Significantly enhanced stability of Majorana zero modes a major advance towards fault-tolerant quantum computing

https://www.eurekalert.org/news-releases/1079022

"Majorana zero modes theoretically immune to environmental disturbances causing qubit decoherence... imperfections in traditional materials addressed constructing 3-site Kitaev chain, stepping stone towards topological superconductors, using quantum dots coupled by superconducting segments in hybrid semiconductor-superconductor nanowires, allowing precise control of quantum states... more spatially separated, reducing their interactions exponentially enhancing stability... larger quantum-dot arrays"