• KNbO3 Potassium Niobate

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    Dimensions10 mm × 10 mm × 0.5 mm
    max 40 mm × 30 mm

    Growth TechniqueTop Seeded Solution Growth

    Orientation(110)

    Dopingundoped

    Surface1 side / 2 sides polished

    StructureOrthorhombic
    Perovskite Type

    Lattice Constanta = 0.569 nm
    b = 0.397 nm
    c = 0.572 nm

    Melting Point1050 °C

    Density4.62 g/cm3

    Thermal Expansion Coefficient5.01 × 10-6 K-1 @ a- and c axis
    1.41 × 10-6 K-1 @ b axis

    Refractive Index2.41 @ a axis @ 430 nm
    2.49 @ b axis @ 430 nm
    2.27 @ c axis @ 430 nm

    Hardness5 M