Ge(Germanium) Single Crystals and Wafers

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PAM-XIAMEN offers Ge(Germanium) Single Crystals and Wafers. Germanium is a chemical element. Its chemical symbol is Ge. Its atomic number is 32 and the atomic weight is 72.64, belonging to the IVA group elements. Owing to the excellent crystallographic properties and unique electrical properties of Ge wafers, germanium wafers are used in various applications, including MOS-devices, space solar cells, ground solar cells, sensors, infrared optics, high-brightness LEDs and many other semiconductor applications.

PAM-190314-Ge wafers

Item 1:

4″ P – type  Ge Wafer

Orientation : <100> off 9 degree toward <111>

Type / Dopant : P / Ga

Diameter : 100 +/-0.25 mm

Thickness : 175 +/- 10 um

Resistivity : (0.74-2.81)E-2  ohm-cm

Primary flat length : 32 +/-1mm

EPD : <= 300 cm-2

BOW<=10um

WARP<=10um

TTV<=15um

Front surface : Polished

Back surface : Etched

Edge surface finishing : cylindrical ground

Surface roughness  ( Ra ) : <=5A

Epi ready : yes

Package : Single wafer container

Item 2:

4″ P – type  Ge Wafer

Orientation : <100>+/-0.5deg.

Type / Dopant : undoped

Diameter : 100 +/-0.25 mm

Thickness : 500+/- 10 um

Resistivity : >30 ohm-cm

Primary flat length : 32 +/-1mm

EPD : <= 10000 cm-2

Front surface : Polished

Back surface : Etched

Edge surface finishing : cylindrical ground

Surface roughness  ( Ra ) : <=5A

Epi ready : yes

Package : Single wafer container

For more information, please contact us email at [email protected] and [email protected].

 

 

2019-03-15

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