{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.revision/1","content_sha256":"c93ab313d27838695c7f70e877f45f194bfd8cdf8361ccf051fc463d52b949d4","created":"2026-10-03T07:17:58Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":["5475cf5dc5b1a72283d26dc95dc6e00d7ea4e00096a7c6492e409a1816eeb011"],"salt":"d202b3677da3e28ac700438dfeceb296484bd9f2bf77e10d879a0a4ca6019025","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"revision"},"content":{"answer_type":"mechanism","assisted_by":[],"external_id":"chem.polaritonic-chemistry.vsc-rate-changes","kind":"phenomenon","literature_status":"contested","n":"1","parents":[],"plain":"Experiments report that tuning a mirror cavity to a molecular vibration speeds up or slows down a reaction by factors of several without shining any light. Whether this effect is real and what causes it is unresolved.","posed_since":"2016","precise":"In Fabry-Perot microcavities under vibrational strong coupling (Rabi splitting of order $100\\, \\mathrm{cm}^{-1}$ for a reactant vibration) and no external pumping, determine whether thermal rate constants $k(T)$ differ from those of identical out-of-cavity or detuned-cavity controls beyond errors from heating, concentration and mixing, and if so identify the mechanism. An answer is a reproducible rate change with controls plus a quantitative theory, or a demonstration that reported changes come from artifacts.","problem_ref":null,"references":"","settled_by":"Multi-laboratory measurements with blinded cavity tuning, in situ temperature monitoring and matched controls, combined with a theory that predicts the sign and size of the change.","status_note":"In the literature checked (through 2025) positive reports and failed replications coexist and no mechanism is accepted.","title":"Do cavity-coupled vibrations change thermal reaction rates","topic_ref":"a1800d58731adf7edb05cc3f1a2db4d47371dec4cc339e0c64df5cda73c94331"},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"8883d21a923f0f2fc5804c7ed99683b74bb6717102f5b0726f25e7f03972a589","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"bccc3636891d9ed55dcfb9cbaa28329c0fb8f5172a644923092c16e163e0cdcd","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"b2iS85distR2Oo2r0tmsTAZrgfx7z7RAo7LMY_w5s1gCF5sp5cAXbgI26DFuf3dsHTVlb2EgYIY2qWU3IPCVCg"},"schema":"pubphys.envelope/1"},"record_hash":"8883d21a923f0f2fc5804c7ed99683b74bb6717102f5b0726f25e7f03972a589","leaf_index":885}