{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"1f5f64d04812fef32c8818e9ac32d5d49423a6a1cc2cd3769b6020e1602f7952","created":"2026-10-03T07:17:51Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"898071021da3a3df4d319090075faefdcf05d082c883b9c9ea031e18343d31a9","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"cm.insulator-quantum-oscillations","field":"cm","n":"1","review_cite":"P. Wang et al., Landau quantization and highly mobile fermions in an insulator, Nature, 2021","review_link":"https://doi.org/10.1038/s41586-020-03084-9","review_verified":"true","summary":"In a metal, resistance and magnetization oscillate as a magnetic field is raised because mobile electrons move on closed orbits; an insulator has no mobile electrons, so this should not happen. Yet the Kondo insulators SmB6 and YbB12 and the two-dimensional insulator monolayer WTe2 show such oscillations.","title":"Quantum oscillations in insulators","topic_ref":null,"why":"If intrinsic, the oscillations imply a Fermi surface of charge-neutral particles or a breakdown of the standard link between quantum oscillations and metals."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"eeb05b44f8dd47811bcc41ccf7d60e299af30b8c5bed6ef76c910d60049cf726","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"e9cf987e06303cad71912b8453b1cbe2b2064ca9e32e292b9ded972a88b89632","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"IMCDp5qZDvOHaKltL-ObHxbz6-SNs_BhWXJENUJr-Z2LzEKoP1OKOvcs6BJ7QwBghly29EhhrxHgXK-hCMviCg"},"schema":"pubphys.envelope/1"},"record_hash":"eeb05b44f8dd47811bcc41ccf7d60e299af30b8c5bed6ef76c910d60049cf726","leaf_index":144}