Tantalum is a metal in group VB of the periodic table with atomic number 73, an atomic weight of 180.95, and a density of 16.6 Mg/m 3. Its melting point is 2996 C, and it boils at 5425 C. In the solid ...

A new study designed a copper-tantalum-based superalloy (with added lithium) that can operate up to 800 degrees Celsius (1472 ...