Updates to reflect compound material layers#133

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adrianaghiozzi wants to merge 2 commits intomasterfrom

compound_materials

Commits on Apr 3, 2024

Update to reflect compound material layers
adrianaghiozzi
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Commits on Apr 19, 2024

Initiate coil_tech as compound materials and add expressions for fraction_steel, ratio_SC_to_copper, etc
adrianaghiozzi
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