Tantalum (Ta) & Niobium (Nb)
Basic Information
Purity: 99.99% (4N)
Color: Silver
Atomic Number: 21
| Planar | Rotatable |
Round Up To: 12″ Diameter | Multi-Tile Up to: 11″ (Segments) x 6.75″ OD |
Square Up to: 12″ x 6.5″ x 0.75″ Thick | |
| Mu, Chi, Upsilon, Delta | OEM Configurations |
Applications
Tantalum
Thin-Film Resistors
Microelectronics
Optical Coatings
Niobium
Superconducting Magnets
Electroceramics
Optical Coatings
Commonly Requested Alloys
Tantalum
Tantalum Nitride (TaN)
Tantalum Carbide (TaC)
Tantalum Oxided ( Ta2O5)
Tantalum Silicide (TaS)
Niobium
Niobium Carbide (NbC)
Niobium Nitride (NbN)
Niobium Oxide (Nb2O5)
Niobium Stannide (Nb3SN)
Technical Information
Vapor Pressure
| P (Pa) | 1 | 10 | 100 | 1 k | 10 k | 100 k |
| at T (K) | 1645 | 1804 | (2006) | (2266) | (2613) | (3101) |
Vapor Pressure
| P (Pa) | 1 | 10 | 100 | 1 k | 10 k | 100 k |
| at T (K) | 1645 | 1804 | (2006) | (2266) | (2613) | (3101) |
| Melting Point | 3290 K (3017 °C, 5463 °F) |
| Boiling Point | 5731 K (5458 °C, 9856 °F) |
Density: (Solid) (Liquid) |
16.69 g/cm3 15 g/cm3 |
| Heat of Fusion | 36.57 kJ/mol |
| Heat of Vaporization | 753 kJ/mol |
| Melting Point | 2750 K (2477 °C, 4491 °F) |
| Boiling Point | 3109 K (2836 °C, 5136 °F) |
Density: (Solid) (Liquid) |
2.985 g/cm3 2.80 g/cm3 |
| Heat of Fusion | 14.1 kJ/mol |
| Heat of Vaporization | 332.7 kJ/mol |
