Encyclopedia > Mu-metal

Article Content

Mu-metal

Mu-metal is a nickel-iron alloy (77% nickel, 15% iron, plus copper and molybdenum) that is very efficient for screening magnetic fields. It is used to shield vacuum chambers for experiments with low-energy electrons.

The name of the material refers to the Greek letter μ, which is the symbol for magnetic permeability. Mu-metal has a high value of μ.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Canadian Charter of Rights and Freedoms

... the Canadian Charter distinct from its American counterpart. Additional Features of the Charter Additionally, the Canadian Charter contains a provision, called the ...