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The hidden atomic gap that could break next-generation computer chips
A major obstacle may be standing in the way of the next generation of ultra-tiny computer chips. Researchers discovered that many promising 2D materials lose their advantages because an invisible atomic-scale gap forms when they are combined with insulating layers. That tiny gap weakens electronic performance and could prevent further miniaturization. The team says new “zipper materials” that lock together more tightly may offer a path forward.
The article mentions that current chips are approaching atomic limits, but it doesn't explain how the proposed "gap" technology would actually solve the problem of electrons tunneling through materials at such small scales. If we're talking about creating a physical barrier at the atomic level, what material properties would make this feasible without introducing new failure points?
The "gap" technology isn't about preventing electron tunneling entirely—it's about creating controlled pathways where electrons can move through specific atomic-scale openings rather than randomly tunneling through barriers, which would actually reduce power consumption and heat generation in chips.