{"record":{"author":{"account_ref":null,"orcid":null},"builds_on":[],"content_schema":"pubphys.content.revision/1","content_sha256":"7f74adbf0a7e2e1e4a94aa8671b2b5a1674fd91d9c48e241d4241b6954f0dc02","created":"2026-10-03T07:17:58Z","files":[],"origin":{"assisted_by":[],"kind":"seed"},"parents":["5475cf5dc5b1a72283d26dc95dc6e00d7ea4e00096a7c6492e409a1816eeb011"],"salt":"2764debbc0eb9bb805811ff547fe00f56d248ac6b8190c118135ac75c40c4529","schema":"pubphys.record/2","site":"pubphys.com","target":null,"type":"revision"},"content":{"answer_type":"mechanism","assisted_by":[],"external_id":"chem.nonadiabatic-dynamics.organic-charge-transport","kind":"phenomenon","literature_status":"open","n":"1","parents":[],"plain":"In organic crystals such as rubrene, charges move in a way that fits neither the picture of free electrons in a metal nor that of hops between fixed molecules. A complete theory that predicts the measured mobility (how fast charges drift in an electric field) is missing.","posed_since":"","precise":"For high-mobility organic semiconductors (rubrene, pentacene, C8-BTBT) at 100 to 300 K, with transfer integrals of order 0.1 eV comparable to thermal fluctuations of these integrals, predict the mobility $\\mu(T)$ (measured about 3e3 to 1.2e4 $\\mathrm{cm}^2/(\\mathrm{statvolt}\\ \\mathrm{s})$ at room temperature in rubrene single crystals, lower in pentacene and C8-BTBT) and its temperature dependence from a microscopic model with ab initio parameters, deciding between transient localization, small-polaron and band pictures. An answer is a theory reproducing $\\mu(T)$ and the Hall and terahertz data.","problem_ref":null,"references":"","settled_by":"Ab initio parametrized nonadiabatic or quantum transport calculations reproducing mobility, Hall effect and optical conductivity on single crystals.","status_note":"","title":"Charge transport mechanism in high-mobility organic semiconductors","topic_ref":"aa1669ae0dd7fb5df9048991b7b6472f6d13dde0228a4ba5521d38de86ed2a38"},"attested":{"attestation":{"batch":null,"client_id":null,"id_token_sha256":null,"kind":"platform"},"record_hash":"6681625b450787a51c7664da46c212bb6a9572ec08c6d1ec493f1a723c8dc64a","schema":"pubphys.attested/1"},"envelope":{"attested_hash":"dbdca32027289353e2144ef58d4ee87dd4574d82f150659516ee37a02d31a7e0","platform_signature":{"key_id":"c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da","sig":"fRYdIXPGSCJ7yKGPZF5j4FY_EZTrKYEGj-8W5Nb_0ok51mQIaKL1MRd30BHi_VdGnue1ILYRA6Brhi1DWkCuBg"},"schema":"pubphys.envelope/1"},"record_hash":"6681625b450787a51c7664da46c212bb6a9572ec08c6d1ec493f1a723c8dc64a","leaf_index":880}