介绍了质子晕研究在理论和实验方面的最新进展, 着重讨论了2s1d壳的晕核结构和不同理论模型预示26~28P和27~29S中质子晕的存在, 最近的实验证实了26~28P核存在一个质子晕. 最后简要讨论了质子晕形成的条件.
参考文献
[1] | Tanihat I. Neutron Halo Nuclei [J]. J Phys, 1996, G 22: 157~198. |
[2] | Gupta P K, Kumar S, Scheid W. Neutron-halo Structure of Light Nuclei at the Neutron-drip Line [J]. J Phys Nucl Part Phys, 1995, G21: L27~30. |
[3] | Minamisono T, Ohtsubo T, Minami I et al. Proton Halo of 8B Disclosed by Its Giant Quadrupole Moment [J]. Phys Rev Lett, 1992, 69: 2 058~2 061. |
[4] | Warner R E, Kelley J H, Zecher P et al. Evidence for a Halo in 8B: Enhanced total reaction cross sections at 20 to 60 MeV/nucleus [J]. Phys Rev, 1995, C52: R1 166~1 170. |
[5] | Schwab W, Geissel H, Lenske H et al. Observation of a Proton Halo in 8B [J]. Z Phys, 1995, A350: 283~284. |
[6] | Obuti M M, Kobayashi T, Hirata D et al. Interacton Cross Section and Interaction Radius of the 8B Nucleus [J]. Nucl Phys, 1996, A609: 74~90. |
[7] | Negoita F, Borcea C, Carstoiu F. 8B Proton Halo via Reaction and Breakup Cross Section Measurements [J]. Phys Rev, 1996, C54: 1 787~1 797. |
[8] | Ring P. Relativistic Mean Field Theory in Finite Nuclei [J]. Prog Part Nucl Phys, 1996, 37: 193~263. |
[9] | Ma Zhong-yu, Speth J, Krewald S et al. Hypernuclei with Meson-exchange Hyperon-nucleon Interaction [J]. Nucl Phys, 1996, A608: 305~315. |
[10] | Ren Zhong-zhou, Chen Bao-qiu, Ma Zhong-yu et al. One-proton Halo in 26P and Two-proton Halo in 27S [J]. Phys Rev, 1996, C53: R572~575. |
[11] | Chen Bao-qiu, Ma Zhong-yu, Giümmer F et al. Relativistic Mean-field Theory Study of Proton Halos in the 2s1d Shell [J]. J Phys, 1997, G24: 97~105; 陈宝秋. 丰质子核性质的研究. 高能物理与核物理, 1999, 23(9): 673~677. |
[12] | Brown B A, Hansen P G. Proton Halos in the ls0d Shell [J]. Phys Lett, 1996, B381: 391~396. |
[13] | Ren Zhong-zhou, Otsuka T, Sakurai H et al. Skyrme-Hartree-Fock Approach to Proton Halos in 26P and 27S [J]. J Phys, 1996, G22: 597~602. |
[14] | Navin A, Bazin D, Brown B A et al. Spectroscopy of Radioactive Beam from Sigle-nucleon Knockout Reactions: Application to the s d shell nuclei 25Al and 26~28P [J]. Phys Rev Lett, 1998, 81: 5 089~5 096. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%