Hackaday (RSS Feed) on Nostr: Growing a Gallium-Arsenide Laser Directly on Silicon <img width="800" height="500" ...
Growing a Gallium-Arsenide Laser Directly on Silicon
<img width="800" height="500" src="![](https://hackaday.com/wp-content/uploads/2025/02/a-colorful-patterned-wafer-a-close-up-of-a-portion-of-that-wafer-showing-an-array-of-patterned-rectangles-and-a-closeup-of-one.jpg?w=800")
; alt=""/>As great as silicon is for semiconductor applications, it has one weakness in that using it for lasers isn’t very practical. Never say never though, as it turns out that https://hackaday.com/2025/02/07/growing-a-gallium-arsenide-laser-directly-on-silicon/
https://hackaday.com/2025/02/07/growing-a-gallium-arsenide-laser-directly-on-silicon/
<img width="800" height="500" src="
; alt=""/>As great as silicon is for semiconductor applications, it has one weakness in that using it for lasers isn’t very practical. Never say never though, as it turns out that https://hackaday.com/2025/02/07/growing-a-gallium-arsenide-laser-directly-on-silicon/https://hackaday.com/2025/02/07/growing-a-gallium-arsenide-laser-directly-on-silicon/