Table 1 Elemental composition of dust particles (wt%).

From: A water droplet-cleaning of a dusty hydrophobic surface: influence of dust layer thickness on droplet dynamics

 

Si

Ca

Na

S

Mg

K

Fe

Cl

O

Size ≥ 1.2 μm

11.8

8.3

2.2

1.3

2.5

0.8

1.2

0.4

Balance

Size < 1.2 μm

10.2

7.3

2.7

2.5

1.3

1.2

1.1

1.1

Balance

Dust residues

9.5

7.1

1.9

1.3

2.4

0.9

0.9

0.4

Balance

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