Table 1 Magnetic parameters measured by VSM.

From: Preparation of Fe3O4/vine shoots derived activated carbon nanocomposite for improved removal of Cr(VI) from aqueous solutions

Samples

MMax (emu/g)

MR (emu/g)

HC(Oe)

MR/MMax

Fe3O4

67.10

1.22

 9.9

0.018

Fe3O4/C before adsorption

30.34

0.56

 9.2

0.018

Fe3O4/C after adsorption

17.13

0.54

 9.4

0.031

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