Research Article
Research on the Targeted Treatment of Squamous Cell Carcinoma by Nanographene Drug Delivery System
Figure 1
Characterization of graphene oxide. (a) Raman spectra of graphene oxide before centrifugation (left) and after centrifugation (right); (b) (A) and (B) are the SEM images of graphene oxide before ultrasound, and (C) and (D) are the SEM images of graphene oxide after ultrasound.
(a) |
(b) |