eFunda: General Information on Element Dysprosium
engineering fundamentals Element Information: Dysprosium
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Dysprosium
66
Dy
162.5
Atomic Number 66
Atomic Weight 162.5
Electron Config. 2-2-6-2-6-10-2-6-10-10-2-6-0-0-2
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 8550 kg/m3 Solid  298.15 
Modulus of Elasticity 82.737 GPa Solid  0   
Poisson Ratio 0.25 Solid     
Thermal Expansion Coefficient 9.900 /K Solid  298.15  

Electrical Properties Conditions
Temp. (K) Note
Electrical Resistivity 5.700 W-m 298.15  

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 1684.15 K   101325 
Boiling Temperature 2834.15 K   101325 
Critical Temperature 6925 K    
Fusion Enthalpy 66.3 J/g 101325 
Heat Capacity 173 J/kg-K 298.149993896 100000 
Thermal Conductivity 10.7 W/m-K 300 101325 

 
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