenny, J D, Nikroo, A

“…This Letter reports the first time-gated proton radiography of the spatial structure and temporal evolution of how the fill gas compresses the wall blowoff,…”
Get full text

Observation of the decay dynamics and instabilities of megagauss field structures in laser-produced plasmas by Li, C K, Séguin, F H, Frenje, J A, Rygg, J R, Petrasso, R D, Town, R P J, Amendt, P A, Hatchett, S P, Landen, O L, Mackinnon, A J, Patel, P K, Tabak, M, Knauer, J P, Sangster, T C, Smalyuk, V A

“…Monoenergetic proton radiography was used to make the first measurements of the long-time-scale dynamics and evolution of megagauss laser-plasma-generated…”
Get full text

Experimental demonstration of X-ray drive enhancement with rugby-shaped hohlraums by Philippe, F, Casner, A, Caillaud, T, Landoas, O, Monteil, M C, Liberatore, S, Park, H S, Amendt, P, Robey, H, Sorce, C, Li, C K, Seguin, F, Rosenberg, M, Petrasso, R, Glebov, V, Stoeckl, C

“…Rugby-shaped hohlraums have been suggested as a way to enhance x-ray drive in the indirect drive approach to inertial confinement fusion. This Letter presents…”
Get full text

Observation of strong electromagnetic fields around laser-entrance holes of ignition-scale hohlraums in inertial-confinement fusion experiments at the National Ignition Facility by Li, C K, Zylstra, A B, Frenje, J A, Séguin, F H, Sinenian, N, Petrasso, R D, Amendt, P A, Bionta, R, Friedrich, S, Collins, G W, Dewald, E, Döppner, T, Glenzer, S H, Hicks, D G, Landen, O L, Kilkenny, J D, Mackinnon, A J, Meezan, N, Ralph, J, Rygg, J R, Kline, J, Kyrala, G

“…Energy spectra and spectrally resolved one-dimensional fluence images of self-emitted charged-fusion products (14.7 MeV D3He protons) are routinely measured…”
Get full text

Lead (Pb) Hohlraum: Target for Inertial Fusion Energy by Ross, J. S., Amendt, P., Atherton, L. J., Dunne, M., Glenzer, S. H., Lindl, J. D., Meeker, D., Moses, E. I., Nikroo, A., Wallace, R.

“…Recent progress towards demonstrating inertial confinement fusion (ICF) ignition at the National Ignition Facility (NIF) has sparked wide interest in Laser…”
Get full text

Hohlraum-driven mid-Z (SiO2) double-shell implosions on the omega laser facility and their scaling to NIF by Robey, H F, Amendt, P A, Milovich, J L, Park, H-S, Hamza, A V, Bono, M J

“…High-convergence, hohlraum-driven implosions of double-shell capsules using mid-Z (SiO2) inner shells have been performed on the OMEGA laser facility [T. R…”
Get full text