双中子在 $^{11}$Li 核中的表面局域化
核实验
2020-12-17 v1
摘要
研究发现，Li 核中双中子的形成局域于表面区域。该实验通过 246 MeV/核子的 敲出反应测量了 Li 中被击出中子的内禀动量。两中子之间的关联角首次作为内禀中子动量的函数被测量。与反应计算的比较揭示了双中子在 fm 处的局域化。结果也支持了由核物质的 Hartree-Fock-Bogoliubov 计算所推得的双中子形成的密度依赖性。
引用
@article{arxiv.2010.04802,
title = {Surface localization of the dineutron in $^{11}$Li},
author = {Y. Kubota and A. Corsi and G. Authelet and H. Baba and C. Caesar and D. Calvet and A. Delbart and M. Dozono and J. Feng and F. Flavigny and J. -M. Gheller and J. Gibelin and A. Giganon and A. Gillibert and K. Hasegawa and T. Isobe and Y. Kanaya and S. Kawakami and D. Kim and Y. Kikuchi and Y. Kiyokawa and M. Kobayashi and N. Kobayashi and T. Kobayashi and Y. Kondo and Z. Korkulu and S. Koyama and V. Lapoux and Y. Maeda and F. M. Marqués and T. Motobayashi and T. Miyazaki and T. Nakamura and N. Nakatsuka and Y. Nishio and A. Obertelli and K. Ogata and A. Ohkura and N. A. Orr and S. Ota and H. Otsu and T. Ozaki and V. Panin and S. Paschalis and E. C. Pollacco and S. Reichert and J. -Y. Roussé and A. T. Saito and S. Sakaguchi and M. Sako and C. Santamaria and M. Sasano and H. Sato and M. Shikata and Y. Shimizu and Y. Shindo and L. Stuhl and T. Sumikama and Y. L. Sun and M. Tabata and Y. Togano and J. Tsubota and Z. H. Yang and J. Yasuda and K. Yoneda and J. Zenihiro and T. Uesaka},
journal= {arXiv preprint arXiv:2010.04802},
year = {2020}
}
备注
19 pages, 4 figures. Accepted for Physical Review Letters