Zobrazeno 1 - 10
of 23
pro vyhledávání: '"J B Javedani"'
Publikováno v:
2019 IEEE Pulsed Power & Plasma Science (PPPS).
Lawrence Livermore National Laboratory (LLNL) is actively engaged in an experimental program using two-stage magnetic flux compression generators (MFCGs) as pulsed power sources for equation of state measurements [1], [2]. These MFCGs amplify a curre
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1438c27ccf69160724451f085a6f4d4d
https://doi.org/10.1109/ppps34859.2019.9009886
https://doi.org/10.1109/ppps34859.2019.9009886
Autor:
A.Cs. Ray, H. K. Loey, K.M. Hood, D.B. Norton, R.K. Hicks, A. J. Ferriera, T.T. Leever, A.W. Lodes, D. P. Milhous, A.M. Pearson, Peter Dickson, G. R. Mease, M.E. Tillman, D.H. Herrera, E. V. Baluyot, Jake A. Gunderson, A. J. Young, R.D. Speer, J. J. Trueblood, S.D. Leahy, A.J. Johnson, J. B. Javedani, R.A. Richardson, A. D. White, A. Bockman
Publikováno v:
2018 16th International Conference on Megagauss Magnetic Field Generation and Related Topics (MEGAGAUSS).
An experiment conducted with a megajoule class helical flux compression generator (HFCG), operating into a primarily inductive load, is described. The motivation behind the experiment was to benchmark the performance of the generator at higher curren
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1e1d5335f60ccbc372e30c1068d8c697
https://doi.org/10.1109/megagauss.2018.8722652
https://doi.org/10.1109/megagauss.2018.8722652
Publikováno v:
IEEE Transactions on Plasma Science. 43:3339-3343
A class of flux compression generators (FCGs) is based on the compression of the cross-sectional area of a coaxial geometry where the current flows along the outer conductor and returns through the inner conductor. This compression causes an increase
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5286008192d24775bc7a2fb9ff9732ff
https://doi.org/10.1109/tps.2015.2454447
https://doi.org/10.1109/tps.2015.2454447
Publikováno v:
2014 IEEE 41st International Conference on Plasma Sciences (ICOPS) held with 2014 IEEE International Conference on High-Power Particle Beams (BEAMS).
A class of Flux Compression Generators (FCGs) is based on the compression of the cross sectional area of a coaxial geometry where the current flows along the outer conductor and returns through the inner conductor. This compression causes an increase
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3495d2c40d293e913187818be456fd87
https://doi.org/10.1109/plasma.2014.7012749
https://doi.org/10.1109/plasma.2014.7012749
Autor:
L. J. Tallerico, J. T. Paladichuk, David Reisman, D. E. Hare, R. M. Kuklo, J. B. Javedani, G. G. Earley, D.A. Goerz, A. D. White
Publikováno v:
2012 14th International Conference on Megagauss Magnetic Field Generation and Related Topics (MEGAGAUSS).
Magnetic flux compression generators (FCGs) driven by high explosives can produce extremely high magnetic fields that are useful in accelerating metal liners and sample materials to high velocities to study their properties. For material studies requ
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7929e47feb4052160ccb46ae3d760a67
https://doi.org/10.1109/megagauss.2012.6781425
https://doi.org/10.1109/megagauss.2012.6781425
Autor:
J. B. Javedani, D.A. Goerz, G.E. Vogtlin, M. P. Perkins, R. A. Richardson, David Reisman, Timothy L. Houck
Publikováno v:
2012 14th International Conference on Megagauss Magnetic Field Generation and Related Topics (MEGAGAUSS).
The Mini-G explosive pulsed power system is a two-stage helical-coaxial FCG that is geometrically a half-scale version of LLNL's FFT device. The generator is capable of delivering 60 MA currents and 10 MJ of energy to suitable inductive loads. The Mi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6cdd79b5124fcc583a0c4f8cc6fbb166
https://doi.org/10.1109/megagauss.2012.6781424
https://doi.org/10.1109/megagauss.2012.6781424
Autor:
J. B. Javedani, R. M. Kuklo, A. D. White, G. G. Earley, L. J. Tallerico, J. T. Paladichuk, M. J. Murphy, J. B. Chase, David Reisman, D.A. Goerz, G. F. Ellsworth
Publikováno v:
2012 14th International Conference on Megagauss Magnetic Field Generation and Related Topics (MEGAGAUSS).
At Lawrence Livermore National Laboratory we have developed a coupled helical-coaxial FCG device called the Full Function Test (FFT). This device was used to deliver 98 MA of current and 66 MJ of energy to an inductive load. The successful testing of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5a5032f9b66b3798582d0820b9ffda6b
https://doi.org/10.1109/megagauss.2012.6781423
https://doi.org/10.1109/megagauss.2012.6781423
Publikováno v:
Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films. 12:3115-3119
The spatial distributions of electron density and temperature in parallel plate audio frequency (AF) (40 kHz) and radio frequency (RF) (13.56 MHz) magnetron discharges were obtained using double Langmuir probes. At 30 W and 580 mTorr argon, electron
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0bc63b10fc9b8ac4af4b9fa42f1b8040
https://doi.org/10.1116/1.578945
https://doi.org/10.1116/1.578945
Autor:
David Reisman, A. D. White, R. A. Anderson, D.A. Goerz, J. B. Javedani, A. J. Ferriera, R.D. Speer
Publikováno v:
2011 IEEE Pulsed Power Conference.
A method of measuring the voltage produced by a helical explosive flux compression generator using a remote electric field antenna is described in detail. The diagnostic has been successfully implemented on several experiments. Measured data from the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4b07c0d304d1df2d18cd6a94d58ac6e9
https://doi.org/10.1109/ppc.2011.6191473
https://doi.org/10.1109/ppc.2011.6191473
The report explains radio frequency (RF) coupling to unconventional dipole antennas. Normal dipoles have thin equal length arms that operate at maximum efficiency around resonance frequencies. In some applications like high-explosive (HE) safety anal
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::8c502966f36c2c742a6244554696a3c9
https://doi.org/10.2172/1018809
https://doi.org/10.2172/1018809
