. 2014 Nov 12;4:7024. doi: 10.1038/srep07024

Table 3. Magnetic properties of several Fe-Sn based alloys. The anisotropy energy, K₁, was estimated using the approximation K₁ ≈ H_aM_s/2. The quench temperatures for the Fe₅Sn₃ compounds are shown in parenthesis.

Composition	T_c (K)	M_s (μ_B/Fe-Mn) (300 K)	M_s (300 K (emu/g)	M_s (300 K) (MA/m)	M_s (5 K) (MA/m)	K₁(est.) (MJ/m³)
Fe₃Sn	725	2.37	138	1.18	1.23	1.8
Fe_2.5Mn_0.5Sn_0.95Sb_0.05	645	2.08	122	1.02	1.11	1.15
Fe_1.5Mn_1.5Sn_0.9Sb_0.1	405	1.42	83	0.68	0.91	>0
Fe_1.5Mn_1.5Sn_0.85Sb_0.15	405	1.35	79	0.65	0.90	>0
Fe₅Sn₃ (1100 K)	605	1.84	81	0.70	0.77	--
Fe₅Sn₃ (1155 K)	635	1.97	87	0.75	0.83	--
Fe₅Sn₃ Crystal (1100 K)	620	1.84	81	0.70	0.77	0.35

Table 3. Magnetic properties of several Fe-Sn based alloys. The anisotropy energy, K1, was estimated using the approximation K1 ≈ HaMs/2. The quench temperatures for the Fe5Sn3 compounds are shown in parenthesis.