{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"d993916b4164b751969335bfd84b315dd8e835ece824409ce91cae937c9db77a","created":"2026-10-03T07:17:50Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"351d2f51a86cfc06fbb8446c6310cc459231f9ab7deb651be013f0c07a97765e","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"cm.excitonic-insulators","field":"cm","n":"1","review_cite":"D. Jerome, T. M. Rice, W. Kohn, Excitonic Insulator, Physical Review, 1967","review_link":"https://doi.org/10.1103/PhysRev.158.462","review_verified":"true","summary":"In some materials, electrons and the holes they leave behind attract so strongly that they bind into excitons (electron-hole pairs) and open an energy gap on their own. If these pairs condense into one quantum state, they could flow without friction, much like a superfluid.","title":"Excitonic insulators and exciton condensates","topic_ref":null,"why":"An exciton condensate would be a macroscopic quantum state of charge-neutral pairs, with possible dissipationless counterflow and energy transport."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"13310cce68b304c2509013709828747f15ee6fa0a56bc1df55089f78b3276365","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"e7c0270e1c7a80421a3dde19e5fe411d818416cc9fee6a2a3d83e0ba891d75a0","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"A4yerIZsxd3b_kp3O4XCr7z4MjnOGQ_lNa6HxCPCFvsIRyQ4CU1-SGcO1_PmZBqBpWBoqwN2PjQprnJAJVohBw"},"schema":"pubphys.envelope/1"},"record_hash":"13310cce68b304c2509013709828747f15ee6fa0a56bc1df55089f78b3276365","leaf_index":131}