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用复平均场和复剩余相互作用的壳模型理论，定性地讨论了反核子与原子核相互作用体系出现窄宽度结构的可能性。
The possible existence of the narrow width structures in the Antinucleon-Nucleussystem is discussed qualitatively by using complex shell model theory.
欧洲核子研究中心在过去的几个实验中都产生了反氢原子。
Antihydrogen atoms were produced in the past by several experiments at CERN.
几十年来，欧洲核子研究中心和其他地方的物理学家一直在想方设法克服反氢原子的这些局限。反氢原子由一个正电子与一个反质子构成，正电子绕反质子运行。
For decades, physicists at CERN and elsewhere have been trying to overcome these limitations with antihydrogen, which consists of a single positron orbiting a single antiproton.
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