{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"012f60d1923f1ab959c80882d7ca862f3317ee98aaf7fdb40cd3b28fcb7ab9f3","created":"2026-10-03T07:17:52Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"29e06947597f0d96311317735b6040d928eefcc3ce1bc24ba385333569b2753a","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"nuc.quark-gluon-plasma","field":"nuc","n":"1","review_cite":"Busza, Rajagopal, van der Schee, Heavy Ion Collisions: The Big Picture, and the Big Questions, Annual Review of Nuclear and Particle Science, 2018","review_link":"https://arxiv.org/abs/1802.04801","review_verified":"true","summary":"Collisions of nuclei at nearly the speed of light briefly create droplets of quark-gluon plasma, a liquid of quarks and gluons that filled the early universe. How it forms so fast, why small collisions seem to make it too, and how it responds to rotation and magnetic fields are not fully understood.","title":"Quark-gluon plasma in nuclear collisions","topic_ref":null,"why":"The plasma is the only strongly interacting fluid of quarks and gluons that can be studied in a laboratory, and its behavior tests QCD where first-principles calculations are hardest."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"ec5bb29d3c4ec6576273c8009fdd00011a21f5672430b3080013ab67a0a1a41c","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"f43e29bb960e8fa8d9246c6dfc15d3f963d042aa4c32f612604eb89bae2cc4dd","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"QMxURQMtXV1DliFBCFv-NCWc5Yf6hPQecsy6PWGaaa9DFyfaX-aM7VYCWvkg_9VVGYPPtaJItkpWz4pEOEihAA"},"schema":"pubphys.envelope/1"},"record_hash":"ec5bb29d3c4ec6576273c8009fdd00011a21f5672430b3080013ab67a0a1a41c","leaf_index":293}