Table 1. PL QY and life time of all GQDs samples.

Sample	PL QY (%)	τave (ns)
GQDs-NaOH	22	7
GQDs-U-2	58	8
GQDs-U-4	78	8
GQDs-U-6	80	8
GQDs-U-8	81	8
GQDs-U-24	82	8
GQDs-HMTA	20	10
GQDs-DEA	30	7
GQDs-EA	36	6
GQDs-EDA	94	14
GQDs-G	6	7
GQDs-TRIS	16	6

τ_ave: average lifetime.