Flexible rGO/Fe3O4 NPs/polyurethane film with excellent electromagnetic properties |
TEM images of rGO/Fe3O4 NPs annealed at (a) 300 °C and (b) 500 °C. (c) The XRD patterns of pristine graphite, as-prepared GO, GO annealed at 300 °C and 500 °C. (d) Raman spectra of GO, rGO/Fe3O4 NPs annealed at 300 °C and 500 °C. |
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