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Question:

Non-magnetic material for shielding from magnetic fields?

I know that MuMetal is good for shielding from magnetic shields, but MuMetal is magnetic (in the sense that magnets attract to it).Is there anything similar to aluminum/plastic/silver etc. which can shield from magnetic fields which isn‘t magnetically attracted?

Answer:

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Lead shelter radiation, magnetism and extra there is not any longer an basic answer. For a steel (or the different substance) to be magnetic, it could desire to have electron spin. this gives the substance an digital angular momentum to have interaction with the magnetic container. some metals, like the lanthanides, continually have unpaired electrons using Pauli Exclusion concept, and so are many times strongly magnetic. yet different metals could be magnetic or no longer magnetic based upon what substance they are got here across. Alloys made out of nominally magnetic metals including Fe and Ni could replace into non-magnetic in specific alloys grouped at the same time as stainless steel. to boot, the term magnetic isn't very precise. some components replace into magnetic interior the presence of a magnetic container, yet are no longer magnetic interior the absence of a magnetic container. those are suggested as paramagnetic. different components type everlasting magnets and have their very own intrinsic magnetic container. those are suggested as ferromagnetic components using fact iron steel is the ordinary occasion. yet different components have a shape wherein a number of the electrons think approximately a single direction and yet another layer of area factor interior the different direction. those extra complicated systems are suggested as antiferromagnetic. a extra physically powerful worry is that the magnetic habit relies upon upon the temperature. So at low temperature a substance could have one form of magnetic properties yet at a extra physically powerful temperature could have yet another form of magnetic habit. the significant's that the magnetic properties of a substance is complicated, and it extremely is stressful to assign metals as being strictly magnetic and others to be strictly non-magnetic.
Any metal in general is a good shield. You mention aluminum (which is non-magnetic), it is often used because it is cheap, is a good heat conductor and is pliable. Copper is used for the same reasons, but it is not cheap, and is non-magnetic. Most metals are not magnetic.

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