Epitaxial Films GGG Gadolinium Gallium Garnet Good Mechanical Stability

Brand Name:ZG
Certification:CE
Model Number:MS
Minimum Order Quantity:1 piece
Delivery Time:3 working days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
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Location: Zhengzhou Henan China
Address: No. 26, Dongqing Street, High-tech Zone, Zhengzhou ,Henan, China
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Product Details

Gadolinium gallium garnet (GGG) substrate, an excellent substrate material for Bi Fe garnet epitaxial films


Gadolinium gallium garnet (GGG) substrate, one of the earlier developed garnet materials, can not be used as the substrate of high bismuth substituted iron garnet epitaxial layer because of its small lattice constant. Therefore, the sggg crystals with Ca, Mg and Zr as substitution ions are more suitable for the epitaxial films.


Material properties


Molecular formulaSubstituted GdaGa5O12

Crystal structure

Cubic system
Lattice constanta=12.497Å
Growth FangCzochralski
Hardness7.5 Mohs
Density7.09g/cm³
Melting point1730℃
Reflection coefficient1.954 at 1064nm

Technical parameter


SizeMaxψ76.2mm(3inch)
Thickness0.5mm/1mm
PolishingSingle or double sided
Crystal orientation±0.2°
Edge orientation accuracy2°(The characteristic requirements can reach 1 ° within)
Oblique chip2°(According to specific requirements, the crystal with edge orientation can be tilted at a specific angle (tilt angle 1 °- forty-five °))
Surface roughnessRa≤1nm
Packing

Class 100 clean bag, class 1000 ultra static room

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Epitaxial Films GGG Gadolinium Gallium Garnet Good Mechanical Stability

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