{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.topic/1","content_sha256":"f1dc912ed6a137938a2d06239ee12dfd35edfcc02a8b1535c34c8fec90c899cf","created":"2026-10-03T07:17:52Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":[],"salt":"e8be149d5f3159bde86826d159658c2c316f425e8d93571cdfc899c816e5a8fe","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"topic"},"content":{"external_id":"hep.low-energy-excess","field":"hep","n":"1","review_cite":"P. Adari, A. A. Aguilar-Arevalo, D. Amidei, G. Angloher et al., EXCESS workshop: Descriptions of rising low-energy spectra, SciPost Phys. Proc. 9, 001, 2022","review_link":"https://doi.org/10.21468/SciPostPhysProc.9.001","review_verified":"true","summary":"The most sensitive dark matter detectors, cooled crystals and special camera chips called CCDs (charge-coupled devices), all see far more tiny energy deposits than radioactivity or dark matter can explain. Until the cause is found, these events block searches for light dark matter.","title":"Unexplained low-energy excess in sensitive detectors","topic_ref":null,"why":"The excess sets the floor of every sub-GeV dark matter and low-energy neutrino search, and its origin likely also affects superconducting qubits and other quantum devices."},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"3d7d396a7fe4643c7f00a8596f3c595cd859f90010c14045865af85e579110f7","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"9cb869da0ac17f043e59276e8ac76caf4cba2183df4151eb2fafd17d30a64e1e","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"FeCz-mD5mHN9z0OPaolw-6SAZPrlw0bnfKggQ9k9ichBVGoNpDtkWRTPZDwhjSHEsd0pzklDFrcCWGjJHdjLDA"},"schema":"pubphys.envelope/1"},"record_hash":"3d7d396a7fe4643c7f00a8596f3c595cd859f90010c14045865af85e579110f7","leaf_index":247}