Q:Can you supply 4″ AlGaAs epi wafers for IR LEDs?
A:Yes, we can offer 850nm or 620nm for 4” size.
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1550 high power EPI structure
Q: Could you please provide information about standard epi structure of InGaAsP/InP wafer? A: Here we only can offer you general structure: Layer Material 6 InP 5 GaInAs 4 GaInAsP 3 InP 2 AlGaInAs MQW PL 1500-1560nm 1 InP buffer InP substrate
2018-06-19meta-author
epi wafer, InGaAsP, laser diode
For 4” pss wafer, the light comes out from the p-GaN side not from sapphire, so I can’t do flip chip packaging. Also I don’t know whether laser liftoff is possible for pss wafer. Is it possible you can share any image of the etched surface of pss?
Q:For 4” pss wafer, the light comes out from the p-GaN side not from sapphire, so I can’t do flip chip packaging. Also I don’t know whether laser liftoff is possible for pss wafer. Is it possible you can share any image of the etched surface of [...]
2018-06-19meta-author
We need SiC bare wafer, mechanical grade, do you have?
Q: We need SiC bare wafer, mechanical grade, do you have? A: Sure, mechanical grade is just our dummy grade wafer.
2018-06-06meta-author
Q:As to the wafer dicing – is it possible to get a non-rectangular dicing? such as 6mm x 8mm size?
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: Can you offer some SiC(0001) wafers with low but intentionnal misorientation in the 1° to 2° range?
Q: Can you offer some SiC(0001) wafers with low but intentionnal misorientation in the 1° to 2° range? A: We can offer misorientation in low degree, no problem.
2018-06-19meta-author
Q:Can you offer SiC mono crystal material with high Thermal Conductivity > 490 W/mK, wafers with thickness: 300-1000um for semiconductor devices heat sinks manufacturing?
Q:Can you offer SiC mono crystal material with high Thermal Conductivity > 490 W/mK, wafers with thickness: 300-1000um for semiconductor devices heat sinks manufacturing? A: Thermal Conductivity> 490 W/mK is theory value of SiC mono, however we tested some wafers, the thermal conductivity is below [...]
2018-06-19meta-author