Mechanical Properties of Francium and Lanthanum

Francium

Lanthanum

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1 Mechanical

1.1 Density

1.1.1 Density At Room Temperature

1.87 g/cm³6.16 g/cm³

0.534 40.7

1.1.2 Density When Liquid (at m.p.)

NA5.94 g/cm3

0.512 20

1.2 Tensile Strength

NANA

2.5 11000

1.3 Viscosity

NANA

0.001526 0.001526

1.4 Vapor Pressure

1.4.1 Vapor Pressure at 1000 K

NANA

2.47E-11 121

1.4.2 Vapor Pressure at 2000 K

NA0.98 (Pa)

2.62E-10 774

1.5 Elasticity properties

1.5.1 Shear Modulus

NA14.30 GPa

1.3 222

1.5.2 Bulk Modulus

NA27.90 GPa

1.6 462

1.5.3 Young's Modulus

NA36.60 GPa

1.7 528

1.6 Poisson Ratio

NA0.28

0.032 0.47

1.7 Other Mechanical Properties

Ductile

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