MSE Supplies is a premier supplier of quality manufactured sputtering targets; we supply custom chemical compositions, purity and sizes. Our wide variety of targets are grouped by high purity metals, alloys, ceramics, and doped. Our pricing is competitive and we consistently offer price matching for our customers.
Tantalum Pentoxide Evaporation Material (please contact us for a quote)
Density: 8.7 g/cm3
Purity: 99.99%, Grey / white
Melting point: 1872 °C
Properties of thin film:
Transmission range 400 - 8000 nm
Refractive index at 550nm 2.10
Suggestions on evaporation:
Electron-beam gun
Evaporation temperature 2000 °C
Oxygen partial pressure 2-5 x 10-5 Torr
Substrate temperature 175 - 300 °C
Evaporation Rate 2-5 °/sec
Source Container: tantalum or graphite liner
Shape: Irregular pieces, pellet, 8-9 mm dia. x 4-5 mm thick sintered tablets,3-12 mm sintered pieces
Hard, scratch-resistant and adherent coatings, dielectrics in film capacitors, as gate insulators in large scale integrated circuits requiring low leakage voltage characteristics.