Ge Germanium Wafers and Crystal Substrates

Main Product Parameters Growth method Czochralski method Crystal structure M3 Unit cell constant a=5.65754 Å Density 5.323 g/cm3 Melt point 937.4 °C Doped material Undoped Sb - doped In / Ga - doped Type N N P Resistivity 35 Ohm-cm 0.05 Ohm-cm 0.05~0.1 Ohm-cm EPD <5000 /cm2 <5000 /cm2 <5000 /cm2 Size 10x5, 10x10, 15x15, 20x15, 20x20mm dia 2" x 0.5mm, dia 1" x 0.5mm, other sizes are available upon request Thickness 0.5mm, 1.0mm Polishing Single or double side polished Crystal orientation (100), (110), (111) Surface roughness Ra: Rms or Ra ~ 5 A Package Sealed in class 100 clean bag packed in class 1000 clean room

Ge Germanium Wafers and Crystal Substrates

Main Product Parameters
Growth method
Czochralski method
Crystal structure
M3
Unit cell constant
a=5.65754 Å
Density
5.323 g/cm3
Melt point
937.4 °C
Doped material
Undoped
Sb - doped
In / Ga - doped
Type
N
N
P
Resistivity
35 Ohm-cm
0.05 Ohm-cm
0.05~0.1 Ohm-cm
EPD
<5000 /cm2
<5000 /cm2
<5000 /cm2
Size
10x5, 10x10, 15x15, 20x15, 20x20mm
dia 2" x 0.5mm, dia 1" x 0.5mm, other sizes are available upon request
Thickness
0.5mm, 1.0mm
Polishing
Single or double side polished
Crystal orientation
(100), (110), (111)
Surface roughness Ra:
Rms or Ra ~ 5 A
Package
Sealed in class 100 clean bag packed in class 1000 clean room
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Immediate payment is required upon selecting "Buy It Now" or upon checking out through the cart.

We accept payment via U.S. PayPal accounts and all Major Credit Cards, Debit Cards & Google Pay.

We are legally required to collect sales tax in those states and localities where we maintain a physical presence (nexus).

The applicable amount of sales tax charged to an order will be calculated based on the shipment destination's state and local sales tax laws.

Thank you for shopping with us on eBay!

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Additional Information:
"Broken or damaged items must be reported immediately upon receiving your package (within 5 business days upon delivery). All materials and equipment are considered as received in good condition upon signature of delivery confirmation. Please inspect these items for damage prior to signing off on the condition. If it becomes necessary to return a damaged item to MSE Supplies, please contact us for a Return Merchandise Authorization (RMA) number within 30 days of receipt of the product. MSE Supplies must receive the product within 15 days of MSE Supplies issuing the Return Merchandise Authorization (RMA). The product must be in the original packaging or the return will be rejected. RMA numbers must appear on the packing list and items being returned must be packaged and shipped in accordance with all applicable regulation. All items are subject to a 25% restocking fee. \r\n\r\nItems not returnable for credit include: open or damaged containers; materials past their expiration date or with an expiration date too short for resale; custom or special orders; non-recurring engineering (NRE) cost charged to the order, and chemicals of any type. Any supplies or equipment that have been uséd and are being returned for a warranty repair may require that a decontamination form be filled out. Please contact MSE Supplies for this form."