Show Magnetic materials
ID 14
Symbol Nd<sub>2</sub>Fe<sub>14</sub>B
Image
Name Neomax
Categories Rare-earth metals and intermetallic compounds
Density (g/cm<sup>3</sup>) 7.76
Structure Tetragonal
Order Multisublattice ferromagnet
Curie temperature (K) 588
Cubic lattice parameter (p<sub>m</sub>) (a<sub>0</sub>)
Magnet ideality factor (p<sub>m</sub>) (a) 879
Resistivity (μΩ·m) (ρ) 1
Magnetic moment per unit mass (A m<sup>2</sup> kg<sup>-1</sup>) (σ) 165
Exchange stiffness (pJ m<sup>-1</sup>) (A) 8
Magnetic hardness parameter (κ) 1.54
Spontaneous magnetization (MA m<sup>-1</sup>) M<sub>s</sub>) 1.28
Spontaneous linear magnetostriction (λ<sub>s</sub>)
Anisotropy constants (KJ m<sup>-3</sup>) (K1) 4900
Magnetic polarization (T) (J<sub>s</sub>) 1.61
Image Source https://www.researchgate.net/figure/Schematic-representation-a-tetragonal-unit-cell-of-Nd2Fe14B-P42-mnm-space-group-and_fig1_264188451