Q:As to the wafer dicing – is it possible to get a non-rectangular dicing? such as 6mm x 8mm size?
A:No problem, any size is workable.
2018-06-19meta-author
Q: We would like to ask for below.
(001) +/- 0.5o Orientation
Semi Insulating, C doped
Resistivity ≤ 1 – 10 x 108 Ohm-cm3
EPD ≤ 5000 cm-2
1 Side Polished (Ra < 10Å), EPI Ready, Back Side Etched
US Semi Standard Flats, No [...]
2018-07-17meta-author
Q: Please let us know if you could supply below wafer, qty 25/50/300.
Gallium Arsenide wafers, P/P
150.00±0.25 mm) 6″Ø×650±25µm,
VGF SI undoped GaAs:-[100-2.0°towards[110]]±0.5°,
u > 4,000cm²/Vs,
Both-sides-polished, 1 Flat 57.5±2.5 mm @ 110±°1,
TTV<7µm, BOW<4µm, Warp<10µm, TIR<6µm,
Certificate: obligatory, Sealed under nitrogen in single wafer cassette
A: Yes, will check the [...]
2018-09-13meta-author
Q: After MOCVD, do you anneal the wafer for p-GaN activation?
A:Yes! We will anneal the wafer for p-GaN activation
2018-06-19meta-author
Q:For pss wafer, the light comes out from the p-GaN side not from sapphire, so I can’t do flipchip packaging. Also I don’t know whether laser liftoff is possible for pss wafer.
A:LED light is sourcing from mqw light, emitting in all directions, p-GaN is [...]
2018-06-19meta-author
Q:We want to know the refractive index of these SiC wafers?
A:The refractive index is no=2.707, ne=2.755
2018-06-19meta-author