{"paper":{"title":"Intermediate-state Coulomb-corrected strong-field approximation for rescattering processes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"Incorporating Coulomb interactions during the electron's intermediate propagation improves the strong-field approximation for rescattering in above-threshold ionization.","cross_cats":["physics.optics"],"primary_cat":"physics.atom-ph","authors_text":"Chan Li, Chunli Miao, Jiarui Qin, Jing Chen, Weidong Li, Xiaolei Hao","submitted_at":"2026-04-30T03:55:12Z","abstract_excerpt":"We analytically derive the all-order strong-field S-matrix series incorporating intermediate-state Coulomb-Volkov corrections (ICSFA). Focusing on rescattering processes described by the second-order term, we systematically investigate the impact of intermediate-state Coulomb interactions on above-threshold ionization (ATI) spectra of atomic hydrogen in linearly polarized laser fields. Crucially, ICSFA spectra demonstrate superior agreement with the results obtained by numerically solving the time-dependent Schr\\\"{o}dinger equation compared to the standard strong-field approximation (SFA) and "},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"ICSFA spectra demonstrate superior agreement with the results obtained by numerically solving the time-dependent Schrödinger equation compared to the standard strong-field approximation (SFA) and final-state Coulomb-corrected SFA (FCSFA).","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"That the analytically derived all-order S-matrix series with intermediate-state Coulomb-Volkov corrections, when truncated to the second-order rescattering term, captures the dominant physics without significant omissions or inaccuracies for the ATI spectra of hydrogen.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"ICSFA, which adds Coulomb-Volkov corrections to intermediate states in the S-matrix series, yields ATI spectra for hydrogen that agree better with TDSE solutions than standard SFA or final-state corrected SFA.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"Incorporating Coulomb interactions during the electron's intermediate propagation improves the strong-field approximation for rescattering in above-threshold ionization.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"4851bb1245d4d722317c2b623495b7aa4eed86135b6fbf339845bb292f5045ea"},"source":{"id":"2604.27386","kind":"arxiv","version":1},"verdict":{"id":"df236cfa-2a92-48be-9744-35ea98faec69","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-07T09:58:55.032459Z","strongest_claim":"ICSFA spectra demonstrate superior agreement with the results obtained by numerically solving the time-dependent Schrödinger equation compared to the standard strong-field approximation (SFA) and final-state Coulomb-corrected SFA (FCSFA).","one_line_summary":"ICSFA, which adds Coulomb-Volkov corrections to intermediate states in the S-matrix series, yields ATI spectra for hydrogen that agree better with TDSE solutions than standard SFA or final-state corrected SFA.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"That the analytically derived all-order S-matrix series with intermediate-state Coulomb-Volkov corrections, when truncated to the second-order rescattering term, captures the dominant physics without significant omissions or inaccuracies for the ATI spectra of hydrogen.","pith_extraction_headline":"Incorporating Coulomb interactions during the electron's intermediate propagation improves the strong-field approximation for rescattering in above-threshold ionization."},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2604.27386/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"doi_compliance","ran_at":"2026-05-19T19:16:20.908349Z","status":"completed","version":"1.0.0","findings_count":0}],"snapshot_sha256":"88b5b71349d88f7bf44f5ba3ef80da66d0734099b61713afecee93f806489403"},"references":{"count":58,"sample":[{"doi":"","year":2009,"title":"F. Krausz and M. Ivanov, Attosecond physics, Rev. Mod. Phys. 81, 163 (2009)","work_id":"","ref_index":1,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":1988,"title":"M. Ferray, A. L’Huillier, X. F. Li, L. A. Lompre, G. Mainfray, and C. Manus, Multiple-harmonic conversion of 1064 nm radiation in rare gases, J. Phys. B: At. Mol. Opt. Phys. 21, L31 (1988)","work_id":"","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2015,"title":"D. S. Guo, C. Yu, J. T. Zhang, J. Gao, Z. -W. Sun, and Z. R. Sun, On the cutoff law of laser induced high harmonic spectra, Front. Phys. 10(2), 103201 (2015)","work_id":"","ref_index":3,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2015,"title":"C. Yu, J. T. Zhang, Z. -W. Sun, Z. R. Sun, and D. S. Guo, A nonperturbative quantum electrodynamic approach to the theory of laser induced high harmonic generation, Front. Phys. 10(4), 103202 (2015)","work_id":"","ref_index":4,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2005,"title":"C. Gohle, T. Udem, M. Herrmann, J. Rauschenberger, R. Holzwarth, H. A. Schuessler, F. Krausz, T. W. H¨ ansch, A frequency comb in the extreme ultraviolet, Nature 436(7048), 234 (2005)","work_id":"","ref_index":5,"cited_arxiv_id":"","is_internal_anchor":false}],"resolved_work":0,"snapshot_sha256":"d5991e8db037576409d570d05efb4b6cb46966362905b91c630d4f955e03a4aa","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"}