Quantum upside-down cake

Quantum upside-down cake

Quantum upside-down cake, Published online: 26 February 2018; doi:10.1038/d41586-018-02329-y

Exotic states of matter called topological superconductors have potential applications in quantum computing, but have been difficult to produce in more than one dimension. A way of overcoming this limitation has now been found.
Source: Nature