eFunda: General Information on Element Lutetium
engineering fundamentals Element Information: Lutetium
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Lutetium
71
Lu
174.967
Atomic Number 71
Atomic Weight 174.967
Electron Config. 2-2-6-2-6-10-2-6-10-14-2-6-1-0-2
Electron configuration order: 1s-2s-2p-3s-3p-3d-4s-4p-4d-4f-5s-5p-5d-5f-6s-6p-6d-7s

Mechanical Properties Conditions
Phase Temp. (K) Pressure (Pa)
Density 9840 kg/m3 Solid  298.15 
Poisson Ratio 0.26 Solid     
Thermal Expansion Coefficient 9.900 /K Solid  298.15  

Electrical Properties Conditions
Temp. (K) Note
Electrical Resistivity 7.900 W-m 298.15  

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 1936.15 K   101325 
Boiling Temperature 3666.15 K   101325 
Fusion Enthalpy 106.6 J/g 101325 
Heat Capacity 154 J/kg-K 298.149993896 100000 
Thermal Conductivity 16.4 W/m-K 300 101325 

 
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