Evolution of Micron-Scale Pore Structure and Connectivity of Lignite during Pyrolysis

Figure 4

CT scan coal cube images of lignite at different temperature (731 × 731 × 100 voxels).(a) 20°C. (b) 100°C. (c) 200°C. (d) 300°C. (e) 400°C. (f) 500°C. (g) 600°C.

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