Patent ID: 8147622

Claim:
A magnetic sheet comprising: a matrix material; and an Fe-based amorphous magnetic alloy comprising a low temperature annealing-enabling element M at an amount of is 1 at. % or more and 4 at. % or less, 1 at. % or more and 10 at. % or less of nickel (Ni), wherein the low temperature annealing-enabling element M is at least one of tin (Sn), Indium (In), zinc (Zn), and gallium (Ga), wherein a total amount of the low temperature annealing-enabling element M and nickel (Ni) is 2 at. % or more and 10 at. % or less and wherein the Fe-based amorphous magnetic alloy is contained in the matrix material, wherein the Fe-based amorphous magnetic alloy has a composition represented by a compositional formula, Fe 100-a-b-x-y-z-w-t M a Ni b Cr x P y C z B w Si t (1≦a≦4 at. %, 1≦b≦10 at. %, 0≦x≦8 at. %, 6 at. %≦y≦13 at. %, 2 at. %≦z≦12 at. %, 0≦w≦5 at. %, and 0≦t≦4 at. %), and wherein crystallization temperature (Tx) ≦670 K is exhibited.