相对论平均场理论中Zr同位素链壳修正的微观研究

来源 :中国科学:物理学 力学 天文学 | 被引量 : 0次 | 上传用户:liongliong586
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基于轴对称形变约束的相对论平均场理论,考虑微观质心修正,计算了Zr同位素链偶偶核的位能曲面,并利用Strutinsky壳修正方法从相应的单粒子能级中提取了壳修正能量,研究了Zr同位素链的壳结构变化.结果表明,形变约束的相对论平均场理论能很好地描述Zr同位素链的基态性质.Zr同位素链壳修正能量显示出明显的壳效应,随中子数变化有较强的同位旋依赖性;同时,Zr同位素链壳修正能量具有复杂的形变依赖性,对稳定形变原子核的形成有重要的作用.
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