{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"87d445a4060eaf883d57479e15427c403cd96ef07a8470e1aab03f6a446fde5d","created":"2026-10-03T07:17:53Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"3dd8388e20551b804dcc33393bded1402f3d818f5d96034dc949f168104a68df","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"qi.qubit-platform-limits","field":"qi","n":"1","review_cite":"N. P. de Leon, K. M. Itoh, D. Kim, K. K. Mehta, T. E. Northup, H. Paik, B. S. Palmer, N. Samarth, S. Sangtawesin and D. W. Steuerman, Materials challenges and opportunities for quantum computing hardware, Science, 2021","review_link":"https://doi.org/10.1126/science.abb2823","review_verified":"true","summary":"Each way of building qubits (superconducting circuits, trapped ions, neutral atoms held by laser beams, photons) has error sources set by its own physics. Which of these set a hard lower limit on error rates, and how low each platform can go, is not known.","title":"Physical error floors of qubit hardware platforms","topic_ref":null,"why":"These floors decide how much error-correction overhead each platform needs and which platforms can reach large fault-tolerant computations."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"c7ae00f823e8ed5856b31a5043e5997ce50764f4156085cbb947e66cdfa20136","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"9aac28c68bed76e69a771e339cf96e12b46c7e8fe4f4edc2a87cebeb4272645d","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"4NrVbS-DC7oQMPu_NNW6U_ZfFjtCzJ4YD1l_Y6acZJ0X_d9zPzuBpR1Of03AYjISngN5nHeecl56cPu0ulb2CQ"},"schema":"pubphys.envelope/1"},"record_hash":"c7ae00f823e8ed5856b31a5043e5997ce50764f4156085cbb947e66cdfa20136","leaf_index":344}