# Choice Of The Number Of Shells For A Spherical Magnetostatic Shield

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For example, for a solid spherical shell of material of constant permeability He also speculates that for constructing magnetostatic shields, inexpen-.24 pages

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by E Dahlberg 1979 and axial-field cylindrical and spherical shields, as well H(r), o (r), E(r) and F(r) just outside the nth shell (count-.

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Figure 3.6 Total current density measured inside the spherical shell (outer radius: Condition number of the system matrix versus the choice of the tree In magnetostatic and eddy current problems, the unknowns like magnetic flux density (B) [33] M.H.S.- El-Markabi, E.M. Freeman, Electromagnetic shielding effect of a

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VETENSKAP. OCH. KONST. ELECTRON AND PLASMA PHYSICS and axial-field cylindrical and spherical shields, as well H(r), 0(8), E(r) and F(r) just outside the nth shell (count- ing outwards): also influence the choice of ordering cf, e.g. [2], p. 192, application would be magnetostatic shields of arbitrary thickness.

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