Search Results - "Greenly, J.B."

High Voltage Coaxial Vacuum Gap Breakdown for Pulsed Power Liners by Cordaro, S. W., Bott-Suzuki, S. C., Caballero Bendixsen, L. S., Atoyan, Levon, Byvank, Tom, Potter, William, Kusse, B.R., Greenly, J.B.

“…The dynamics of Magnetized Liner Inertial Fusion (MagLIF) 1 , a new and promising approach to pulsed power fusion, are presently under detailed study at Sandia…”
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Multiwire X-Pinches at 1-MA Current on the COBRA Pulsed-Power Generator by Shelkovenko, T.A., Pikuz, S.A., Douglass, J.D., McBride, R.D., Greenly, J.B., Hammer, D.A.

“…The rebuilt COBRA pulsed-power generator, which has a variable current-pulse waveform and amplitude (95-150-ns rise time and ~1-MA peak current), has extended…”
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The role of magnetic topology change in development of ablation streams in wire arrays by Greenly, J.B., Martin, M.R., Seyler, C.E.

“…This paper investigates the influence of the magnetic field topology and the global field penetration time on the ablation dynamics of cylindrical wire array…”
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Polarity contact and risetime effects on the dynamics of wire array Z-pinches by Chalenski, D.A., Greenly, J.B., Kusse, B.R.

“…The data presented in this paper are the culmination of many experiments studying the combined effects of contact, polarity and risetime on wire array…”
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Plasma density measurements within Tungsten wire-array z-pinches on the cobra accelerator by Douglass, J.D., Hammer, D.A., McBride, R.D., Bell, K.S., Knapp, P.F., Greenly, J.B., Pikuz, S.A., Shelkovenko, T.A.

“…The COBRA pulsed-power generator, with a nominal peak current of 1.1 MA and a minimum zero-to-peak rise-time of 95 ns, is being used to study the early phases…”
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Al and W Wire Array Implosions and Energy Deposition on the 1-MA COBRA Generator by Kantsyrev, V.L., Fedin, D.A., Esaulov, A.A., Safronova, A.S., Nalajala, V., Williamson, K., Osborne, G., Yilmaz, M.F., Ouart, N.D., Greenly, J.B., Douglass, J.D., McBride, R.D., Maxson, L.M., Hammer, D.A., Velikovich, A.L.

“…Implosion characteristics of cylindrical arrays of aluminum (Al) or tungsten (W) wires with low number of wires were studied on the 1-MA 100-150-ns current…”
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New modes of X pinch backlighting on cobra by Blesener, I.C., Bell, K.S., Chalenski, D.A., Greenly, J.B., Knapp, P.F., McBride, R.D., Schrafel, P.C., Hammer, D.A., Kusse, B.R.

“…Summary form only given. X pinch backlighting is a useful imaging technique whereby two or more wires are crossed at a single point and driven with a high…”
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Measurements of Electron Beam Intensity and Characteristic Line Radiation from Wire Array Z-pinches on the 1 MA COBRA Pulsed-Power Generator by Bell, K.S., Shelkovenko, T.A., Pikuz, S.A., Hammer, D.A., Douglass, J.D., McBride, R.D., Greenly, J.B., Mingaleev, A.R.

“…The majority of the X-ray emission from wire array Z-pinches is concentrated in the soft (sub-keV) part of the spectrum. In addition, the soft X-ray pulse is…”
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The magnetohydrodynamics of high energy density plasmas produced by radial foil configurations by Gourdain, P.-A., Blesener, I.C., Greenly, J.B., Hammer, D.A., Knapp, P.F., Kusse, B.R., Schrafel, P.C.

“…Summary form only given: Radial foil configurations have been used recently in pulsed- power generators to study high energy density plasmas. The setup uses a…”
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X pinches in frames under different conditions by Shelkovenko, T.A., Pikuz, S.A., Knapp, P.F., Bell, K.S., Greenly, J.B., Hammer, D.A., Mingaleev, A.R., Tilikin, I.N.

“…Summary form only given. The experiments reported here were designed to test X-pinch wire-loading configurations using a simple plastic frame that might enable…”
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Studies of xuv and x-ray radiation from wire-array Z pinches on COBRA using an x-ray streak camera by Pikuz, S.A., Shelkovenko, T.A., Knapp, P.F., Greenly, J.B., Gourdain, P.A., Hoyt, C.L., Hammer, D.A.

“…Summary form only given. Time- and space-resolved short-wave length radiation from wire-array Z pinches has been studied using a low-magnification Kentech…”
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Microscopic gass puff design for Rayleigh Taylor instability mitigation by Schrafel, P.C., Gourdain, P.-A., Greenly, J.B., Hammer, D.A., Hoyt, C.L., Kusse, B.R.

“…Summary form only given: Rayleigh-Taylor (RT) instability is a well-know limitation to the performance of imploding wire arrays. To reduce or suppress the RT…”
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Implosion dynamics and radiation output of wire-array z-pinches on the cobra pulsed-power generator by McBride, R.D., Shelkovenko, T.A., Pikuz, S.A., Hammer, D.A., Greenly, J.B., Kusse, B.R., Douglass, J.D., Knapp, P.F., Bell, K.S., Blesener, I.C., Chalenski, D.A.

“…Experimental results are presented which characterize the implosion dynamics and subsequent radiation output of wire-array Z-pinches on the 1-MA, 100-ns…”
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Analysis of new multiple material wire-array experiments on 1-MA generators including the study of hot spots by Safronova, A.S., Kantsyrev, V.L., Esaulov, A.A., Yilmaz, M.F., Ouart, N.D., Osborne, G.C., Williamson, K.M., Shrestha, I., McBride, R.D., Knapp, P.F., Bell, K.S., Greenly, J.B., Hammer, D.A., Kusse, B.R.

“…Two different sets of new experiments with wire arrays made from Mo or W (primary material) wires together with a few Al wires (tracer material) are analyzed…”
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Wire array load design and optimization for short (100 ns) and long (220 ns) current rise time on the 1 MA cobra generator by Esaulov, A.A., Kantsyrev, V.L., Safronova, A.S., Williamson, K.M., Shrestha, I., Osborne, G.C., McBride, R.D., Knapp, P.F., Chalenski, D.A., Greenly, J.B., Hammer, D.A.

“…Summary form only given. Wire array implosions with different current pulse rise times have been studied on the 1 MA COBRA facility at Cornell University. The…”
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Experimental investigation of wire array Z-pinches on the cobra accelerator by Shelkovenko, T.A., McBride, R.D., Bell, K.S., Blesener, I.C., Chalenski, D.A., Douglass, J.D., Greenly, J.B., Knapp, P.F., Pikuz, S.A., Hammer, D.A., Kusse, B.R.

“…Summary form only given. Wire-array Z pinches have been studied on the 1.2 MA peak current, 100 ns rise time COBRA generator at Cornell University using a wide…”
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Quantification of axially correlated ablation in z-pinch wire-arrays by Zier, J., Gilgenbach, R.M., Lau, Y.Y., Tang, W.W., Douglass, J.D., McBride, R.D., Hammer, D.A., Kusse, B.R., Greenly, J.B., Syed, W., Chalenski, D.A., Bell, K.S., Knapp, R.E.

“…Wire-array z-pinch experiments were performed on the 1 MA, 100 ns rise-time COBRA facility at Cornell University. Experiments utilized wire-arrays containing 2…”
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Characteristics of the Energetic Electrons Produced During Implosions of Different Wire Array Loads on 1 MA University-Scale Generators by Shrestha, I., Kantsyrev, V.L., Safronova, A.S., Williamson, K., Quart, N.D., Yilmaz, M.F., Greenly, J.B., McBride, R.D., Hammer, D.A.

“…Summary form only given. Experimental studies of the characteristics of the energetic electrons produced in experiments with planar and cylindrical wires…”
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Beam divergence in magnetically-insulated ion diodes by Greenly, J.B.

“…Summary form only given. A number of experimental investigations of divergence in applied-B magnetically insulated ion diodes have recently been carried out at…”
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Development of the axial instability and magnetic field topology in low wire number wire array Z-pinches by Knapp, P.F., Bell, K.S., Blesener, I.C., Chalenski, D.A., Greenly, J.B., Hoyt, C.L., Martin, M.R., McBride, R.D., Pikuz, S., Shelkovenko, T.A., Hammer, D.A., Kusse, B.R.

“…Summary form only given. We are investigating the development of the axial instability that occurs on each exploding wire in wire-array Z-pinches. The axial…”
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