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Germanium (Ge) single crystal

Germanium (Ge) single crystal

 

Major capability parameter
Growth method
Czochralski method
Crystal structure
Cubic
Lattice constant
a=5.65754 Å       
Density
5.323 g/cm3
Melting point
937.4℃
Dopant type
Undoped
Sb-doped
In-doped / Ga-doped
ConductiveType
Intrinsic
N-type
P-type
Resistivity
>35 Ωcm
0.05~15 Ωcm
0.05~15 Ωcm
EPD
<4000 /cm2
<4000/cm2
<4000/cm2
Standard Size
5x5mm, 10x5mm, 10x10mm, 15x15mm, 20x15mm, 20x20mm
φ2”x0.5mm, φ4” x 0.5mm,15x15mm
Thickness
0.175mm, 0.5mm, 1.0mm
Polishing
Single side polished or Double side polished
Crystal orientation
<100>, <110>, <111> ±0.5º
Surface roughness
Ra≤5Å(5µmx5µm)
Packing
100 clean bag,1000 exactly clean bag

 

We supply Germanium (Ge) single crystal, Usage: fabricating a semiconductor device, the infrared optical devices, and solar cell materials.  Germanium semiconductor crystals material. Welcome to order various sizes and specifications of Germanium single crystal.

 

Optical grade germanium crystal 2-14μm wave band has an excellent permeation performance, which are widely used as an  optical element in thermal imaging systems. We can according to customer needs to provide a diameter up to 300mm single crystal, polycrystalline diameter of 380mm. Product shape of discs, rectangular sheets, windows, lenses and prisms.

 

 
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    • BIOTAIN CRYSTAL CO., LIMITED
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