references: - J.G. Hust and A.B. Lankford, Thermal Conductivity of Aluminum, Copper, Iron, and Tungsten from 1K to the Melting Point, US Department of Commerce, Boulder, Colorado, 1984, fit to Tab. 4.4.1 (RRR=300, T_min=200K, T_max=1000K) - https://www.engineeringtoolbox.com/specific-heat-metals-d_152.html output: [T] K_11: 8.055e+1 K_11,T: -1.051e-1 K_11,T^2: 5.464e-5 T_ref: 293.15 C_p: 450.0