Logical Operations in Floquet Codes
summary
Claims that logical gates are absorbed into measurement sequences by designing dynamic automorphism codes built from a color-code parent and explicit condensation graphs, with concrete two‑body Pauli measurement sequences and a few three‑ or non‑Pauli measurements. A 2D bilayer construction yields 72 automorphisms (enough to generate the full Clifford group with boundary triangles plus a three‑qubit edge coupling), while a three‑copy 3D construction produces a non‑Clifford membrane exchange; sequences are written microscopically but require extra rounds of error correction and decoding to be fault tolerant.
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chapters (10)
- 0:00Floquet codes and logical ops
- 2:34Fault-tolerant quantum challenges
- 4:21Dynamic automorphism gates
- 10:05Automorphisms in topological codes
- 14:42Anyon condensation cycles
- 25:30Logical ops via automorphisms
- 28:002D dynamic automorphism color codes
- 37:013D dynamic automorphism codes
- 39:33Summary and future directions
- 41:18Q&A
