| 摘要 |
PROBLEM TO BE SOLVED: To provide iron nitride base magnetic powder suitable for orientation, and an iron nitride base magnet produced using the magnetic powder and having a high orientation.SOLUTION: Provided is iron nitride base magnet powder comprising an FeNphase, and in which, in the number distribution of particle diameters, provided that the number of the particles in the range with a particle diameter of 10 to 50 nm is defined as x% to the whole and the number of the particles in the range with a particle diameter of 100 to 200 nm is defined as y% to the whole, the x satisfies 30≤x≤70 and the y satisfies 30≤y≤70, and the x and y satisfy 60≤x+y≤100.SELECTED DRAWING: None |
