{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"3744ac29d13d6069325186854bca055d970a9beb11458c6b81a8145364cc5062","created":"2026-10-03T07:17:53Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"dbb16c0ab1bba939a04b9289909923cffef4677bfc71ef52423c7dc4f3b471c1","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"qi.quantum-shannon-theory","field":"qi","n":"1","review_cite":"R. Horodecki, P. Horodecki, M. Horodecki and K. Horodecki, Quantum entanglement, Reviews of Modern Physics, 2009","review_link":"https://arxiv.org/abs/quant-ph/0702225","review_verified":"true","summary":"Quantum Shannon theory asks how much information can be sent through a noisy quantum channel and how much pure entanglement can be extracted from noisy shared states. Several basic quantities cannot yet be computed even for the simplest noise models.","title":"Quantum Shannon theory: capacities and entanglement distillation","topic_ref":null,"why":"These limits set the best possible rates for quantum communication, quantum networks and error correction."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"66c5088d9a8eed6c4b6c5d401128245d915bf032a0cd5d9569f7f404a77d69c8","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"d89d3819be3a63f8ed8fe642afa74783027d074a1f0deb9e67f607f17195f7f8","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"DBHPrO5D28hJIt4Xsd8lZmTrzj4fz4v18hgAL0gcMb0V2pcWrlg0f87znhovh_bNWgkxAh8KWMELOI1vAVjUBw"},"schema":"pubphys.envelope/1"},"record_hash":"66c5088d9a8eed6c4b6c5d401128245d915bf032a0cd5d9569f7f404a77d69c8","leaf_index":342}