Magnetic materials containing rare earth element iron nitrogen and hydrogen.

摘要

Magnetic materials represented by the formula R alpha Fe(100- alpha - beta - gamma )N beta H gamma (I) or R alpha Fe(100- alpha - beta - gamma - delta )N beta H gamma M delta (II) wherein R is at least one rare earth element inclusive of Y, M is at least one additive selected from the group consisting of Sn, Ga, In, Bi, Pb, Zn, Al, Zr, Cu, Mo, Ti, Si, MgO, Al2O3, Sm2O3, AlF3, ZnF2, SiC, TiC, AlN and Si3N2, alpha is 5 to 20 atomic percent, beta is 5 to 30 atomic percent, gamma is 0.01 to 10 atomic percent and delta is 0.1 to 40 atomic percent, sintered magnets and bonded magnets obtained from the magnetic materials.