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    Laser Crystals

    • Product Name: Nd:YVO4
    • Dopant Concentration Tolerance :+/- 0.1%
    • Parallelism:< 10 arc seconds
    • Perpendicularity:< 5 arc minutes
    • Chamfer:0.1mm at 45°
    • Clear Aperture:95%
    • Scratch and Dig:20/10 or better
    • Surface Flatness:λ/8 at 633nm
    • Wavefront Distortion:λ/8 at 633nm
    • Damage Threshold:Over 15 J/cm2 TEM00, 10ns, 10Hz

    Product overview

    Neodymium doped Yttrium Orthovanadate (Nd:YVO4) is the most efficient laser host crystal for diode pumped, solid-state lasers as well as low to middle power devices. We can offer Nd, Yb and no doped YVO4 laser crystals performing the specifications upon your request.


    Scitlion is able to offer
    Nd dopand concentration from 0.15% to 3% (mol%)
    Rod diameter from 1mm to 35mm
    Length from 1mm to 50mm
    Coating upon your request

    Physical and Optical Properties

    Atomic Density (1% Nd)

    ~1.37 x 1020 atoms/cm3

    Crystal Structure

    Zircon Tetragonal, Space group D4h-14/amd

    Lattice Constants

    a=b=7.12A; c=6.29A

    Density

    4.22 g/cm3

    Mohs Hardness

    4~5

    Thermal Expansion

    aa = 4.43 x 10-6/K at 300K

    ac = 11.37 x 10-6/K at 300K

    Thermal Conductivity

    5.23 W/m/K ∥c-axis

    5.10 W/m/K ⊥c-axis

    Lasing Wavelength 

    1064nm, 1324nm

    Thermal Optical Coefficient

    dno/dT = 8.5 x 10-6/K at 300K

    dne/dT = 2.9 x 10-6/K at 300K

    Stimulated Emission Cross Section

    25 x 10-19cm2 at 1064nm

    Fluorescent Lifetime

    90μs (1% Nd)

    Absorption Coefficient

    31.4 cm-1 at 810nm

    Intrinsic Loss

    0.02 cm-1 at 1064nm

    Gain Bandwidth

    0.96 nm at 1064nm

    Polarized Laser Emission

    πPolarization, ∥optical axis (c-axis)

    Diode Pumped Optical to Optical Efficiency

     > 60%

    Sellemeier Equations (λ in μm)

    no2 = 3.77834 + 0.069736/( λ2-0.04724) - 0.010813λ2

    ne2 = 4.59905 + 0.110534/(λ2-0.04813) – 0.012676λ2

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