fig6
Figure 6. (A) CO2 adsorption curves for biochars modified with 5 wt% of different metals. (B) CO2 uptake profiles of biochars for varying Mg loadings. (C) Gas adsorption selectivity of Mg-loaded biochar for CO2 over competing gases. (A-C) Reprinted with permission[134]. Copyright 2018, Elsevier. (D) Illustration of the fabrication route for the hierarchically porous MgO/biochar composites. (E) CO2-TPD profiles of the fabricated samples. (D and E) Reprinted with permission[135]. Copyright 2024, Elsevier.
