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Tantalum (Ta) Wire Evaporation Materials

Time:2019/06/11 丨 source:未知 丨 visit count:

Tantalum (Ta) Wire for Thin Film Deposition by Evaporation

Material Type Tantalum
Symbol Ta
Purity 99.95%
Size φ0.1mm
Package Unit 500g/ 1kg
Theoretical Density (g/cc) 16.6 Z Ratio 0.262
Color/Appearance Gray Blue, Metallic E-Beam Excellent
Atomic Weight 180.94788 Thermal Evaporation Techniques Boat:  Mo, W
Coil:  W
Basket:  W
Crucible:  Al2O3, Mo, Ta 
Melting Point (°C) 3,017 E-Beam Crucible Liner Material Graphite
Coefficient of Thermal Expansion 6.3 x 10-6/K Temp. (°C) for Given Vap. Press. (Torr) 10-8:  1,960
10-6:  2,240
10-4:  2,590 
Thermal Conductivity 57 W/m.K Comments Forms good films.

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