In a bold challenge to silicon s long-held dominance in electronics, Penn State researchers have built the world s first ...

video: Building a silicon quantum computer chip atom by atom. view more Credit: University of Melbourne. Quantum computers could be constructed cheaply and reliably using a new technique perfected ...

The smallest wires ever developed in silicon -- just one atom tall and four atoms wide -- have been shown by a team of researchers to have the same current-carrying capability as copper wires.

Take one atom of the element antimony, use an ion beam to shoot it into a silicon substrate, and you just may be on your way to building a working quantum computer.

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Researchers have created silicon wire four atoms wide and one atom tall, capable of carrying current equivalent to copper wires 20 times as thick.

Take one atom of the element antimony, use an ion beam to shoot it into a silicon substrate, and you just may be on your way to building a working quantum computer. That’s according to ...