Phys. Rev. D 100, 054006 (2019) Arxiv link
Visible narrow cusp structure in Λ+c→pK−π+ enhanced by triangle singularity
Xiao-Hai Liu1, Gang Li2,4, Ju-Jun Xie3,5,6, and Qiang Zhao4,5,7
1.Center for Joint Quantum Studies and Department of Physics, School of Science, Tianjin University, Tianjin 300350, China
2.School of Physics and Engineering, Qufu Normal University, Shandong 273165, China
3.Institute of Modern Physics, Chinese Academy of Sciences, Lanzhou 730000, China
4.Institute of High Energy Physics and Theoretical Physics Center for Science Facilities, Chinese Academy of Sciences, Beijing 100049, China
5.School of Nuclear Science and Technology, University of Chinese Academy of Sciences, Beijing 100049, China
6.School of Physics and Engineering, Zhengzhou University, Zhengzhou, Henan 450001, China
7.Synergetic Innovation Center for Quantum Effects and Applications (SICQEA), Hunan Normal University, Changsha 410081, China