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Nb2O5 99.95% 0.7-5.0mm 1kg - 0481792

Quantity

1 kg500 g

Nb2O5 99.95% 0.7-5.0mm 1kg - 0481792

Specifications

Coating material

Niobium oxide

Purity

99.95%

Form

Granulate

Dimensions

0.7 - 5.0 mm

Quantity

1 kg

HazardPictogram

GHS07

Statement

Warning

Theoretical density at 20°C in g/cm³

4.5

Melting point in °C

1480-1490

Temperature at vapor pressure

10⁻² mbar in °C

1700

10⁻¹ mbar in °C

1860

Type of evaporation

Melting

Good

Evaporation source (typically)

E-gun

Boat

Boat material

W

Possible

Mo

Good

Specific evaporation conditions

Preparation of base melt (premelt)

Possible

Reactive gas pressure

Good

Substrate temperature range

100 - 200 °C

Good

200 - 300 °C

Good

Ion or plasma assistance

desirable / indispensible

Good

Film transparency

Low

0.38-0.42

High

8

Film refractive index n / extinction coefficient k

at 550 nm: n

2.27-2.33

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