Table 1 Intrinsic magnetic properties for various magnetic materials.

From: Deterioration of the coercivity due to the diffusion induced interface layer in hard/soft multilayers

Material

A(erg/cm)

K(erg/cm3)

MS(emu/cm3)

(kOe)

(nm)

(erg/cm3)

(kOe)

(nm)

Refs.

Nd2Fe14B

7.70 × 10−7

4.30 × 107

1.28 × 103

67.19

4.20

3.27 × 107

51.1

4.82

9,30

α-Fe

2.50 × 10−6

4.60 × 105

1.71 × 103

0.54

73.20

−1.79 × 107

−21.0

11.74

9,30

FePt

1.25 × 10−6

2.50 × 107

5.00 × 102

100.00

7.02

2.34 × 107

93.6

7.26

31

SmCo

1.20 × 10−6

5.00 × 107

5.50 × 102

181.82

4.87

3.81 × 107

138.5

0.56

32,33

Fe2Co1

1.67 × 10−6

1.00 × 102

1.87 × 103

1.07 × 10−4

4.06 × 103

−2.20 × 107

−23.5

8.66

2,25

  1. A, K, MS, HKand Δ denote the exchange constant, the crystalline anisotropy constant, the spontaneous magnetization, the anisotropy field and the Bloch wall width respectively. Keff, (HK)eff and Δeffare the corresponding effective constants with the shape anisotropy taken into account.
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