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Plasma structures observed in gas breakdown using a 1.5 MW, 110 GHz pulsed gyrotron
Regular two-dimensional plasma filamentary arrays have been observed in gas breakdown experiments using a pulsed 1.5 MW, 110 GHz gyrotron. The gyrotron Gaussian output beam is focused to an intensity… Expand
High power microwave switching utilizing a waveguide spark gap.
- J. Foster, G. Edmiston, M. Thomas, A. Neuber
- Materials Science, Medicine
- The Review of scientific instruments
- 11 November 2008
A reduction in the rise time of a 2.85 GHz high power microwave (HPM) pulse is achieved by implementing an overvoltaged spark gap inside a waveguide structure. The spark gap is oriented such that… Expand
Transition of Window Breakdown from the Vacuum Multipactor Discharge to the Collisional RF Plasm
- H.C. Kim, J. Verboncoeur, G. Edmiston, A.A. Neuter, Y. Lau, R. Gilgenbach
- Materials Science
- IEEE International Vacuum Electronics Conference…
- 7 August 2006
In high-power microwave systems, we investigate the transition of breakdown from single surface vacuum multipactor discharge to collisional rf plasma in argon. As the gas pressure increases,… Expand