{"paper":{"title":"Mass Measurements of Neutron-Deficient Y, Zr, and Nb Isotopes and Their Impact on $rp$ and $\\nu p$ Nucleosynthesis Processes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"nucl-ex","authors_text":"A. C. Dai, A. Ozawa, A. Sieverding, B. H. Sun, B. S. Gao, C. Fr\\\"ohlich, C. Y. Fu, F.-K. Thielemann, F. R. Xu, G. Audi, G. Mart\\'inez-Pinedo, H. F. Li, H. S. Xu, J. C. Yang, J. H. Liu, J. J. He, K. A. Li, K. Blaum, M. Si, M. Wang, M. Z. Sun, P. Shuai, P. Zhang, Q. Wang, Q. Zeng, R. J. Chen, R. S. Mao, S. Kubono, S. Litvinov, S. Wanajo, T. Bao, T. Rauscher, T. Uesaka, T. Yamaguchi, W. J. Huang, W. L. Zhan, X. C. Chen, X. D. Tang, X. H. Zhou, X. L. Tu, X. L. Yan, X. W. Ma, X. Xu, X. Zhou, Y. H. Lam, Y. H. Zhang, Y. J. Yuan, Y. M. Xing, Y. Sun, Yu. A. Litvinov, Y. Yamaguchi","submitted_at":"2018-04-06T14:48:14Z","abstract_excerpt":"Using isochronous mass spectrometry at the experimental storage ring CSRe in Lanzhou, the masses of $^{82}$Zr and $^{84}$Nb were measured for the first time with an uncertainty of $\\sim 10$ keV, and the masses of $^{79}$Y, $^{81}$Zr, and $^{83}$Nb were re-determined with a higher precision. %The latter differ significantly from their literature values. The latter are significantly less bound than their literature values. Our new and accurate masses remove the irregularities of the mass surface in this region of the nuclear chart. Our results do not support the predicted island of pronounced lo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.02309","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":""},"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"}