{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"9ca622998ae701991ac935a27eec64efa6d8679f215780444a5175002c72d205","created":"2026-10-03T07:17:52Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"5212979e8d20453b05b8e99fa28661874e542ac11f549e2437c80589859c9b67","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"nuc.r-process-nuclear","field":"nuc","n":"1","review_cite":"Cowan, Sneden, Lawler, Aprahamian, Wiescher, Langanke, Martinez-Pinedo, Thielemann, Origin of the heaviest elements: the rapid neutron-capture process, Reviews of Modern Physics, 2021","review_link":"https://arxiv.org/abs/1901.01410","review_verified":"true","summary":"About half of the elements heavier than iron, including gold and uranium, were built by rapid capture of neutrons in violent events such as neutron-star mergers. Predicting how much of each element forms needs properties of thousands of very neutron-rich nuclei never made in a laboratory.","title":"Nuclear inputs to the rapid neutron-capture process","topic_ref":null,"why":"Without these nuclear inputs, element abundances in old stars and the light of kilonovae cannot be used to identify which cosmic events made the heavy elements."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"008542e5fb6a342c0c764df9c1f7e628886ae3efa8048a1b79e833430d025799","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"4289d9e301cc1aa8f8ebb372fa5c31cde875b85f6f631a018a4ad327fa3f6649","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"iPjyu3R513M7heCNZOfSBeDqmx0luR-o7TxVPFHeOzQ_Kq5C_Ec9R4uzx6Dt-RACHnXfUBBN7uA9ESvo2ORhCA"},"schema":"pubphys.envelope/1"},"record_hash":"008542e5fb6a342c0c764df9c1f7e628886ae3efa8048a1b79e833430d025799","leaf_index":294}