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Z-pinch experiments on Saturn at 30 TW

Conference · · AIP Conference Proceedings (American Institute of Physics); (USA)
DOI:https://doi.org/10.1063/1.38844· OSTI ID:6503710

We have recently completed the first gas-puff Z-pinch experiments on Saturn (32 TW, 1.4 MJ, 1.9 MV, 40-ns FWHM, and 0.11 {Omega}). These experiments used the most powerful driver to date for fast Z-pinch experiments. Saturn, a 36 module accelerator, uses a double post-hole vacuum convolute to deliver the total machine current to the load. The 10-nH Saturn Z-pinch diode is capable of delivering a peak current of 10.5 MA. We diagnosed the current using segmented Rogowski coils at the insulator, resistive shunts in the vacuum transmission lines, and B-dot loops and piezoelectric pressure gauges near the load. On most shots electrical losses in the vacuum convolute were minimal with nearly complete current delivery to the Z-pinch load. We have conducted experiments with deuterium, neon, argon, krypton, and xenon gas puffs. A maximum total radiation yield of 505{plus minus}25 kJ was obtained with xenon. The peak keV x-ray yields were 100{plus minus}5 kJ for neon L-shell radiation, 30{plus minus}4 kJ for krypton l-shell radiation, and 39{plus minus}4 kJ for argon K-shell radiation.

DOE Contract Number:
AC04-76DP00789
OSTI ID:
6503710
Report Number(s):
CONF-8904107--
Journal Information:
AIP Conference Proceedings (American Institute of Physics); (USA), Journal Name: AIP Conference Proceedings (American Institute of Physics); (USA) Vol. 195:1; ISSN 0094-243X; ISSN APCPC
Country of Publication:
United States
Language:
English