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Chemical FormulaEr:YAlO3
Crystal Structureorthorhombic – Pbnm
Molecular Weight163.884
AppearanceTranslucent crystalline solid
Crystallographic Orientation b-axis ref. to Pbnm convention
Melting Point1870 °C
Density5.35 g/cm3
Specific Heat0.557 J/g·K
Thermal Conductivity11.7 W/m·K (a-axis), 10.0 W/m·K (b-axis), 13.3 W/m·K (c-axis)
Thermal Expansion2.32 x 10-6 K-1 (a-axis), 8.08 x 10-6 K-1 (b-axis), 8.7 x 10-6 K-1 (c-axis)
Exact Mass163.872 g/mol
Monoisotopic Mass163.872 g/mol
Laser Transition4S3/24I9/24I11/24I13/2
Laser Wavelength1.66 µm2.73 µm
Pump bands0.6-0.8 µm1.53 µm
Refractive Index1.94-1.97 (@ 632.8 nm)
Emission cross-section3 μm

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