Published on: 2025-09-25 10:59:17
If you need to move electrons from here to there, you turn to copper. This common element is an excellent conductor and is easily fabricated into wires and circuit board traces. But the situation changes when you get small: really, really small on a nanometer scale. That same copper shows increasing resistance, which means that more of the electrical signal is lost to heat. It could take more energy to power a smaller and denser device, which is just the opposite of what you want for miniature e
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