Journal of Nanotechnology / 2019 / Article / Tab 1

Research Article

Green Synthesis of Highly Luminescent Carbon Quantum Dots from Lemon Juice

Table 1

Comparison of the QYs of C-dots prepared by various natural precursors.

PrecursorSize (nm)ColorQYs (%)Ref.

Apple juice2.8 ± 0.4Blue6.4[5]
Strawberry juice5.2Blue6.3[6]
Pomelo peel2 ± 0.5Blue6.9[9]
Willow bark1–4Blue6.9[10]
Watermelon2 ± 0.5Blue7.1[11]
Orange juice1.5–4.5Green26[7]
Fungus2.3 ± 0.3Blue15.3[21]
Carrot juice2–8Blue5.16[22]
Soy milk13–40Blue[23]
Onion waste15Blue28[17]
Lemon juice3–5Green21.37In this study