Table 1. Formulae relating real and converted susceptibilities of surrounding magnetic materials and island.

	Real Values		Converted Values		Ratio of Relative Susceptibility
	Susceptibility, χ	Relative Susceptibility, χr = χ + 1	Converted Susceptibility, χcon	Converted Relative Susceptibility, χcon + 1
Surrounding Material	χ1	1 + χ1	0	1
Island Material	χ2	1 + χ2