{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.revision/1","content_sha256":"d7bcc768310a2992c51789c479b31c90b0fc1b62c20364c2f72d47a2d75dd61a","created":"2026-10-03T07:18:01Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":["5475cf5dc5b1a72283d26dc95dc6e00d7ea4e00096a7c6492e409a1816eeb011","55615a03bfc157c39f29e579b86af0cdfab4347440038fffed38db8a9a205062"],"salt":"e57db30873fbc19038f9ec8a70199ac8e43ec735cb912a34365eb54af892b292","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":"1","parents":[{"note":"","parent_revision":"55615a03bfc157c39f29e579b86af0cdfab4347440038fffed38db8a9a205062","relation":"special_case"}],"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":null,"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":"bfd78216bee7da77225ac2973e7d9a78ff7a1c51ad977d9d7c3327e70d7ac174"},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"79ce4b6bf37d9d2cac2c93e6898c07dec2ea39267c7c772f146a6c8ea71da8a2","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"909ab199a4b186b613625a6633873cf6571aca7c0743e8a96aa59febbb26f275","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"v_qtt7OsJCcnz_cKnznyY1I_NzSiRi3dl7zbgTXX4oKo9Yb89JUzcPbH1wso4bCeV1-bvOuKoGv5HTG7oUFHCA"},"schema":"pubphys.envelope/1"},"record_hash":"79ce4b6bf37d9d2cac2c93e6898c07dec2ea39267c7c772f146a6c8ea71da8a2","leaf_index":1184}