CMD of Au NP (nm)

21

Volume of AuNP (cm^{3}
), calculated median volume of spherical AuNP with density given below

4.9 × 10^{18}

Nominal density of Au (g/cm
^{3}
)

19.3

Mass of AuNP (g), calculated from data above

9.4 × 10^{17}

AuNP aerosol mass concentration (mg/m^{3}
), calculated from data in Table
4 and Table
5

1.20

Number of AuNP deposited in lungs, 120 min, calculated from data in Table
4 and Table
5

1.3 × 10^{10}

AuNP deposited mass, 120 min (g) calculated from data in Table
4 and Table
5

1.24 × 10^{6}

Total projected area of all AuNP deposited (cm^{2}
) calculated from data above

2.2 × 10^{10}

Lung surface area (cm^{2}
),
[25]

400

Fraction of NP coverage of lung surface (cm^{2}
) calculated from data above

5.5 × 10^{13}

Mean linear distance between 2 NP (nm),
[25]

7.4
