{"paper":{"title":"Nuclear charge radii of germanium isotopes around $N$ = 40","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"A. Kanellakopoulos, A. Koszorus, B. Cheal, C. S. Devlin, D. T. Yordanov, G. Neyens, H. Heylen, J. Billowes, J. Z. Han, K. Blaum, K. Konig, L. V. Rodr{\\i}guez, L. Xie, M. L. Bissell, P.-G. Reinhard, R. F. Garcia Ruiz, R. Neugart, S. J. Wang, S. Kaufmann, S. Lechner, S. Malbrunot-Ettenauer, S. Sels, S. W. Bai, T. Ratajczyk, W. Nazarewicz, W. Nortershauser, X.F. Yang, Y. M. Yu, Z. Y. Xu","submitted_at":"2024-04-09T06:15:33Z","abstract_excerpt":"Collinear laser spectroscopy measurements were performed on $^{68-74}$Ge isotopes ($Z = 32$) at ISOLDE-CERN, by probing the $4s^2 4p^2 \\, ^3\\!P_1 \\rightarrow 4s^2 4p 5s \\, ^3\\!P_1^o$ atomic transition (269~nm) of germanium. Nuclear charge radii are determined via the measured isotope shifts, revealing a larger local variation than the neighboring isotopic chains. Nuclear density functional theory with the Fayans functionals Fy($\\Delta r$,HFB) and Fy(IVP), and the SV-min Skyrme describes the experimental data for the differential charge radii $\\delta\\langle r^{2} \\rangle$ and charge radii $R_{\\"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.06046","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2404.06046/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"}