2D Simulation of Nd₂Fe₁₄B/α-Fe Nanocomposite Magnets with Random Grain Distributions Generated by a Monte Carlo Procedure

Table 1

Magnetic parameters of hard grains, soft grains, and soft grains which are hardened under the exchange coupling interactions.

Type of grains	Saturation magnetization 𝐽𝑠 (T)	Remanent magnetization 𝐽𝑟 (T)	Coercivity 𝑖𝐻𝑐 (kA/m)	Coercivity 𝑏𝐻𝑐 (kA/m)	Squareness 𝛾	Energy product (𝐵𝐻)max (kJ/m^3)
Parts of hard magnetic grains	1.61	1.3	960	880	0.92	300
Parts of soft magnetic grains	2.15	1.978	0.0	0.0	—	0.0
Parts of soft magnetic grains which are hardened under the exchange coupling interaction	1.61	1.3	960	880	0.92	300