Semiconductor Wafer Inc

 

Ge Wafer

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 further Ge product information .

 
 
Ge Wafer Applications
IR optics
Solar cell application
Optical fiber production
Semiconductor and electronics device  
 
Ge Wafer Properties
Growth method
Czochralski
Crystal structure
Cubic
Lattice parameter
a=0.565754
Density ( g / cm3 )
5.323
Melting point ( °C )
937.4
Thermal conductivity @300 K
59.9
 
Standard Specifications
Growth method
Czochralski
Diameter ( mm )
50.8
76.2
100
Thickness ( um )
500
500
500
Conductivity type
P - type or N - type
Dopant available
Antimony , Gallium , Undoped
Orientation
<100> , <111> , <110> , or others
Off orientation
From 2° to 10° off
Resistivity range
N - type : <=0.4 ohm-cm
P - type : 0.005 ~ 30 ohm-cm
Undoped : >=30 ohm-cm
Surface finish
One side or two sides polished
EPD ( cm-2 )
<= 5000
Package method
Single wafer container with outer foil bag
 
 
Superior quality of products with reliance is our prime consideration.
Feel free to contact us if you need any other assistance about our products .
 
Email : sales.america@semiwafer.com
Email : sales.europe@semiwafer.com
Email : sales.asia@semiwafer.com
Email : sales.taiwan@semiwafer.com
Phone : +886-03-592-7585
Fax : +886-03-516-2843
 
 
 
 
 
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