Type Ca-Pb compound

Composition

f − ρs)

F (g cm/s2)

(g/cm3)

D: 1 μm

D: 2 μm

D: 3 μm

D: 5 μm

D: 10 μm

D: 30 μm

a

100Ca2Pb

2.42

1.24 × 10−9

9.94 × 10−9

3.34 × 10−8

1.55 × 10−7

1.24 × 10−6

3.34 × 10−5

b

50Ca2Pb − 50Ca5Pb3

2.27

9.32 × 10−9

3.14 × 10−8

1.45 × 10−7

1.17 × 10−6

3.14 × 10−5

c

40Ca2Pb − 40Ca5Pb3 − 20CaPb

1.9

2.63 × 10−8

1.22 × 10−7

9.76 × 10−7

2.63 × 10−5

d1

25Ca2Pb − 25Ca5Pb3 − 25CaPb-25Pb

0.5

3.20 × 10−8

2.57 × 10−7

6.91 × 10−6

d2

20Ca2Pb − 20Ca5Pb3 − 20CaPb − 40Pb

−0.2

dF

12Ca2Pb − 12Ca5Pb3 − 12CaPb − 24Pb − 40NaF (60d2 − 40NaF)

1.65

1.08 × 10−6

2.92 × 10−5

A1

70Ca2Pb − 30Pb

0.8

4.11 × 10−7

1.10 × 10−5

A2

60Ca2Pb − 40Pb

0.26

1.34 × 10−7

3.59 × 10−6

A3

50Ca2Pb − 50Pb

−0.28

AF1

30Ca2Pb − 30Pb − 40NaF (60A3 − 40NaF)

1.6

8.22 × 10−7

2.21 × 10−5

AF2

25Ca2Pb − 25Pb − 50NaF (50A3 − 50NaF)

2.07

1.06 × 10−6

2.86 × 10−5