{"paper":{"title":"Effective Fermion-Photon Vertex in a Rotating Relativistic Medium: Tree-Level Structure","arxiv_id":"2610.19124","primary_cat":"hep-ph","submitted_at":"2026-10-13T19:59:19+00:00","version_compiled":"v1"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13.0 on the question bank abstract-p1-20260923, exactly as returned. 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axis.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.5,"main_claim_p":0.12,"quantitative":false,"quantitative_p":0.07,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.61,"background":0.17,"limitation":0.0,"future_work":0.0,"contribution":0.04,"interpretation":0.18}},{"i":2,"p":0.89,"id":"s2","own":true,"role":"result","text":"Using fermion and photon modes constructed in the rotating frame, we derive the corresponding selection rules and show that the energy and the longitudinal component of the momentum are conserved, whereas no independent transverse momentum-conservation condition arises.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.96,"main_claim_p":0.21,"quantitative":false,"quantitative_p":0.25,"role_probabilities":{"gap":0.0,"method":0.04,"result":0.89,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.07,"interpretation":0.0}},{"i":3,"p":0.94,"id":"s3","own":true,"role":"result","text":"Instead, the transverse dependence is governed by radial integrals involving three Bessel functions, whose support constrains the magnitudes of the transverse momentum projections.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.9,"main_claim_p":0.09,"quantitative":true,"quantitative_p":0.51,"role_probabilities":{"gap":0.0,"method":0.04,"result":0.94,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.01,"interpretation":0.01}},{"i":4,"p":0.46,"id":"s4","own":true,"role":"result","text":"The vertex can be organized in a circular basis for the transverse components and a Cartesian basis along the rotation axis, and expressed in terms of six Dirac structures.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.89,"main_claim_p":0.07,"quantitative":true,"quantitative_p":0.88,"role_probabilities":{"gap":0.0,"method":0.28,"result":0.46,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.26,"interpretation":0.0}},{"i":5,"p":0.9,"id":"s5","own":true,"role":"result","text":"Their coefficients define 24 form-factor components associated with the photon-mode components, physical photon states, and spin-dependent structures induced by the rotating background.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.91,"main_claim_p":0.08,"quantitative":true,"quantitative_p":0.96,"role_probabilities":{"gap":0.0,"method":0.01,"result":0.9,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.09,"interpretation":0.0}},{"i":6,"p":0.9,"id":"s6","own":true,"role":"result","text":"We also verify current conservation and gauge invariance of the resulting tree-level matrix element under the boundary conditions considered.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.96,"main_claim_p":0.07,"quantitative":false,"quantitative_p":0.04,"role_probabilities":{"gap":0.0,"method":0.01,"result":0.9,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.09,"interpretation":0.0}},{"i":7,"p":0.49,"id":"s7","own":true,"role":"interpretation","text":"These results provide the tree-level structure of 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