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. 2020 Jan 22;5(4):1832–1839. doi: 10.1021/acsomega.9b03101

Figure 2.

Figure 2

Zeta potential (black) and the secondary average particle size (blue) estimated by DLS of dispersed 0.005 wt % TiO2 in water varying with the pH value of dispersion solution containing 0.01 wt % SHMP through SCCO2 under the conditions of 35 °C, 1200 psi, and a saturation time of 30 min.