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. 2018 May 4;11(5):729. doi: 10.3390/ma11050729

Figure 12.

Figure 12

Cross-sectional FESEM and images of dissolved PCSs obtained after 30 s immersion of spiro-MeOTAD/MALI/mp-TiO2/TCG in (a) non-polar; (b) polar protic and (c) polar aprotic solvents. Diethyl ether, water and DMF, respectively, were used as the representative solvents. Scale bars, 700 nm (Reprinted with permission) [80].