Abstract
Small size one turn solenoids possessing large values of design geometric factor, g= B/i, (B-induction, i-current) give the possibility to obtain megagauss magnetic fields by applying storage batteries of comparatively small energy (104–105J). The solenoid size increase under the action of magnetic field presents the main obstacle for obtaining the design induction value, which results in the necessity to use a source with quite small rise time.
The paper deals with the analysis and comparison of the experimental results concerning the MHD-flow processes accompanied by field diffusion and phase transition leading to the increase of the effective radius of a turn. Evaluation of asymptotic process of the inducting amplitude dependence on the velocity of rise time were carried out. With miniature thin-wall turns a field of 350 T induction was obtained which is close to the design one and is due to the effects not taken into consideration in our concept of a metal as an ideal fluid.
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© 1980 Plenum Press, New York
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Botcharov, U.N., Krutchinin, A.I., Krivosheev, S.I., Chetchel, A.N., Shneerson, G.A. (1980). Megagauss Magnetic Field Production in Small Volumes. In: Turchi, P.J. (eds) Megagauss Physics and Technology. Springer, Boston, MA. https://doi.org/10.1007/978-1-4684-1048-8_44
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DOI: https://doi.org/10.1007/978-1-4684-1048-8_44
Publisher Name: Springer, Boston, MA
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