{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.revision/1","content_sha256":"53281b5aec0f1bd39832e2555bbe466d14088bfbd5daf9bb918e45c2eafe3248","created":"2026-10-15T23:43:22Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":["79ce4b6bf37d9d2cac2c93e6898c07dec2ea39267c7c772f146a6c8ea71da8a2","ce59fb6cd812fc05906d0c60a71c75ea22bc686bcf38e7c3ef7010834d98ee7b"],"salt":"6448847615da809b3a772b6c9e5f256026de03651b1496d578f7397eb26f0c90","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"revision"},"content":{"answer_type":"yes-no","assisted_by":[],"external_id":"cm.strange-metals.random-yukawa-test","kind":"well-posed","literature_status":"open","n":"2","parents":[],"plain":"A recent theory proposes that electrons scattering off critical fluctuations whose coupling strength varies randomly in space give resistance linear in temperature; it needs quantitative tests against data.","posed_since":"2023","precise":"In the two-dimensional model of a Fermi surface coupled to a critical scalar boson with spatially random Yukawa coupling (Patel, Guo, Esterlis, Sachdev 2023), compute $\\rho(T)$, the optical conductivity $\\sigma(\\omega, T)$ and the magnetoresistance, and compare with cuprate data near $p*$. An answer confirms or excludes the model by quantitative comparison of the $T$-linear slope, the $\\omega/T$ dependence of $\\sigma$, and the residual resistivity.","problem_ref":"79ce4b6bf37d9d2cac2c93e6898c07dec2ea39267c7c772f146a6c8ea71da8a2","references":"","settled_by":"Fits of the model with parameters constrained by independent data to resistivity, optics and magnetotransport of one cuprate at $p*$.","status_note":"","title":"Does spatially random Yukawa coupling explain strange-metal transport quantitatively?","topic_ref":null},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"8eeacf09fa32e864e4a157f3dc786537e5b0c52e0c3fea0f7942cf21c11a8d5f","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"ebef9c6cb672c0f302e27241045bb70489462b9f1421fae32a4ed67ae408e10c","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"DfMiPqXZv44IGVfwnk3Z8dtsFlge55968R9D66AqZinqrhN-kmui7wd6RLwdGQqU0XwNTjryJeodCRNMKcISAQ"},"schema":"pubphys.envelope/1"},"record_hash":"8eeacf09fa32e864e4a157f3dc786537e5b0c52e0c3fea0f7942cf21c11a8d5f","leaf_index":3066}