During the last ten years, superconducting circuits have passed from being interesting
physical devices to becoming contenders for near-future useful and scalable quantum …

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Non-Abelian topological order is a coveted state of matter with remarkable properties,
including quasiparticles that can remember the sequence in which they are exchanged …

The possibility of engineering artificial Kitaev chains in arrays of quantum dots coupled via
narrow superconducting regions has emerged as an attractive way to overcome the disorder …

Majorana bound states are quasiparticle excitations localized at the boundaries of a
topologically nontrivial superconductor. They are zero-energy, charge-neutral, particle–hole …

Topological superconductors are associated with the appearance of Majorana bound states,
with promising applications in topologically protected quantum computing. In this Letter, we …

Artificial Kitaev chains, formed by quantum dots coupled via superconductors, have
emerged as a promising platform for realizing Majorana bound states. Even a minimal …

The proximity effect in semiconductor-superconductor nanowires is expected to generate an
induced gap in the semiconductor. The magnitude of this induced gap, together with the …

Disorder is the primary obstacle in the current Majorana nanowire experiments. Reducing
disorder or achieving ballistic transport is thus of paramount importance. In clean and …

The possibility to engineer a Kitaev chain in quantum dots coupled via superconductors has
recently emerged as a promising path toward topological superconductivity and possibly …