Search Results - "Lepell, David"

Nonlinear transmission line-driven apparatus for short-pulse microwave exposure of aerosolized pathogens by Enderich, Daniel A, Hoff, Brad W, Geiler, Michael, Geiler, Anton, Ottesen, Casey, Cohick, Zane W, McConaha, Jeremy W, Pohle, Hugh H, Franzi, Matthew A, Lepell, P David, Montoya, Thomas, Schrock, James A, Luginsland, John W, Revelli, David, Cox, Jason, Irshad, Hammad

“…A system capable of exposing a flowing aerosol stream to short duration (2-4 ns), high-power RF waveforms is described. The system utilizes a C-band…”
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Explanation of multi-pulse behavior in an LTD based on compact PFNs by French, David, Heidger, Susan, Enderich, Daniel, Lepell, David, Richter-Sand, Robert

“…A six cavity inductive voltage adder with pulsed power incorporated into a single assembly, linear transformer driver (LTD), has been developed. Each LTD…”
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Investigations of Azimuthal Uniformity, Radial Extrapolation, and View-Factor Corrections for Yield Measurements of K-Shell X-Ray Sources at the Z Accelerator by Coverdale, Christine A, LePell, P David, Deeney, Christopher, Beutler, David E, Jones, Scott C, Chantler, Gary, Greenwoll, J, Chittenden, J P, Bateson, T, Dudley, K J, Cuneo, Michael E

“…Z -pinch experiments at pulsed-power facilities generally field a wide range of diagnostics, designed to make measurements and study the relevant physics…”
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Experimental Study of A High Power NLTL-Modulated Electron Beam Driver by Hoff, Brad. W., Lepell, P. David, Montoya, Thomas B., Simon, David H.

“…Experimental results from a high power (hundreds of kilovolts, multiple kiloamperes) nonlinear transmission line (NLTL) modulated electron beam driver will be…”
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Radiation properties and implosion dynamics of planar and cylindrical wire arrays, asymmetric and symmetric, uniform and combined X-pinches on the UNR 1-MA zebra generator by Kantsyrev, V.L., Safronova, A.S., Fedin, D.A., Ivanov, V.V., Esaulov, A.A., Nalajala, V., Shrestha, I., Pokala, S., Williamson, K., Ouart, N.D., Yilmaz, M.F., Laca, P., Cowan, T.E., Rudakov, L.I., Jones, B., Coverdale, C.A., Deeney, C., LePell, P.D., Velikovich, A.L., Chuvatin, A.S.

“…In the following experiments, we studied implosions of different wire arrays and X-pinches produced on the 1-MA Zebra generator at the University of Nevada,…”
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Investigations of Azimuthal Uniformity, Radial Extrapolation, and View-Factor Corrections for Yield Measurements of K-Shell X-Ray Sources at the Z Accelerator: SPECIAL ISSUE ON Z-PINCH PLASMAS 2010 by COVERDALE, Christine A, LEPELL, P. David, CUNEO, Michael E, DEENEY, Christopher, BEUTLER, David E, JONES, Scott C, CHANTLER, Gary, GREENWOLL, J, CHITTENDEN, J. P, BATESON, T, DUDLEY, K. J

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Assessing the ZR Machine's Potential for Producing Multi-keV X-Ray Yields in K-Shell Line and Free-Bound Continuum Radiation by Thornhill, J.W., Velikovich, A.L., Clark, R.W., Apruzese, J.P., Davis, J., Whitney, K.G., Coleman, P.L., Coverdale, C.A., Deeney, C., Jones, B.M., LePell, P.D.

“…This paper presents theoretical extrapolations for the multi-keV X-ray radiation production capability of the 26-MA ZR accelerator at Sandia National…”
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Scaling of K-Shell Emission From Z -Pinches: Z to ZR by Coverdale, C.A., Deeney, C., Jones, B., Thornhill, J.W., Whitney, K.G., Velikovich, A.L., Clark, R.W., Chong, Y.K., Apruzese, J.P., Davis, J., LePell, P.D.Y.

“…Experiments in the last few years at the 20-MA Z Accelerator have produced significant K-shell X-ray output from a variety of initial load materials, including…”
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Investigation of Magnetic Fields in 1-MA Wire Arrays and X-Pinches by Ivanov, V.V., Sarkisov, G.S., Laca, P.J., Sotnikov, V.I., Kantsyrev, V.L., Jones, B.M., Coverdale, C.A., LePell, P.D., Deeney, C., Struve, K.W., Astanovitskiy, A.L., Fedin, D.A., Le Galloudec, B., Nalajala, V., Shrestha, I., Cowan, T.E.

“…A Faraday rotation diagnostic was applied for the investigation of magnetic fields in plasma of 1-MA wire arrays and X-pinches. Laser-probing diagnostics at…”
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Monochromatic X-ray self-emission imaging of imploding wire array Z-pinches on the Z accelerator by Jones, B., Deeney, C., Coverdale, C.A., Meyer, C.J., LePell, P.D.

“…A monochromatic X-ray self-emission imaging diagnostic has been developed for the Z accelerator, which drives 20 MA in 100 ns to implode wire array Z-pinches,…”
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Investigation of Electromagnetic-Flute-Mode Instability in a High-Beta Z-Pinch Plasma by Sotnikov, V.I., Ivanov, V.V., Cowan, T.E., Leboeuf, J.-N.G., Oliver, B.V., Coverdale, C.A., Jones, B.M., Deeney, C., Mehlhorn, T.A., Sarkisov, G.S., LePell, P.D.

“…Recent experiments (laser multiframe shadowgraphy and Faraday rotation diagnostics) with Al imploding wire arrays in the 1-MA "Zebra" accelerator at the Nevada…”
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Assessing the ZR Machine's potential for producing multi-keV X-ray yields in K-shell line and free-bound continuum radiation: Special issue on Z-pinch plasmas by THORNHILL, J. Ward, VELIKOVICH, Alexander L, LEPELL, P. David, CLARK, Robert W, APRUZESE, John P, DAVIS, Jack, WHITNEY, Kenneth G, COLEMAN, Philip L, COVERDALE, Christine A, DEENEY, Christopher, JONES, Brent M

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Investigation of electromagnetic-flute-mode instability in a high-beta Z-pinch plasma: Special issue on Z-pinch plasmas by SOTNIKOV, Vladimir I, IVANOV, Vladimir V, LEPELL, P. David, COWAN, Thomas E, LEBOEUF, Jean-Noel G, OLIVER, Brian V, COVERDALE, Christine A, JONES, Brent M, DEENEY, Christopher, MEHLHORN, Thomas A, SARKISOV, Gennady S

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Investigation of magnetic fields in 1-MA wire arrays and X-pinches: Special issue on Z-pinch plasmas by IVANOV, Vladimir V, SARKISOV, Gennady S, ASTANOVITSKIY, A. L, FEDIN, Dmitry A, LE GALLOUDEC, Bruno, NALAJALA, Vidya, SHRESTHA, Ishor, COWAN, Thomas E, LACA, Paul J, SOTNIKOV, Vladimir I, KANTSYREV, Victor L, JONES, Brent M, COVERDALE, Christine A, LEPELL, P. David, DEENEY, Christopher, STRUVE, Kenneth W

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Studies of precursor plasma conditions for stainless steel and copper wire arrays at the 1-MA Zebra facility by Coverdale, C. A., Deeney, C., Jones, B., Ampleford, D. J., LePell, P. D., Safronova, A. S., Kantsyrev, V., Ouart, N., Ivanov, V. V., Haboub, A., Williamson, K., Shrestha, I., Osborne, G.

“…Summary form only given. Precursor plasmas, both the early time precursor flow of mass and the accumulation of this material on axis, have been observed on…”
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New results on planar wire array implosions and their comparison with cylindrical wire arrays on the 1 MA zebra generator by Kantsyrev, V., Safronova, A., Esaulov, A., Ivanov, V., Williamson, K., Osborne, G., Ouart, N., Shrestha, I., Yilmaz, F., Astanovitsky, A., Batie, S., LeGalloudec, B., Gruner, M., Cowan, T., Rudakov, L., Velikovich, A., Coverdale, C., Deeney, C., LePell, P.D., Gradel, J., Chuvatin, A.

“…Summary form only given. Planar wire arrays were shown to produce the strong power and yield in EUV/X-ray region. The new results of the total radiation yield…”
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Scaling of K-shell emission from Z-pinches: Z to ZR by Coverdale, C.A., Deeney, C., Jones, B., Thornhill, J.W., Velikovich, A.L., Clark, R.W., Chong, Y.K., Apruzese, J.P., Davis, J., Whitney, K.G., LePell, P.D.

“…Summary form only given. Experiments in the last few years at the 20 MA Z Accelerator have produced significant K-shell X-ray output from a variety of initial…”
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Conical wire array experiments on the zebra generator by Ampleford, D.J., Jones, B., Coverdale, C.A., Jennings, C.A., Deeney, C., LePell, P.D., Kantsyrev, V.L., Ivanov, V.V., Safronova, A.S., Williamson, K., Osborne, G., Laca, P.J., Fedin, D., Ouart, N., Nalajala, V., Chittenden, J.P.

“…Summary form only given. We present the results of recent conical wire array experiments on the Zebra generator. In this paper we will discuss the dynamics of…”
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