Figure 2
Image of a fully hydrated aggregate consisting of 2–0.2 µm kaolinite clay particles and polyacrylamide (PAM), an organic flocculant, suspended in an aqueous solution of 0.01 M CaCl2 taken with the scanning transmission X-ray microscope at a wavelength of 42 Å. Clay content is 10 mg ml−1, PAM content is 0.025 mg ml−1. |