Table 1 Specific surface area and pore parameters of samples.

From: Fabrication of hollow flower-like magnetic Fe3O4/C/MnO2/C3N4 composite with enhanced photocatalytic activity

Entry

Sample

Surface area (m2/g)

Pore width (nm)

Pore volume (cm3/g)

1

Fe3O4

38.47

4.01

0.17

2

Fe3O4/C

59.87

2.23

0.21

3

Fe3O4/C/MnO2

119.56

6.94

0.35

4

Fe3O4/C/MnO2/C3N4

120.25

6.35

0.31

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