CaF2/氟化钙

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CaF2/氟化钙

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Formula	CaF2
Crystal Growth
Growth Method	Stockbarger technique
Max. Diameter (mm)	Ø 200
Growth Direction	[111]
Crystallographic Properties
Crystal Structure	Cubic
Lattice Constant (nm)	a = 0.5462
Cleavage	(111)
Physical Properties
Color	Colorless
Density (g/cm3)	3.18
Melting Point (K)	1691
Thermal Expansion (10-6K-1)	18,85
Dielectric Constant (1 MHz)	6,76
Hardness (Mohs)	4

波長 (μm)	0.19	0.21	0.25	0.33	0.41	0.88	2.65	3.90	5.00	6.20	7.00	8.22
屈折率	1.51	1.49	1.47	1.45	1.44	1.43	1.42	1.41	1.40	1.38	1.36	1.34