Research Article

Pores and Microanalysis of Microbe-Inspired Nano-CaCO3 Cementing Sand Columns

Figure 5

SEM photos; white spots: calcite particles and grey irregular solids: sand particles.
826816.fig.005a
(a) The inlet
826816.fig.005b
(b) The middle
826816.fig.005c
(c) The outlet
826816.fig.005d
(d) White precipitate particles