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. 2019 Mar 5;4(3):4839–4847. doi: 10.1021/acsomega.8b02900

Figure 2.

Figure 2

(a) Synthetic route to PSPD-HPGs. (b) Images of PS-HPGs (left) and PSPD-HPGs (right); the black color derived from the PD component (photograph courtesy of “Mr. Massimo Zambianchi”, copyright 2016).