Figure 2
From: Graphene Oxide Quantum Dots Derived from Coal for Bioimaging: Facile and Green Approach

Representative illustration for the possible mechanism of the transform coal to GOQDs by PLAL.
From: Graphene Oxide Quantum Dots Derived from Coal for Bioimaging: Facile and Green Approach
Representative illustration for the possible mechanism of the transform coal to GOQDs by PLAL.