Research Article
Gas-to-Biochar Byproducts of Pyrolysis and Gasification of Star Anise Biomass
Figure 4
FTIR spectrum diagram of the pyrolysis gas in the two atmospheres: the wavelength maps of (a) N2 absorbance and (b) CO2 absorbance and the temperature maps of (c) CO absorbance and (d) CH4 absorbance.
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| (b) |
| (c) |
| (d) |