{"paper":{"title":"Predictions of covariant chiral perturbation theory for nucleon polarisabilities and polarised Compton scattering","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Judith A. McGovern, Vadim Lensky, Vladimir Pascalutsa","submitted_at":"2015-10-09T20:00:41Z","abstract_excerpt":"We update the predictions of the SU(2) baryon chiral perturbation theory for the dipole polarisabilities of the proton, $\\{\\alpha_{E1},\\,\\beta_{M1}\\}_p=\\{11.2(0.7),\\,3.9(0.7)\\}\\times10^{-4}$fm$^3$, and obtain the corresponding predictions for the quadrupole, dispersive, and spin polarisabilities: $\\{\\alpha_{E2},\\,\\beta_{M2}\\}_p=\\{17.3(3.9),\\,-15.5(3.5)\\}\\times10^{-4}$fm$^5$, $\\{\\alpha_{E1\\nu},\\,\\beta_{M1\\nu}\\}_p=\\{-1.3(1.0),\\,7.1(2.5)\\}\\times10^{-4}$fm$^5$, and $\\{\\gamma_{E1E1},\\,\\gamma_{M1M1},\\,\\gamma_{E1M2},\\,\\gamma_{M1E2}\\}_p=\\{-3.3(0.8),\\,2.9(1.5),\\,0.2(0.2),\\,1.1(0.3)\\}\\times10^{-4}$fm$^4"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.02794","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}