Table 2 Results of peak fitting D and G bands of Raman spectra (N = 3; \(\overline{X }\)± σs) and volumetric N2 adsorption.

From: Effects of lignin syringyl to guaiacyl ratio on cottonwood biochar adsorbent properties and performance

 

Pos(G)

I(D)/I(G)

FWHM(G)

SBET (m2 g−1)

Pore volume (ml g−1)

BC-B

1597 ± 1

0.54 ± 0.02

81 ± 2

1

–

BC-BL40

1596 ± 1

0.55 ± 0.03

81 ± 2

430

0.13

BC-C

1597 ± 2

0.53 ± 0.02

75 ± 3

1

–

BC-CL40

1596 ± 2

0.53 ± 0.02

81 ± 2

380

0.16

Norit RB3

1602 ± 3

0.91 ± 0.06

77 ± 3

1120

0.49

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