• AlteredEgo@lemmy.ml
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    7 days ago

    Yeah I’m not clear about the scales. The article I linked talks about 1-3nm scale quantum dots semiconductors. I think the scale also influence performance like clock rate and waste heat production. So this idea might just be impossible, or only viable for pretty large and slow devices. For microcontrollers it might be enough though. And this might be able to make use of 3D better than lithography and be more compact.

    I do imagine that biological cells could become the real “nanobots” that could be used for fabrication. Like nanobots might never be real because if they could work they’d already have evolved in nature. But maybe we could program cells to grow in very specific and complex shapes in a vat for fabrication, and different areas turn into different colors and material properties. This kinda must be possible. An alternative to injection molded plastics. PCBs could definitely work, although there might be a reason why they stick with fiberglass if the drill bits cost so much lol. I can also imagine this for “organ 3D printing”.