Q: What is the minimum batch size for blue LED wafers on 4 inch sapphire (patterned sapphire)?
A:5pcs is ok, but the price would be higher.
Related Posts
Q:In your web site, the picture of the SiC wafer
Q:In your web site, the picture of the SiC wafer does not look like regular, transparent-light green color SiC wafer. Why is that? A: Good question, the picture in website is Polarized light image.In regular, it is green color or grey color.
2018-06-19meta-author
Q:I was wondering if you carried any semi-insulating(not doped)SiC or single crystal HPSI SiC?
Q:I was wondering if you carried any semi-insulating(not doped)SiC or single crystal HPSI SiC? A: For our semi-insulating SiC substrate, it is V doped, we can not offer High Purity semi-insulating SiC, however we can offer undoped SiC if your quantity is good.
2018-06-19meta-author
Q:We want to know the refractive index of these SiC wafers?
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
Q:Do you have the optical characterization data for this InGaN wafer? We want to know want wavelength it emits when excited optically. A PL spectrum would be perfect. Also, is the InGaN grown on any buffer layer? What is the uniformity of the Indium composition? Any In segregation or clusters?
Q:Do you have the optical characterization data for this InGaN wafer? We want to know want wavelength it emits when excited optically. A PL spectrum would be perfect. Also, is the InGaN grown on any buffer layer? What is the uniformity of the Indium [...]
2018-06-19meta-author
Q: What wafer size do you provide with flat sapphire substrate?
Q: What wafer size do you provide with flat sapphire substrate? A:Currently we still can offer 2″ wafer on flat sapphire substrate.
2018-06-19meta-author
Q: Regarding your red LED epiwafers, what about the top layer or cap layer on the epiwafer structure?
Q: Regarding your red LED epiwafers, what about the top layer or cap layer on the epiwafer structure? A: As before we have p+GaAs(several nanometers only) in the top layer, however these two years, due to technology innovation, and all foundry remove this layer [...]
2018-06-19meta-author