超越半魔幻核的球形：$^{116}$Sn中的多形状共存
核实验
2026-07-10 v1 核理论
摘要
核形状演化和共存的研究为核力提供了关键见解，特别是在预期为球形的半魔幻系统中。对Sn的高精度库仑激发测量产生了一套全面的电磁矩阵元，使得能够确定态的四极矩和态的内禀形变。结果提供了对多形状共存这一罕见现象的直接且明确的证明，揭示了一个与球形不相容的弱形变基态。
关键词
引用
@article{arxiv.2607.09551,
title = {Beyond Sphericity in a Semi-Magic Nucleus: Multiple-Shape Coexistence in $^{116}$Sn},
author = {Marco Siciliano and Marco Rocchini and Tomás R. Rodríguez and Alain Goasduff and Andres Illana and Mansi Saxena and Giacomo de Angelis and Samuel Bakes and Tuncay Bayram and Dino Bazzacco and Kevin Belvedere and Giovanna Benzoni and Daniele Brugnara and Petra Colović and Martha L. Cortes and Daniel T. Doherty and Rafael Escudeiro and Andres Gadea and Franco Galtarossa and Paul E. Garrett and Nicla Gelli and Eleonora T. Gregor and Andrea Gottardo and Andrea Gozzelino and Jeongsu Ha and Katarzyna Hadyńska-Klȩk and Philipp R. John and Calum E. Jones and Maria L. Jurado-Goméz and Marta Kicińska-Habior and Michalina Komorowska and Naomi Marchini and Magdalena Matejska-Minda and Roberto Menegazzo and Daniele Mengoni and Adriana Nannini and Pawel J. Napiorkowski and Daniel R. Napoli and Joonas Ojala and Giorgia Pasqualato and Costel M. Petrache and Francesco Recchia and Dmitry Testov and Javeier J. Valiente-Dobón and Irene Zanon and Magdalena Zielińska},
journal= {arXiv preprint arXiv:2607.09551},
year = {2026}
}
备注
7 pages, 4 figures, 1 table