Quantum dots as targeted doxorubicin drug delivery nanosystems in human lung cancer cells

Cancer Nanotechnology

Table 4 Diameter (ϕ), radius (r), density (ρ), volume of single QD molecules (V_QD), and the number of QD molecules (N_QD)

	ϕ [nm]	r [nm]	ρ [g·cm⁻³]	V_QD [cm⁻³]	N_QD in 1 g
QD–MUA	11.5	5.7	4.51	7.75·10^–19	2.86·10¹⁷
QD–Cys	14.0	7.0	2.63	6.23·10^–19	6.10·10¹⁷
QD–LA	18.8	9.4	3.60	3.48·10^–18	7.99·10¹⁶

ϕ QD nanoparticle diameter, r QD nanoparticle radius, ρ:QD density determined on the basis of the density of its components, V_QD volume of a single QD molecule (\({\text{V}}_{QD} = \frac{4}{3}{\pi r}^{3}\)), N_QD number of QD molecules in 1 g, QD Ag–In–Zn–S nanocrystals modified with: 11-mercaptoundecanoic acid (MUA), Cys L-cysteine, LA lipoic acid

ISSN: 1868-6966