Abstract
Results from experimental studies of a hybrid X-pinch with an initial configuration in the form of a high-current diode with conical tungsten electrodes spaced by 1–2 mm and connected to one another with 20- to 100-μm-diameter wires are presented. The experiments were carried out at four facilities with a current amplitude from 200 to 1000 kA and front duration from 45 to 200 ns. It is shown that, in spite of their simpler configuration, hybrid X-pinches with a short rise time of the current pulse (50–100 ns) are highly competitive with standard X-pinches in the generated soft X-ray power and the formation of a single hot spot in them is much more stable, while hard X-ray emission is almost absent. The possibility of using hybrid X-pinches as soft X-ray sources for point projection X-ray imaging of plasma objects is considered.
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Original Russian Text © T.A. Shelkovenko, S.A. Pikuz, S.A. Mishin, A.R. Mingaleev, I.N. Tilikin, P.F. Knapp, A.D. Cahill, C.L. Hoyt, D.A. Hammer, 2012, published in Fizika Plazmy, 2012, Vol. 38, No. 5, pp. 395–418.
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Shelkovenko, T.A., Pikuz, S.A., Mishin, S.A. et al. Hybrid X-pinches. Plasma Phys. Rep. 38, 359–381 (2012). https://doi.org/10.1134/S1063780X1204006X
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DOI: https://doi.org/10.1134/S1063780X1204006X