Lanthanum Fluoride ( LaF3 ) - Properties and Applications


Lanthanum fluoride (LaF3) finds uses in fibre optics, electrodes, fluorescent lamps and radiation applications. It is also used as an ion-specific fluoride detecting electrode in solutions. In this case it is doped with Europium at the level of approximately 1%.

Key Properties

Table 1. Typical properties of lanthanum fluoride (LaF3)

Property Value
Density (g/cm3) 5.94
Melting Point (°C) 1493
Hardness (Mohs)c 4-5
Thermal Conductivity at 25 °C (W/m.K) 5.1
Specific Heat (J.Kg.m-1.K-1) 506



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