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. 2019 Mar 13;7:116. doi: 10.3389/fchem.2019.00116

Figure 1.

Figure 1

(a) STEM images of boron doped graphene quantum structures (BGQS) and TEM images of (b) as-prepared MoS2, (c) BGQS-10/MoS2, (d) BGQS-30/MoS2, (e) BGQS-50/MoS2, and (f) BGQS-70/MoS2. Insets of this figure are TEM image (left) and histogram (right) of BGQS. The white circle indicates the particle size of B-GQDs.