| http://www.w3.org/ns/prov#value | - When Gd, Sm, or Tb having a relatively strong magnetic interaction among other rare earth elements is used, the total amount of this element and a transition metal element such as Fe, Co, Ni, Mn, or Cr enumerated above is preferably 60 atomic % or more, in order to make the above inflection point appear at a temperature of 200 K or more.
|
