Germanium Ingots

Material: VGF grown, monocrystalline Germanium

Application : Sensors, Solar cells etc

Diameter: Up to 150mm
Square cut: 106 x 106mm
Dimensional Tolerance +/-0.5mm
Length of Ingot: 80mm
Surface: as grown or as cut
Orientation: <100> , <111> , <100> +6° towards <111>
Type: n or p doped
EPD value:
- below 500 /cm2 for 100 orientation , diameter 1 to 4 inch
- below 1000/cm2 for 111 orientation, diameter 1 to 4 inch
- below 3000/cm2 for 111 orientation, diameter 6inch

Application: Infrared optics (IR)

Type: n-type
Orientation: <111>
Resistivity: 2 - 30 ohmcm
EPD:
- less than 2000/cm2 (typically 1500/cm2)up to 4inch diameter
- less than 5000/cm2(typically 3000/cm2) up to 150mm diameter
All other values as above