Caesium

Caesium: physical properties

Temperatures

• Melting point: 301.59 [or 28.44 °C (83.19 °F)] K
• Boiling point: 944 [or 671 °C (1240 °F)] K (liquid range: 642.41  K
• Critical temperature: 1938 [or 1665 °C (3029 °F)] K
• Superconduction temperature: no data  K

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Expansion and conduction properties

• Thermal conductivity: 36  W m^-1 K^-1
• Coefficient of linear thermal expansion: no data  x 10^-6 K^-1

Bulk properties

• Density of solid: 1879  kg m^-3
• Molar volume: 70.94  cm³
• Velocity of sound: no data  m s^-1

Elastic properties

• Youngs modulus: 1.7  GPa
• Rigidity modulus: no data  GPa
• Bulk modulus: 1.6  GPa
• Poissons ratio: no data  (no units)

Hardnesses

• Mineral hardness: 0.2  (no units)
• Brinell hardness: 0.14  MN m^-2
• Vickers hardness: no data  MN m^-2

Electrical properties

• Electrical resistivity: 20  10^-8 Ω m; or mΩ cm

Optical properties

• Reflectivity: no data  %
• Refractive index: no data  (no units)

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Caesium	Césium
CŠsium	Cesium
Cesio	Cesio
Cesium	Césio