Table 2 Demagnetization (\(\tau _{dm}\)) and recovery (\(\tau _{rec1}\), \(\tau _{rec2}\)) time values extracted from the fitting of data in Fig. 2.

From: Magnetodynamics in exchange coupled composite magnets

Sample

Element

\(\tau _{dm}\) (fs)

\(\tau _{rec1} (ps)\)

\(\tau _{rec2}\) (ps)

FeNi(30)

Ni

157 ± 5

2.5 ± 0.2

20.5 ± 1.5

Fe

170 ± 15

0.9 ± 0.4

4.5 ± 0.7

FeNi(6)/FePt

Ni

198 ± 11

9 ± 1.5

35 ± 3

Fe

192 ± 5

2.4 ± 0.1

26 ± 3

Pt

191 ± 45

–

–

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