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

From: Quantum dot/glycol chitosan fluorescent nanoconjugates

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