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Gadolinium Gallium Garnet GGG Single Crystal Substrate For YIG And BIG Film

Categories Magneto Optical Crystals
Brand Name: Crystro
Place of Origin: China
MOQ: 1pc
Price: USD 20-500/pc
Payment Terms: T/T, Western Union, MoneyGram, Paypal
Supply Ability: 5000pcs per month
Delivery Time: 4-5weeks
Packaging Details: Transparent clean box
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    Gadolinium Gallium Garnet GGG Single Crystal Substrate For YIG And BIG Film

    Gadolinium Gallium Garnet (GGG) Single Crystal Substrate for YIG and BIG Film

    Gadolinium Gallium Garnet (GGG, Gd3Ga5O12) is a magneto-optical and microwave substrate. It is the best substrate material for infrared optical isolator (1.3 and 1.5um), which is a very important device in optical communication. It is made of YIG or BIG film on the GGG substrate plus birefringence parts. Also GGG is an important substrate for microwave isolator and other devices. Its physical, mechanical and chemical properties are all good for the above applications.


    Main Advantages:

    • Large dimensions,from 2.8 to 76mm.
    • Low optical losses (<0.1%/cm)
    • High thermal conductivity (7.4W m-1K-1).
    • High laser damage threshold (>1GW/cm2)

    Main Properties:

    Chemical FormulaGd3Ga5O12
    Lattic Parametera=12.376Å
    Growth MethodCzochralski
    Density7.13g/cm3
    Mohs Hardness8.0
    Melting Point1725℃
    Refractive Index1.954 at 1064nm

    CRYSTRO supply GGG crystal with:

    Orientation[111] within ±15 arc min
    Wave Front Distortion<1/4 wave@632
    Diameter Tolerance±0.05mm
    Length Tolerance±0.2mm
    Chamfer0.10mm@45º
    Flatness<1/10 wave at 633nm
    Parallelism< 30 arc Seconds
    Perpendicularity< 15 arc min
    Surface Quality10/5 Scratch/Dig
    Clear Apereture>90%
    Large Dimensions of Crystals

    2.8-76 mm in diameter

    Quality Gadolinium Gallium Garnet GGG Single Crystal Substrate For YIG And BIG Film for sale
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