Search Results - "Macphee, A G"

Fusion Energy Output Greater than the Kinetic Energy of an Imploding Shell at the National Ignition Facility by Le Pape, S, Berzak Hopkins, L F, Divol, L, Pak, A, Dewald, E L, Bhandarkar, S, Bennedetti, L R, Bunn, T, Biener, J, Crippen, J, Casey, D, Edgell, D, Fittinghoff, D N, Gatu-Johnson, M, Goyon, C, Haan, S, Hatarik, R, Havre, M, Ho, D D-M, Izumi, N, Jaquez, J, Khan, S F, Kyrala, G A, Ma, T, Mackinnon, A J, MacPhee, A G, MacGowan, B J, Meezan, N B, Milovich, J, Millot, M, Michel, P, Nagel, S R, Nikroo, A, Patel, P, Ralph, J, Ross, J S, Rice, N G, Strozzi, D, Stadermann, M, Volegov, P, Yeamans, C, Weber, C, Wild, C, Callahan, D, Hurricane, O A

“…A series of cryogenic, layered deuterium-tritium (DT) implosions have produced, for the first time, fusion energy output twice the peak kinetic energy of the…”
Get full text

Impact of Localized Radiative Loss on Inertial Confinement Fusion Implosions by Pak, A, Divol, L, Weber, C R, Hopkins, L F Berzak, Clark, D S, Dewald, E L, Fittinghoff, D N, Geppert-Kleinrath, V, Hohenberger, M, Le Pape, S, Ma, T, MacPhee, A G, Mariscal, D A, Marley, E, Moore, A S, Pickworth, L A, Volegov, P L, Wilde, C, Hurricane, O A, Patel, P K

“…The impact to fusion energy production due to the radiative loss from a localized mix in inertial confinement implosions using high density carbon capsule…”
Get full text

Absolute Equation-of-State Measurement for Polystyrene from 25 to 60 Mbar Using a Spherically Converging Shock Wave by Döppner, T, Swift, D C, Kritcher, A L, Bachmann, B, Collins, G W, Chapman, D A, Hawreliak, J, Kraus, D, Nilsen, J, Rothman, S, Benedict, L X, Dewald, E, Fratanduono, D E, Gaffney, J A, Glenzer, S H, Hamel, S, Landen, O L, Lee, H J, LePape, S, Ma, T, MacDonald, M J, MacPhee, A G, Milathianaki, D, Millot, M, Neumayer, P, Sterne, P A, Tommasini, R, Falcone, R W

“…We have developed an experimental platform for the National Ignition Facility that uses spherically converging shock waves for absolute equation-of-state (EOS)…”
Get full text

Hot Spot Evolution Measured by High-Resolution X-Ray Spectroscopy at the National Ignition Facility by Gao, Lan, Kraus, B F, Hill, K W, Schneider, M B, Christopherson, A, Bachmann, B, Bitter, M, Efthimion, P, Pablant, N, Betti, R, Thomas, C, Thorn, D, MacPhee, A G, Khan, S, Kauffman, R, Liedahl, D, Chen, H, Bradley, D, Kilkenny, J, Lahmann, B, Stambulchik, E, Maron, Y

“…Evolution of the hot spot plasma conditions was measured using high-resolution x-ray spectroscopy at the National Ignition Facility. The capsules were filled…”
Get full text

Dynamics and Power Balance of Near Unity Target Gain Inertial Confinement Fusion Implosions by Pak, A., Divol, L., Casey, D. T., Khan, S. F., Kritcher, A. L., Ralph, J. E., Tommasini, R., Trosseille, C., Zylstra, A. B., Baker, K. L., Birge, N. W., Bionta, R., Bachmann, B., Dewald, E. L., Doeppner, T., Freeman, M. S., Fittinghoff, D. N., Geppert-Kleinrath, V., Geppert-Kleinrath, H., Hahn, K. D., Hohenberger, M., Holder, J., Kerr, S., Kim, Y., Kozioziemski, B., Lamb, K., MacGowan, B. J., MacPhee, A. G., Meaney, K. D., Moore, A. S., Schlossberg, D. J., Stoupin, S., Volegov, P., Wilde, C., Young, C. V., Landen, O. L., Town, R. P. J.

Get full text

First Measurements of Fuel-Ablator Interface Instability Growth in Inertial Confinement Fusion Implosions on the National Ignition Facility by Weber, C R, Döppner, T, Casey, D T, Bunn, T L, Carlson, L C, Dylla-Spears, R J, Kozioziemski, B J, MacPhee, A G, Nikroo, A, Robey, H F, Sater, J D, Smalyuk, V A

“…Direct measurements of hydrodynamic instability growth at the fuel-ablator interface in inertial confinement fusion (ICF) implosions are reported for the first…”
Get full text

Improved Performance of High Areal Density Indirect Drive Implosions at the National Ignition Facility using a Four-Shock Adiabat Shaped Drive by Casey, D T, Milovich, J L, Smalyuk, V A, Clark, D S, Robey, H F, Pak, A, MacPhee, A G, Baker, K L, Weber, C R, Ma, T, Park, H-S, Döppner, T, Callahan, D A, Haan, S W, Patel, P K, Peterson, J L, Hoover, D, Nikroo, A, Yeamans, C B, Merrill, F E, Volegov, P L, Fittinghoff, D N, Grim, G P, Edwards, M J, Landen, O L, Lafortune, K N, MacGowan, B J, Widmayer, C C, Sayre, D B, Hatarik, R, Bond, E J, Nagel, S R, Benedetti, L R, Izumi, N, Khan, S, Bachmann, B, Spears, B K, Cerjan, C J, Gatu Johnson, M, Frenje, J A

“…Hydrodynamic instabilities can cause capsule defects and other perturbations to grow and degrade implosion performance in ignition experiments at the National…”
Get full text

Measurement of Hydrodynamic Growth near Peak Velocity in an Inertial Confinement Fusion Capsule Implosion using a Self-Radiography Technique by Pickworth, L A, Hammel, B A, Smalyuk, V A, MacPhee, A G, Scott, H A, Robey, H F, Landen, O L, Barrios, M A, Regan, S P, Schneider, M B, Hoppe, M, Kohut, T, Holunga, D, Walters, C, Haid, B, Dayton, M

“…First measurements of hydrodynamic growth near peak implosion velocity in an inertial confinement fusion (ICF) implosion at the National Ignition Facility were…”
Get full text

Hot electron temperature and coupling efficiency scaling with prepulse for cone-guided fast ignition by Ma, T, Sawada, H, Patel, P K, Chen, C D, Divol, L, Higginson, D P, Kemp, A J, Key, M H, Larson, D J, Le Pape, S, Link, A, MacPhee, A G, McLean, H S, Ping, Y, Stephens, R B, Wilks, S C, Beg, F N

“…The effect of increasing prepulse energy levels on the energy spectrum and coupling into forward-going electrons is evaluated in a cone-guided fast-ignition…”
Get full text

Use of GafChromic film to diagnose laser generated proton beams by Hey, D S, Key, M H, Mackinnon, A J, MacPhee, A G, Patel, P K, Freeman, R R, Van Woerkom, L D, Castaneda, C M

“…A calibration of three types of GafChromic radiochromic film (HS, MD-55, and HD-810) was carried out on the Crocker Nuclear Laboratory's 76 in. cyclotron at UC…”
Get more information

Fuel gain exceeding unity in an inertially confined fusion implosion by Hurricane, O. A., Callahan, D. A., Casey, D. T., Celliers, P. M., Cerjan, C., Dewald, E. L., Dittrich, T. R., Döppner, T., Hinkel, D. E., Hopkins, L. F. Berzak, Kline, J. L., Le Pape, S., Ma, T., MacPhee, A. G., Milovich, J. L., Pak, A., Park, H.-S., Patel, P. K., Remington, B. A., Salmonson, J. D., Springer, P. T., Tommasini, R.

“…Fusion fuel gains greater than unity — which are crucial to the generation of fusion energy — are achieved on the US National Ignition Facility using the…”
Get full text

A Saturated X-ray Laser Beam at 7 Nanometers by Zhang, J., MacPhee, A. G., Lin, J., Wolfrum, E., Smith, R., Danson, C., Key, M. H., Lewis, C. L. S., Neely, D., Nilsen, J., Pert, G. J., Tallents, G. J., Wark, J. S.

“…A saturated nickel-like samarium x-ray laser beam at 7 nanometers has been demonstrated with an output energy of 0.3 millijoule in 50-picosecond pulses,…”
Get full text

Onset of hydrodynamic mix in high-velocity, highly compressed inertial confinement fusion implosions by Ma, T, Patel, P K, Izumi, N, Springer, P T, Key, M H, Atherton, L J, Benedetti, L R, Bradley, D K, Callahan, D A, Celliers, P M, Cerjan, C J, Clark, D S, Dewald, E L, Dixit, S N, Döppner, T, Edgell, D H, Epstein, R, Glenn, S, Grim, G, Haan, S W, Hammel, B A, Hicks, D, Hsing, W W, Jones, O S, Khan, S F, Kilkenny, J D, Kline, J L, Kyrala, G A, Landen, O L, Le Pape, S, MacGowan, B J, Mackinnon, A J, MacPhee, A G, Meezan, N B, Moody, J D, Pak, A, Parham, T, Park, H-S, Ralph, J E, Regan, S P, Remington, B A, Robey, H F, Ross, J S, Spears, B K, Smalyuk, V, Suter, L J, Tommasini, R, Town, R P, Weber, S V, Lindl, J D, Edwards, M J, Glenzer, S H, Moses, E I

“…Deuterium-tritium inertial confinement fusion implosion experiments on the National Ignition Facility have demonstrated yields ranging from 0.8 to 7×10(14),…”
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

X-ray Imaging of Shock Waves Generated by High-Pressure Fuel Sprays by MacPhee, Andrew G., Tate, Mark W., Powell, Christopher F., Yue, Yong, Renzi, Matthew J., Ercan, Alper, Narayanan, Suresh, Fontes, Ernest, Walther, Jochen, Schaller, Johannes, Gruner, Sol M., Wang, Jin

“…Synchrotron x-radiography and a fast x-ray detector were used to record the time evolution of the transient fuel sprays from a high-pressure injector. A…”
Get full text

High-density carbon capsule experiments on the national ignition facility by Ross, J S, Ho, D, Milovich, J, Döppner, T, McNaney, J, MacPhee, A G, Hamza, A, Biener, J, Robey, H F, Dewald, E L, Tommasini, R, Divol, L, Le Pape, S, Berzak Hopkins, L, Celliers, P M, Landen, O, Meezan, N B, Mackinnon, A J

“…Indirect-drive implosions with a high-density carbon (HDC) capsule were conducted on the National Ignition Facility (NIF) to test HDC properties as an ablator…”
Get full text

Limitation on prepulse level for cone-guided fast-ignition inertial confinement fusion by Macphee, A G, Divol, L, Kemp, A J, Akli, K U, Beg, F N, Chen, C D, Chen, H, Hey, D S, Fedosejevs, R J, Freeman, R R, Henesian, M, Key, M H, Le Pape, S, Link, A, Ma, T, Mackinnon, A J, Ovchinnikov, V M, Patel, P K, Phillips, T W, Stephens, R B, Tabak, M, Town, R, Tsui, Y Y, Van Woerkom, L D, Wei, M S, Wilks, S C

“…The viability of fast-ignition (FI) inertial confinement fusion hinges on the efficient transfer of laser energy to the compressed fuel via multi-MeV…”
Get full text

Performance of high-convergence, layered DT implosions with extended-duration pulses at the National Ignition Facility by Smalyuk, V A, Atherton, L J, Benedetti, L R, Bionta, R, Bleuel, D, Bond, E, Bradley, D K, Caggiano, J, Callahan, D A, Casey, D T, Celliers, P M, Cerjan, C J, Clark, D, Dewald, E L, Dixit, S N, Döppner, T, Edgell, D H, Edwards, M J, Frenje, J, Gatu-Johnson, M, Glebov, V Y, Glenn, S, Glenzer, S H, Grim, G, Haan, S W, Hammel, B A, Hartouni, E P, Hatarik, R, Hatchett, S, Hicks, D G, Hsing, W W, Izumi, N, Jones, O S, Key, M H, Khan, S F, Kilkenny, J D, Kline, J L, Knauer, J, Kyrala, G A, Landen, O L, Le Pape, S, Lindl, J D, Ma, T, MacGowan, B J, Mackinnon, A J, MacPhee, A G, McNaney, J, Meezan, N B, Moody, J D, Moore, A, Moran, M, Moses, E I, Pak, A, Parham, T, Park, H-S, Patel, P K, Petrasso, R, Ralph, J E, Regan, S P, Remington, B A, Robey, H F, Ross, J S, Spears, B K, Springer, P T, Suter, L J, Tommasini, R, Town, R P, Weber, S V, Widmann, K

“…Radiation-driven, low-adiabat, cryogenic DT layered plastic capsule implosions were carried out on the National Ignition Facility (NIF) to study the…”
Get full text

Clocking femtosecond X rays by CAVALIERI, A. L, FRITZ, D. M, SIDDONS, D. P, LOWNEY, D. P, MACPHEE, A. G, WEINSTEIN, D, FALCONE, R. W, PAHL, R, ALS-NIELSEN, J, BLOME, C, DÜSTERER, S, ISCHEBECK, R, LEE, S. H, SCHLARB, H, SCHULTE-SCHREPPING, H, TSCHENTSCHER, Th, SCHNEIDER, J, HIGNETTE, O, SETTE, F, SOKOLOWSKI-TINTEN, K, CHAPMAN, H. N, LEE, R. W, HANSEN, T. N, BUCKSBAUM, P. H, SYNNERGREN, O, LARSSON, J, TECHERT, S, SHEPPARD, J, WARK, J. S, BERGH, M, CALEMAN, C, HULDT, G, VAN DER SPOEL, D, TIMNEANU, N, REIS, D. A, HAJDU, J, AKRE, R. A, BONG, E, EMMA, P, KREJCIK, P, ARTHUR, J, BRENNAN, S, GAFFNEY, K. J, LINDENBERG, A. M, LUENING, K, RUDATI, J, HASTINGS, J. B, MILLS, D. M, FUOSS, P. H, STEPHENSON, G. B, KAO, C. C

“…Linear-accelerator-based sources will revolutionize ultrafast x-ray science due to their unprecedented brightness and short pulse duration. However,…”
Get full text

Transient strain driven by a dense electron-hole plasma by DeCamp, M F, Reis, D A, Cavalieri, A, Bucksbaum, P H, Clarke, R, Merlin, R, Dufresne, E M, Arms, D A, Lindenberg, A M, MacPhee, A G, Chang, Z, Lings, B, Wark, J S, Fahy, S

“…We measure transient strain in ultrafast laser-excited Ge by time-resolved x-ray anomalous transmission. The development of the coherent strain pulse is…”
Get full text