Thermal Properties of Americium and Neptunium
Specific Heat
0.11 J/(kg K)
  
99+
0.12 J/(kg K)
  
40
Molar Heat Capacity
62.70 J/mol·K
  
1
29.46 J/mol·K
  
8
Thermal Conductivity
10.00 W/m·K
  
99+
6.30 W/m·K
  
99+
Critical Temperature
Not Available
  
Not Available
  
Thermal Expansion
Not Available
  
Not Available
  
Enthalpy
  
  
Enthalpy of Fusion
14.39 kJ/mol
  
24
3.20 kJ/mol
  
99+
Enthalpy of Atomization
268.00 kJ/mol
  
40
Not Available
  
Standard Molar Entropy
Not Available
  
Not Available