fig9
From: Phase change materials microcapsules reinforced with graphene oxide for energy storage technology

Figure 9. (A) Scheme of modified GO (FGO). (B) Photographs of GO and FGO. (C) The contact angle of GO and FGO. (D) Effect of FGO addition on thermal conductivity of FGO/PMMA-NanoPCMs[86] (Copyright 2020, IOP Publishing).