EPJ Web of Conferences 20, 04006 (2012)
https://doi.org/10.1051/epjconf/20122004006

Five-body Cluster Structure of the double Λ hypernucleus ¹¹_ΛΛBe

Nishina Center for Accelerator-Based Science, Institute for Physical and Chemical Research (RIKEN), Wako 351-0198, Japan

^a e-mail: hiyama@riken.jp

Abstract

Energy levels of the double Λ hypernucleus, ¹¹_ΛΛBe are calculated within the framework of an ααnΛΛ five-body model. By comparing our results and recent observed data at KEK-E373 experiment, the Hida event, we suceeded in interpreting as an observation of the ground state of the ¹¹_ΛΛBe.