推广的液滴模型对超重核288 115及其α衰变链性质的研究

来源 :高能物理与核物理 | 被引量 : 0次 | 上传用户：hegangcd2

【摘要】

：

运用推广的液滴模型来确定新核素288115及其α衰变链上核的衰变位垒,采用量子力学中处理α衰变的WKB方法,对该链上各原子核的α衰变半寿命进行了研究.计算结果表明推广的液滴

【作者】

：

张鸿飞陈宝秋马中玉左维李君清任秀宰

【机构】

：

中国科学院近代物理研究所,中国科学院研究生院,兰州重离子加速器国家实验室原子核理论中心,中国原子能科学研究院

【出处】

：

高能物理与核物理

【发表日期】

：

2004年期

【关键词】

：

推广的液滴模型 WKB方法超重核 α衰变半寿命

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运用推广的液滴模型来确定新核素288115及其α衰变链上核的衰变位垒,采用量子力学中处理α衰变的WKB方法,对该链上各原子核的α衰变半寿命进行了研究.计算结果表明推广的液滴模型结合WKB方法可以很好地在超重区符合α衰变半寿命的实验值.同时把推广的液滴模型的计算结果和采用密度相关的M3Y微观核力的结果做了详细的比较,宏观模型(推广的液滴模型)和微观模型(密度相关的M3Y微观核力)计算的α衰变半寿命以及实验值三者之间的符合是对新核素288115及其α衰变链上核半寿命很好的检验.

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推广的液滴模型对超重核288 115及其α衰变链性质的研究

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