0489629

Specifications

Coating material

Hafnium oxide

Purity

99.9%

Form

Tablets

Dimensions

Ø 18 x 5 mm

Quantity

500 g

Theoretical density at 20°C

9.7 g/cm3

Melting point

2733-2783 °C

Temperature at vapor pressure

10-2 mbar

2500 °C

10-1 mbar

2700 °C

Boiling point

~ 5400 °C

Type of evaporation

Melting

Good

Sublimation

Good

Evaporation source (typically)

E-gun

Liner material

Mo

Good

Boat

Boat material

W

Possible

Specific evaporation conditions

Preparation of base melt (premelt)

Possible

Reactive gas pressure

Good

Substrate temperature range

100 - 200 °C

Good

200 - 300 °C

Good

Film transparency

Low

0.23 µm

High

~ 8 µm

Film refractive index n / extinction coefficient k

at 550nm

n

1.90-2.07

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