Fig. 5From: Biochar synthesis from mineral and ash-rich waste biomass, part 2: characterization of biochar and co-pyrolysis mechanism for carbon sequestrationThe biochar produced from different mass scales of pyrolysis of M010 in TGA showing the distribution of carbon content (%) in biochar as a percentage of.13C NMR (a) cross polarization (CP) signal intensity and (b) direct polarization (DP)Back to article page