Quantum dot/glycol chitosan fluorescent nanoconjugates

Table 1 Quantum dots parameters: excitonic transition wavelength, estimated particle diameter, band-gap energy, and blueshift

System	Ligand	pH	Parameter	Values
CdS_G-CHI_7.4			λ _exc (nm)	369 ± 2
			2R (nm)	2.1 ± 0.1
	Glycol chitosan	7.4 ± 0.2	(CdS) (μmol.L⁻¹)	4.4 ± 0.2
			E _QD (eV)	2.81 ± 0.02
			Blueshift (eV)	0.39 ± 0.02
CdS_G-CHI_5.0			λ _exc (nm)	413 ± 2
			2R (nm)	2.7 ± 0.1
	Glycol chitosan	5.0 ± 0.2	(CdS) (μmol.L⁻¹)	1.3 ± 0.2
			E _QD (eV)	2.64 ± 0.02
			Blueshift (eV)	0.22 ± 0.02
CdS_G-CHI_8.5			λ _exc (nm)	367 ± 2
			2R (nm)	2.1 ± 0.1
	Glycol chitosan	8.5 ± 0.2	(CdS) (μmol.L⁻¹)	4.4 ± 0.2
			E _QD (eV)	2.81 ± 0.02
			Blueshift (eV)	0.39 ± 0.02
CdS_CHI_6.0			λ _exc (nm)	399 ± 2
			2R (nm)	2.5 ± 0.1
	Chitosan	6.0 ± 0.2	(CdS) (μmol.L⁻¹)	1.8 ± 0.2
			E _QD (eV)	2.73 ± 0.02
			Blueshift (eV)	0.31 ± 0.02