Figure 2.
Images of GQD1–GQD4 before (a–d) and after (e–h) electrochemical exfoliation and daylight/under 365 nm UV irradiation images for GQD1–GQD4 (i–l).
Images of GQD1–GQD4 before (a–d) and after (e–h) electrochemical exfoliation and daylight/under 365 nm UV irradiation images for GQD1–GQD4 (i–l).