Spin-flip M1 strengths in 208Pb

被引:0
|
作者
Shizuma, T. [1 ]
Hayakawa, T. [1 ]
Ohgaki, H. [2 ]
Toyokawa, H. [3 ]
Komatsubara, T. [4 ]
Kikuzawa, N. [1 ]
Tamii, A. [5 ]
Nakada, H. [6 ]
机构
[1] Japan Atom Energy Agcy, Kansai Photon Sci Inst, 8-1 Umemidai, Kizugawa, Kyoto 6190215, Japan
[2] Kyoto Univ, Inst Adv Energy, Uji, Kyoto 6110011, Japan
[3] Natl Inst Adv Ind Sci & Technol, Tsukuba, Ibaraki 3058568, Japan
[4] Univ Tsukuba, Inst Phys, Tsukuba, Ibaraki 3058571, Japan
[5] Osaka Univ, Res Ctr Nucl Phys, Osaka 5670047, Japan
[6] Chiba Univ, Grad Sch Sci, Dept Phys, Chiba 2638522, Japan
基金
加拿大自然科学与工程研究理事会;
关键词
Photon scattering experiments; laser Comptons photon beam; RESONANCE FLUORESCENCE EXPERIMENTS; NUCLEAR-STRUCTURE; MAGNETIC-MOMENTS; MATRIX-ELEMENTS; TRANSITIONS; SCATTERING; DIPOLE; ISOSCALAR; PHOTONS; MODES;
D O I
暂无
中图分类号
O59 [应用物理学];
学科分类号
摘要
Spin-flip M1 strength in Pb-208 has been measured in photon scattering experiments with a quasi-monochromatic, linearly polarized photon beam. The data resolve an M1 giant resonance into at least seven, possibly eight, discrete transitions at energies between 7.1 and 7.4 MeV below the neutron separation energy. The measured M1 strength in this region is found to be larger than the previous report. By comparing the data with a self-consistent RPA estimation using a semi-realistic interaction, a role of the tensor force is reconfirmed.
引用
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页码:297 / +
页数:2
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