{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"5714b550c6cc3ab48904226f8513b6a456986e680992e25932f45f087756bccd","created":"2026-10-03T07:17:49Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"c167b97f5ead897f8ae68a5a15080fccc5dd4e81aa7bbd2bca4d1574212a3ad7","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"amo.hubbard-simulation","field":"amo","n":"1","review_cite":"A. Bohrdt, L. Homeier, C. Reinmoser, E. Demler, F. Grusdt, Exploration of doped quantum magnets with ultracold atoms, Annals of Physics, 2021","review_link":"https://arxiv.org/abs/2107.08043","review_verified":"true","summary":"Fermionic atoms in a grid of laser light hop between sites and repel each other, copying the simplest model believed to describe copper-oxide superconductors. Microscopes that image every atom let experimenters read off magnetism, holes and pairing directly.","title":"Fermi-Hubbard quantum simulation with cold atoms","topic_ref":null,"why":"An accurate cold-atom answer could settle whether the Hubbard model alone explains high-temperature superconductivity, a question classical computers have not closed."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"3900d87db48f0080fb068d283e110f5923dafb6ad85daaf4e53a292a8a9304ef","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"c09c675bd7c2d7bc26097c47e32f27d16d2aaccc3cd8f45f07c54adeeb00aa36","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"5njf4UTIiwFkb88GIp7SLN47Z9hZT3BaWL5-6eAobM7dPTC2UNxJxVXbWTkCe_FQM9nGW6KZa-9rnq-dVqKeAA"},"schema":"pubphys.envelope/1"},"record_hash":"3900d87db48f0080fb068d283e110f5923dafb6ad85daaf4e53a292a8a9304ef","leaf_index":13}