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Magnetic Field "Blocker"


d22k

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Let's say I have a hollow sphere covered with a superconducting material immersed in liquid nitrogen. If a weak magnet is brought near it would the magnetic field penetrate inside the hollow sphere? If not I have created a magnetic shield!

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Let's say I have a hollow sphere covered with a superconducting material immersed in liquid nitrogen. If a weak magnet is brought near it would the magnetic field penetrate inside the hollow sphere? If not I have created a magnetic shield!
Yes, at the right temperatures and fields, you have ! See posts #3 and #6.
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