质量数A≈125的热核GDR特性的研究

1.中国科学院近代物理研究所甘肃兰州 730000

2.INFN-LNS, 44 Via S.Sofia, I-95123 Catania, Italy

3.Institute de Physique Nucleaire, N2P3-CNRS-F-91046 Orsay, France

4.INFN-LNS, 44 Via S.Sofia, I-95123 Catania, Italy

5.INFN-LNS, 44 Via S.Sofia, I-95123 Catania, Italy

6.INFN-LNS, 44 Via S.Sofia, I-95123 Catania, Italy

7.Dipartimento di Fisica dell'Università di Catania, Italy

8.INFN-LNS, 44 Via S.Sofia, I-95123 Catania, Italy

9.Institute de Physique Nucleaire, N2P3-CNRS-F-91046 Orsay, France

10.INFN-LNS, 44 Via S.Sofia, I-95123 Catania, Italy

11.INFN-LNS, 44 Via S.Sofia, I-95123 Catania, Italy

12.Institute de Physique Nucleaire, N2P3-CNRS-F-91046 Orsay, France

13.Institute de Physique Nucleaire, N2P3-CNRS-F-91046 Orsay, France

14.INFN-LNS, 44 Via S.Sofia, I-95123 Catania, Italy

15.INFN-LNS, 44 Via S.Sofia, I-95123 Catania, Italy;Dipartimento di Fisica dell'Università di Catania, Italy

16.INFN-LNS, 44 Via S.Sofia, I-95123 Catania, Italy

基金项目: 国家自然科学基金(10275082)

Study of GDR Properties in Hot Nuclei of Mass A≈125

简单介绍了利用LNS的回旋加速器产生的116Sn束轰击12C和24Mg靶的实验装置以及实验过程.该实验通过MEDEA探测器测量了由全熔合与非全熔合反应产生的较低激发能区(160-300 MeV)质量数A≈125的热核的巨偶极共振特性, 比较了不同靶子、不同束流能量时巨偶极共振的γ产额的变化.

[1]	Saumijiarvi T, Blumenfeld Y, Piattelli P, et al. Phys Rev, 1996, C53(5): 2 258.
[2]	Migneco E, Agodi C, Alba R, et al. Nucl Instr and Meth, 1992, A314: 31.
[3]	Bellia G, Finocchiaro P, Loukachine K, et al. IEEE Transactions on Nuclear Science, 1996, 43(3): 1 737.
[4]	Agodi C, Alba R, Bellia G, et al. Nucl Instr and Meth, 1988, A269: 595.

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