The global demand for ultra-bright blue and green LEDs has driven the development of LED nitride wafer technologies. Among them, sapphire substrate is currently the most common substrate material in GaN epitaxial growth, and it is also the substrate of epitaxial GaN material with [...]
2022-03-25meta-forfatter
PAM XIAMEN offers 4″CZ Prime Silicon wafer-16
4″ CZ Silicon Wafer SSP
Silicon wafers, per SEMI Prime,
P/E 4″Ø×525±25μm, SEMI Flats (two),
p-type Si:B[100]±0.5°, Ro=(0.001-0.002)Ohmcm,
One-side-polished, back-side Alkaline etched,
TTV<5μm, Bow/Warp<30μm,
Wafers free of striation marks,
Sealed in Empak or equivalent cassette.
For more information, send us email at sales@powerwaywafer.com and powerwaymaterial@gmail.com
2021-01-06meta-forfatter
PAM XIAMEN offers 2″ Monocrystalline Silicon Wafer with Thermal Oxide 20nm
2inch diameter wafer made of monocrystalline silicon with isolation oxide
Diameter 50.8mm
Polishing: one-sided for microelectronics
Type of conductivity and alloying: not specified
Surface orientation: not specified
Primary and secondary flat orientation: not specified
Thickness: 675 microns±20 microns
Wedge (TTV): less than 15 microns
TTV<15μm
Distortion: less than 35 microns (the value is unchanged)
Thickness of the isolation oxide: at least 20 nm
Front side: polished
Back side: lapped-etched
For more information, send us email at sales@powerwaywafer.com and powerwaymaterial@gmail.com
2021-03-17meta-forfatter
PAM XIAMEN offers Polyelectrolyte Multilayer Modified Silicon Substrate
Below are the two specifications of our silicon items that are great for FTIR Spectroscopy:
1) Si 100mm low B or P doped <100>, 10,000 ohm-cm, 525um, DSP Prime
2) 150mm dia. <100> low B or P doped FZ Si DSP, >100 [...]
2019-02-26meta-forfatter
PAM XIAMEN offers 1″ Silicon Wafer.
Material
Orient.
Diam.
Thck
(μm)
Surf.
Resistivity
Ωcm
Comment
n-type Si:P
[100]
1″
475 ±10
E/E
FZ >500 {1,900-2,400}
n-type Si:P
[111] ±0.5°
1″
280
P/P
FZ 2,000-10,000
TTV<5μm
Intrinsic Si:-
[100]
1″
320
P/E
FZ >20,000
Prime
Intrinsic Si:-
[100]
1″
500
P/E
FZ >20,000
SEMI Prime
Intrinsic Si:-
[100]
1″
160
P/P
FZ >10,000
Prime, TTV<8μm
Intrinsic Si:-
[100]
0.5″
12700
C/C
FZ >10,000
a set of 4 rods sealed in polyehtylene foil
Intrinsic Si:-
[111] ±0.5°
1″
500
P/P
FZ >15,000
SEMI Prime
Intrinsic Si:-
[111] ±0.5°
1″
1000
P/E
FZ 14,000-30,000
Cassettes of 7, 6, 6 wafers
Intrinsic Si:-
[111] ±2°
1″
27870
C/C
FZ >10,000
Single Crystal Silicon Rod, 0.39″ diameter × 27.87±0.1mm
p-type [...]
2019-03-08meta-forfatter
PAM XIAMEN offers 4″CZ Prime Silicon Wafer.
4inch Prime CZ-Si wafer 4 inch (+/- 0.5 mm), thickness = 200 ± 25 µm,
orientation (100)(+/-0.5度),
2-side polished,
p or n type (no matter) ,
? Ohm cm (no matter),
Particle: 0.33µm, <qty30
ttv ≤ 10um,warp [...]
2019-07-03meta-forfatter