Ge Wafer




Ge Wafer




Ge Wafer




Ge Wafer






SINCE 2002

Research & Innovation


Semiconductor Wafer Inc.( SWI ) is a worldwide supplier of single crystal Ge wafer ( Germanium wafer ) and single crystal Ge ingot , we have a strong advantage in providing Ge wafer to micro-electronics and opto-electronics industry in diameter range from 2 inch to 4 inch . Ge wafer is an elemental and popular semiconductor material , due to its excellent crystallographic properties and unique electric properties , Ge wafer is widly used in Sensor , Solar cell and Infrared optics applications . SWI can provide low dislocation and epi ready Ge wafers to meet your unique germanium needs . Ge wafer is produced as per SEMI. standard and packed in standard cassette with vacuum sealed in clean room enviroment , with a good quality control system , SWI is dedicated to providing clean and high quality Ge wafer products . SWI can offer both electronics grade and IR grade Ge wafer , please contact us for more Ge product information







Ge Wafer Application


Semiconductor device Microelectronics device
Solar cell IR optics

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Ge Wafer Properties


Chemical formula Ge                            
Crystal structure Cubic
Lattice parameter a=0.565754
Density ( g / cm3 ) 5.323
Thermal conductivity 59.9
Melting point ( °C ) 937.4

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Product Specification


Growth Czochralski                                        
Diameter Ø 2" / Ø 3" / Ø 4"
Thickness 500 um ~ 625 um
Orientation <100> / <111> / <110> or others
Conductivity P - type / N - type
Dopant Gallium / Antimony / Undoped
Resistivity 0.001 ~ 30 ohm-cm
Surface SSP / DSP
TTV <= 10 um
Bow / Warp <= 40 um
Grade Electronics grade

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