{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"25293438fbf9617c1eb56d764876efa9d27324819c7a13d67b59e56e053aae84","created":"2026-10-03T07:17:49Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"530e14506718c444bcd1873a2d18fe766bb752a84e51e253f0d94083d657848c","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"amo.electric-dipole-moments","field":"amo","n":"1","review_cite":"T. E. Chupp, P. Fierlinger, M. J. Ramsey-Musolf, J. T. Singh, Electric dipole moments of atoms, molecules, nuclei, and particles, Reviews of Modern Physics, 2019","review_link":"https://doi.org/10.1103/RevModPhys.91.015001","review_verified":"true","summary":"An electron, neutron or nucleus with a built-in electric dipole (a slight separation of its charge along its spin) would break the symmetry between time running forward and backward. Experiments with molecules, atoms and slow neutrons look for this tiny effect.","title":"Permanent electric dipole moments of particles and atoms","topic_ref":null,"why":"New sources of time-reversal violation are required to explain why the universe contains matter but not antimatter, and dipole searches probe particles far heavier than colliders reach."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"c246b9f50df025b5d8ac429d18d9f7456b8697e6ae051e6f2f11e3e2464e02b9","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"b59768b86cbed4cc0c56749fbbaa89d5ed9a1068393ceedea3fcaef26f849194","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"W4lVg_swidALdREyRsCNS5CpCELz7QeEywJxoqEnRf4aDvo_MJnsR4OcqfdbG-IlXEFcPqStGl4XmZIpv_-8Dg"},"schema":"pubphys.envelope/1"},"record_hash":"c246b9f50df025b5d8ac429d18d9f7456b8697e6ae051e6f2f11e3e2464e02b9","leaf_index":11}