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Superconductivity in Proximity to Ferromagnets

Question 1 of 14

What is the proximity effect in superconductivity?

  1. The influence of a superconducting material on the properties of a nearby normal metal.
  2. The expulsion of magnetic fields from a superconductor.
  3. The flow of supercurrents through a normal metal.
  4. The formation of a superconducting state in a material due to the presence of a magnetic field.

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