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Yb YAG Laser Crystals / Yb Doped Laser Materials High Quantum Efficiency

    Buy cheap Yb YAG Laser Crystals / Yb Doped Laser Materials High Quantum Efficiency from wholesalers
     
    Buy cheap Yb YAG Laser Crystals / Yb Doped Laser Materials High Quantum Efficiency from wholesalers
    • Buy cheap Yb YAG Laser Crystals / Yb Doped Laser Materials High Quantum Efficiency from wholesalers
    • Buy cheap Yb YAG Laser Crystals / Yb Doped Laser Materials High Quantum Efficiency from wholesalers
    • Buy cheap Yb YAG Laser Crystals / Yb Doped Laser Materials High Quantum Efficiency from wholesalers

    Yb YAG Laser Crystals / Yb Doped Laser Materials High Quantum Efficiency

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    Brand Name : CRYLINK
    Certification : Iso9001
    Price : negotiation
    Delivery Time : 3-4 weeks
    Payment Terms : TT
    Supply Ability : 100 pieces /month
    Model Number : CRYLINK-Yb YAG Laser Crystal
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    Yb YAG Laser Crystals / Yb Doped Laser Materials High Quantum Efficiency

    Laser Crystal—Yb:YAG


    1 Description

    Yb:YAG crystal possesses many attractive laser characteristics including high quantum efficiency, no excited state absorption and upconversion loss, long radiative lifetime of the upper laser level, large absorption width, broad emission width, good optical, thermal and mechanical properties, so it is considered as the most potential gain for high efficiency, high power diode-pumped solid-state lasers.


    2 Features

    Wide absorption bandwidth

    Low lasing threshold

    High slope efficiency

    Large luminescence cross-section

    Linearly polarized emission and single-mode output

    3 Applications

    Model-locked laser

    Laser welding

    Laser cutting

    Laser marking

    4 Main Specifications

    Materials

    Yb:YAG

    Yb Concentration tolerance (atm%)

    0.5, 1, 2, 3, 5, 7.5, 10, 15, 20, 25%

    Orientation

    [001] or [110] or [111] < ±0.5°

    Parallel

    10

    Perpendicular

    5

    surface Quality

    10/5

    Wavefront Distortion

    /4 @632nm

    Surface Flatness

    /8 @632nm

    Clear Aperture

    >95%

    Chamfer

    <0.1×45°

    Thickness/Diameter Tolerance

    ±0.05 mm

    Maximum dimensions

    dia 50×100mm

    Coatings

    AR/AR @940+1030HR @1030+HT @940+AR1030

    5 Material characteristics

    Physical and chemical characteristics

    Properties

    Yb:YAG

    Crystal Structure

    cubic - la3d

    Lattice Constants

    12.01

    Density

    4.56 g/cm3

    Melting Point

    1970°C

    Refractive Index @1.030 m

    1.82

    Thermal Conductivity /(Wm-1K-1@25°C)

    14

    Specific Heat/ (Jg-1K-1)

    0.59

    Thermal Expansion /(10-6K-1@25°C

    8.2 [100]

    7.7 [110]

    7.8 [111]

    Hardness (Mohs)

    8.5

    Young`s Modulus /GPa

    317

    Shear Modulus / GPa

    54.66

    Extinction Ratio

    25dB

    Poisson Ratio

    0.25

    Optical characteristics

    Properties

    Yb:YAG

    pump transition wavelength, p (nm)

    941969

    laser transition wavelength, l (nm)

    1030

    pump transition bandwidth,p (nm)

    18

    laser transition bandwidth, l (nm)

    ~6

    pump transition peak cross section,p (E-20 cm2)

    0.77

    laser transition peak cross section, l (E-20 cm2)

    2.1

    pump ransition saturation intensity,p (kW/cm2)

    28

    laser transition saturation intensity, l (kW/cm2)

    9.5

    laser transition saturation fluence, l,sat (J/cm2)

    9

    minimum pump intensity, Imin (kW/cm2)

    2.8

    upper laser manifold lifetime,(msec)

    0.97

    quantum defect fraction

    0.11

    fractional heat generation

    ~0.11

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