PAM XIAMEN offers silicon wafers that we have with a (211) orientation.
Item
Type/Dopant
Orient.
Dia.
Thick (μm)
Surf.
Res Ωcm
Comment
PAM3037
n-type Si:Sb
[211] ±0.5°
4″
1,500 ±15
P/P
0.01-0.02
SEMI Test, 1Flat, Empak cst, Wafers can be polished for additional fee
PAM3038
n-type Si:Sb
[211] ±0.5°
4″
1600
C/C
0.01-0.02
Prime, 1Flat, Empak cst
PAM3039
n-type Si:P
[211-5°] ±0.5°
3″
508
P/P
FZ >50
Prime, 1Flat, Empak cst
PAM3040
n-type Si:P
[211-5°] ±0.5°
3″
508
P/P
FZ 25-75
Prime, 1Flat, Empak [...]
2019-02-22meta-author
PAM XIAMEN offers Thermal Oxide Wafers, 2 – 4″ Research Grade.
Thermal oxide or silicon dioxide layer is formed on bare silicon surface at temperature range from 900°C ~ 1200°C . Compared to CVD deposited oxide layer, thermal oxide has a higher uniformity, and [...]
2019-05-20meta-author
PAM-XIAMEN offers lapped silicon carbide wafers, As-cut wafers are lapped and cleaned to be qualified as lapped wafers. What is wafer lapping? Wafer lapping is a global flattening process that improves wafer flatness by removing surface damage (usually from back grinding). It is most commonly found [...]
2018-08-07meta-author
PAM-XIAMEN offers R-Plane(1-102) Sapphire Substrate, single side polished,please see below spec:
2”,R-Plane Sapphire Substrate with SSP
No
Item
Specification
1
Material
High Purity Al2O3
2
Diameter
50.8土0.1mm
3
Orientation
R-plane<1-102>土0.2°
4
Thickness
430土15um
5
TTV
≤15um
6
Bow
≤10um
7
Warp
≤15um
8
Primary Flat Length
16.0土1.0mm
9
Front suface Roughmess(Ra)
Ra≤0.3nm
10
Bock Surtace Roughness(Ra)
0.8~1.2um
11
Primary Flat Orienation
A-plane+0.2°
12
Surtace onentation
R-Plane土0.2°
13
Laser Mark
back side or front side or no laser mark
14
Package
25pcsCassede.Vacum-sealed,Nitrogen-flled,Class-100 Cleanroom
3”,R-Plane Sapphire Substrate with SSP
No
ltem
Specification
1
Material
High Purity Al2O3
2
Diameter
76.2土0.2mm
3
Thickness
350土25um
4
Orientation
R-plane<1-102>土0.2°
5
Primary Flat Orientation
45+2CCCW [...]
2020-05-21meta-author
PAM XIAMEN offers Si (Bare Prime, Thermal oxide ,Pt coated &Solar Cell Grade ).
PAM XIAMEN supplies all kinds of Silicon wafer from 1″ ~ 8″ in diameter. Particularly specializing in fabrication of Si wafer with various special size and orientation.
5 x 5 [...]
2019-05-15meta-author
PAM XIAMEN offers SiO2 (single crystal quartz).
Single crystal quartz wafer is an excellent substrate for microwave filters for wireless communication industries.
Conversion from the three-index system to the four as [u ‘ v ‘ w ‘ ] —> [u v t w] is [...]
2019-05-15meta-author