3745877 Y-CDs yellow-emitting carbon dots 10 3745872 Y-CDs yellow fluorescent nano-carbon dots 4 3745874 Y-CDs yellow carbon dots 3 3745878 Y-CDs yellow-emissive CDs 3 3745868 Y-CDs yellow fluorescent CDs 2 3745871 Y-CDs yellow-emitting CDs 2 3745876 Y-CDs yeast CDs 1 3745875 Y-CDs yellow CDs 1 3745873 Y-CDs yellow emissive lignin-based carbon dots 1 3745879 Y-CDs yellow light emitted CDs 1