Search Results - "STRUVE, K. W"

Development and tests of fast 1-MA linear transformer driver stages by Kim, A. A., Mazarakis, M. G., Sinebryukhov, V. A., Kovalchuk, B. M., Visir, V. A., Volkov, S. N., Bayol, F., Bastrikov, A. N., Durakov, V. G., Frolov, S. V., Alexeenko, V. M., McDaniel, D. H., Fowler, W. E., LeChien, K., Olson, C., Stygar, W. A., Struve, K. W., Porter, J., Gilgenbach, R. M.

“…In this article we present the design and test results of the most powerful, fast linear transformer driver (LTD) stage developed to date. This 1-MA LTD stage…”
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Corona-free electrical explosion of polyimide-coated tungsten wire in vacuum by SARKISOV, G. S, ROSENTHAL, S. E, STRUVE, K. W, MCDANIEL, D. H

“…We present experimental evidence of corona-free electrical explosion of dielectric-coated W wire in vacuum. A fast current rise of approximately 150 A/ns and a…”
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Displacement current phenomena in the magnetically insulated transmission lines of the refurbished Z accelerator by McBride, R. D., Jennings, C. A., Vesey, R. A., Rochau, G. A., Savage, M. E., Stygar, W. A., Cuneo, M. E., Sinars, D. B., Jones, M., LeChien, K. R., Lopez, M. R., Moore, J. K., Struve, K. W., Wagoner, T. C., Waisman, E. M.

“…Experimental data is presented that illustrates important displacement current phenomena in the magnetically insulated transmission lines (MITLs) of the…”
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Development of a 5.4 MV laser triggered gas switch for multimodule, multimegampere pulsed power drivers by LeChien, K., Savage, M., Anaya, V., Bliss, D., Clark, W., Corley, J., Feltz, G., Garrity, J., Guthrie, D., Hodge, K., Maenchen, J., Maier, R., Prestwich, K., Struve, K., Stygar, W., Thompson, T., Van Den Avyle, J., Wakeland, P., Wallace, Z., Woodworth, J.

“…Laser triggered, megavolt, megampere gas switches are frequently utilized to synchronize multiple pulsed power driver modules for inertial-confinement fusion,…”
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Dielectric-breakdown tests of water at 6 MV by Stygar, W. A., Savage, M. E., Wagoner, T. C., Bennett, L. F., Corley, J. P., Donovan, G. L., Fehl, D. L., Ives, H. C., LeChien, K. R, Leifeste, G. T., Long, F. W., McKee, R. G., Mills, J. A., Moore, J. K., Ramirez, J. J., Stoltzfus, B. S., Struve, K. W., Woodworth, J. R.

“…We have conducted dielectric-breakdown tests on water subject to a single unipolar pulse. The peak voltages used for the tests range from 5.8 to 6.8 MV; the…”
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Energy loss to conductors operated at lineal current densities ≤ 10     MA / cm : Semianalytic model, magnetohydrodynamic simulations, and experiment by Stygar, W. A., Rosenthal, S. E., Ives, H. C., Wagoner, T. C., Allshouse, G. O., Androlewicz, K. E., Donovan, G. L., Fehl, D. L., Frese, M. H., Gilliland, T. L., Johnson, M. F., Mills, J. A., Reisman, D. B., Reynolds, P. G., Speas, C. S., Spielman, R. B., Struve, K. W., Toor, A., Waisman, E. M.

“…We have developed a semianalytic expression for the total energy loss to a vacuum transmission-line electrode operated at high lineal current densities. (We…”
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Improved design of a high-voltage vacuum-insulator interface by Stygar, W. A., Lott, J. A., Wagoner, T. C., Anaya, V., Harjes, H. C., Ives, H. C., Wallace, Z. R., Mowrer, G. R., Shoup, R. W., Corley, J. P., Anderson, R. A., Vogtlin, G. E., Savage, M. E., Elizondo, J. M., Stoltzfus, B. S., Andercyk, D. M., Fehl, D. L., Jaramillo, T. F., Johnson, D. L., McDaniel, D. H., Muirhead, D. A., Radman, J. M., Ramirez, J. J., Ramirez, L. E., Spielman, R. B., Struve, K. W., Walsh, D. E., Walsh, E. D., Walsh, M. D.

“…We have conducted a series of experiments designed to measure the flashover strength of various azimuthally symmetric 45° vacuum-insulator configurations. The…”
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Nanosecond electrical explosion of thin aluminum wires in a vacuum: experimental and computational investigations by Sarkisov, G S, Rosenthal, S E, Cochrane, K R, Struve, K W, Deeney, C, McDaniel, D H

“…Experimental and computational investigations of nanosecond electrical explosion of a thin Al wire in vacuum are presented. We have demonstrated that…”
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Characteristics and scaling of tungsten-wire-array z -pinch implosion dynamics at 20 MA by Cuneo, M E, Waisman, E M, Lebedev, S V, Chittenden, J P, Stygar, W A, Chandler, G A, Vesey, R A, Yu, E P, Nash, T J, Bliss, D E, Sarkisov, G S, Wagoner, T C, Bennett, G R, Sinars, D B, Porter, J L, Simpson, W W, Ruggles, L E, Wenger, D F, Garasi, C J, Oliver, B V, Aragon, R A, Fowler, W E, Hettrick, M C, Idzorek, G C, Johnson, D, Keller, K, Lazier, S E, McGurn, J S, Mehlhorn, T A, Moore, T, Nielsen, D S, Pyle, J, Speas, S, Struve, K W, Torres, J A

“…We present observations for 20-MA wire-array z pinches of an extended wire ablation period of 57%+/-3% of the stagnation time of the array and non-thin-shell…”
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Thermodynamical calculation of metal heating in nanosecond exploding wire and foil experiments by Sarkisov, G S, Rosenthal, S E, Struve, K W

“…A method of thermodynamical calculation of thin metal wire heating during its electrical explosion is discussed. The technique is based on a calculation of…”
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Differential-output B -dot and D -dot monitors for current and voltage measurements on a 20-MA, 3-MV pulsed-power accelerator by Wagoner, T. C., Stygar, W. A., Ives, H. C., Gilliland, T. L., Spielman, R. B., Johnson, M. F., Reynolds, P. G., Moore, J. K., Mourning, R. L., Fehl, D. L., Androlewicz, K. E., Bailey, J. E., Broyles, R. S., Dinwoodie, T. A., Donovan, G. L., Dudley, M. E., Hahn, K. D., Kim, A. A., Lee, J. R., Leeper, R. J., Leifeste, G. T., Melville, J. A., Mills, J. A., Mix, L. P., Moore, W. B. S., Peyton, B. P., Porter, J. L., Rochau, G. A., Rochau, G. E., Savage, M. E., Seamen, J. F., Serrano, J. D., Sharpe, A. W., Shoup, R. W., Slopek, J. S., Speas, C. S., Struve, K. W., Van De Valde, D. M., Woodring, R. M.

“…We have developed a system of differential-output monitors that diagnose current and voltage in the vacuum section of a 20-MA 3-MV pulsed-power accelerator…”
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Three-dimensional electromagnetic model of the pulsed-power Z -pinch accelerator by Rose, D. V., Welch, D. R., Madrid, E. A., Miller, C. L., Clark, R. E., Stygar, W. A., Savage, M. E., Rochau, G. A., Bailey, J. E., Nash, T. J., Sceiford, M. E., Struve, K. W., Corcoran, P. A., Whitney, B. A.

“…A three-dimensional, fully electromagnetic model of the principal pulsed-power components of the 26-MA ZR accelerator [D. H. McDaniel et al., in Proceedings of…”
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Flashover of a vacuum-insulator interface: A statistical model by Stygar, W. A., Ives, H. C., Wagoner, T. C., Lott, J. A., Anaya, V., Harjes, H. C., Corley, J. P., Shoup, R. W., Fehl, D. L., Mowrer, G. R., Wallace, Z. R., Anderson, R. A., Boyes, J. D., Douglas, J. W., Horry, M. L., Jaramillo, T. F., Johnson, D. L., Long, F. W., Martin, T. H., McDaniel, D. H., Milton, O., Mostrom, M. A., Muirhead, D. A., Mulville, T. D., Ramirez, J. J., Ramirez, L. E., Romero, T. M., Seamen, J. F., Smith, J. W., Speas, C. S., Spielman, R. B., Struve, K. W., Vogtlin, G. E., Walsh, D. E., Walsh, E. D., Walsh, M. D., Yamamoto, O.

“…We have developed a statistical model for the flashover of a 45° vacuum-insulator interface (such as would be found in an accelerator) subject to a pulsed…”
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Enhancement of X-Ray Power from a Z Pinch Using Nested-Wire Arrays by Deeney, C., Douglas, M. R., Spielman, R. B., Nash, T. J., Peterson, D. L., L'Eplattenier, P., Chandler, G. A., Seamen, J. F., Struve, K. W.

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Polarity effect for exploding wires in a vacuum by Sarkisov, G S, Sasorov, P V, Struve, K W, McDaniel, D H, Gribov, A N, Oleinik, G M

“…Experimental evidence for a strong influence of the radial electric field on energy deposition into thin metal wires during their electrical explosion in…”
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Radiation magnetohydrodynamic simulation of plasma formed on a surface by a megagauss field by Esaulov, A A, Bauer, B S, Makhin, V, Siemon, R E, Lindemuth, I R, Awe, T J, Reinovsky, R E, Struve, K W, Desjarlais, M P, Mehlhorn, T A

“…Radiation magnetohydrodynamic modeling is used to study the plasma formed on the surface of a cylindrical metallic load, driven by megagauss magnetic field at…”
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Theoretical z -pinch scaling relations for thermonuclear-fusion experiments by Stygar, W A, Cuneo, M E, Vesey, R A, Ives, H C, Mazarakis, M G, Chandler, G A, Fehl, D L, Leeper, R J, Matzen, M K, McDaniel, D H, McGurn, J S, McKenney, J L, Muron, D J, Olson, C L, Porter, J L, Ramirez, J J, Seamen, J F, Speas, C S, Spielman, R B, Struve, K W, Torres, J A, Waisman, E M, Wagoner, T C, Gilliland, T L

“…We have developed wire-array z -pinch scaling relations for plasma-physics and inertial-confinement-fusion (ICF) experiments. The relations can be applied to…”
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Transformation of a tungsten wire to the plasma state by nanosecond electrical explosion in vacuum by Sarkisov, G S, Rosenthal, S E, Struve, K W

“…Experiment demonstrates the first direct transformation of a tungsten wire core to the plasma state by Joule heating during nanosecond electrical explosion in…”
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Improved Symmetry Greatly Increases X-Ray Power from Wire-Array Z-Pinches by Sanford, TW, Allshouse, GO, Marder, BM, Nash, TJ, Mock, RC, Spielman, RB, Seamen, JF, McGurn, JS, Jobe, D, Gilliland, TL, Vargas, M, Struve, KW, Stygar, WA, Douglas, MR, Matzen, MK, Hammer, JH, De Groot JS, Eddleman, JL, Peterson, DL, Mosher, D, Whitney, KG, Thornhill, JW, Pulsifer, PE, Apruzese, JP, Maron, Y

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Z -Pinch-Generated X Rays Demonstrate Potential for Indirect-Drive ICF Experiments by Sanford, T. W. L., Olson, R. E., Bowers, R. L., Chandler, G. A., Derzon, M. S., Hebron, D. E., Leeper, R. J., Mock, R. C., Nash, T. J., Peterson, D. L., Ruggles, L. E., Simpson, W. W., Struve, K. W., Vesey, R. A.

“…Hohlraums measuring 6 mm in diameter by 7 mm in height have been heated by x rays from a Z pinch. Over the measured x-ray input powers P of 0.7 to 13 TW, the…”
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