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Cerium
Fluoride (CeF3) Evaporation Materials
Melting
Point--- 1418 ¡ãC
Density @ 293 K--- 6.16 g/cm3 Color---White
Purity---
99.99%
Shape---Irregular
pieces, Solid substance, Granules, Pellets, Cylinder, Custom-Made
Dimension---Custom-Made
Evaporation
temperature---Vapour
pressure at 1179
℃ 1 Pa,at 1290 ℃ 10 Pa,at 1417 ℃ 100 Pa
Solubility---insoluble in water
Coefficient of linear thermal expansion---11.5¡Á10-6/K
Properties of thin film---
Transmission range 300~5000nm
Refractive index at 300nm 1.70, at 400nm 1.65, at 500nm
1.63,
at 600nm 1.62, at 1000nm 1.60, at 2000nm 1.59
Substrate temperature 300℃
Hints on evaporation---
Resistance heated boats of molybdenum, tantanium or
tungsten,electron beam gun .
Evaporation temperature ~ 1400~1600℃
Applications--- Antireflection
coating on glass |