Characterization of magnetic biochar amended with silicon dioxide prepared at high temperature calcination
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10 oct. 2016
À propos de cet article
Catégorie d'article: Research Article
Publié en ligne: 10 oct. 2016
Pages: 597 - 604
Reçu: 16 déc. 2015
Accepté: 01 juin 2016
DOI: https://doi.org/10.1515/msp-2016-0112
Mots clés
© 2016 Shams Ali Baig et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
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BET surface area, total pore volume and mean pore diameter of the samples_
Sample | SA [m2·g−1] | Total pore volume Vp[m3·g−1] | Mean pore diameter [nm] |
---|---|---|---|
KGB | 35.34 | 0.005 | 6.5 |
MB | 45.83 | 0.024 | 2.1 |
MBC | 336.79 | 0.021 | 2.5 |
MBS | 45.37 | 0.024 | 2.1 |
MBSC | 125.17 | 0.008 | 2.7 |
Elemental compositions of the samples (KGB, MB, MBC, MBS and MBSC) conducted by EDX analyses_
KGB | MB | MBC | MBS | MBSC | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Element | wt.% | at.% | wt.% | at.% | wt.% | at.% | wt.% | at.% | wt.% | at.% |
C | 75.07 | 81.74 | 34.74 | 52.38 | 75.28 | 87.09 | 27.69 | 43.72 | 79.15 | 89.36 |
N | 04.16 | 0.388 | 02.81 | 03.63 | 05.27 | 05.23 | 02.62 | 03.55 | 03.67 | 03.55 |
O | 14.81 | 12.10 | 28.11 | 31.82 | 04.25 | 03.70 | 32.20 | 38.18 | 04.26 | 03.61 |
Na | 00.00 | 00.00 | 00.57 | 00.45 | 00.00 | 00.00 | 00.68 | 00.56 | 00.06 | 00.03 |
Mg | 00.14 | 00.08 | 00.40 | 00.30 | 00.04 | 00.02 | 00.44 | 00.35 | 00.08 | 00.04 |
Al | 00.02 | 00.01 | 00.30 | 00.20 | 00.04 | 00.02 | 00.33 | 00.23 | 00.04 | 00.02 |
Si | 01.46 | 00.68 | 00.64 | 00.42 | 00.54 | 00.27 | 03.08 | 02.08 | 01.04 | 00.50 |
P | 00.07 | 00.03 | 00.17 | 00.10 | 00.01 | 00.01 | 00.14 | 00.09 | 00.03 | 00.01 |
S | 00.53 | 00.21 | 00.38 | 00.21 | 00.12 | 00.05 | 00.27 | 00.16 | 00.08 | 00.03 |
Cl | 00.52 | 00.19 | 00.65 | 00.33 | 00.06 | 00.02 | 00.16 | 00.09 | 00.05 | 00.02 |
K | 03.00 | 01.00 | 00.13 | 00.06 | 00.06 | 00.02 | 00.09 | 00.04 | 00.05 | 00.02 |
Ca | 00.23 | 00.07 | 00.13 | 00.06 | 00.07 | 00.03 | 00.00 | 00.00 | 00.05 | 00.02 |
Fe | 00.00 | 00.00 | 30.98 | 10.05 | 14.24 | 03.54 | 32.31 | 10.97 | 11.45 | 02.78 |
Matrix | Correct. | ZAF | Correct. | ZAF | Correct. | ZAF | Correct. | ZAF | Correct. | ZAF |