ΔI=2 Energy Staggering in Superdeformed Bands in <SUP>149</SUP>Gd(b1) and <SUP>153</SUP>Dy(b1)

Xing Zheng; Chen Xingqu; Wang Xiaochun

Chinese Physics C> 1997, Vol. 21> Issue(11) : 1041-1045

ΔI=2 Energy Staggering in Superdeformed Bands in ¹⁴⁹Gd(b1) and ¹⁵³Dy(b1)

Department of Modern Physics, Lanzhou University, Lanzhou 730000

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Abstract：
The particle-rotor model is applied to describe the odd A superdeformed nuclear states in A～150 mass region. The calculated ΔI=2 Staggering in superdeformed bands in ¹⁴⁹Gd(bl) and ¹⁵³Dy(bl) is compared with the observed data for the first time.

References

[1]

S. Flibotte et al., Phys. Rev. Lett., 71(1993)4299.[2]B. Cederwall et a l , Phys Lett., B346(1995)244.[3]B. Cederwall et al., Phys Rev. Lett.. 72(1994)3150.[4]A. T. Semple et al., Phys Rev. Lett., 76(1996)3671.[5]I . Hamamoto, B. R Mottelson, Phys. Lett., B333(1994)294.[6]A. 0. Macch~avelle~t al., Phys. Rev., C51(1995)460.[7]Y. Sun et al., Phys. Rev. Lett., 75(1995)3398; Phys. Rev., C52(1995)2844.[8]邢正、王晓春、陈星蕖，中国科学，A26(1996)939.[9]X. Q. Chen, Z. Xing, J. Phys., G19(1993)1869.[10]S. E. Larsson et al., Nucl. Phys., A307(1978)189.br[11]邢。陈星蕖，高能物理与核物理，15(1991)1020[12]陈星蕖、邢正，A24(1994)1182.[13]陈星蕖邢正，高能物理与核物理，18(1994)256.[14]I. Ragnarsson, Nucl. Phys., A557(1993)166c.[15]I . Hamamoto, B. R Mottelson, Phys. Sripta, T56(1995)27.

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Xing Zheng, Chen Xingqu and Wang Xiaochun. ΔI=2 Energy Staggering in Superdeformed Bands in ¹⁴⁹Gd(b1) and ¹⁵³Dy(b1)[J]. Chinese Physics C, 1997, 21(11): 1041-1045.

Xing Zheng, Chen Xingqu and Wang Xiaochun. ΔI=2 Energy Staggering in Superdeformed Bands in ¹⁴⁹Gd(b1) and ¹⁵³Dy(b1)[J]. Chinese Physics C, 1997, 21(11): 1041-1045. shu

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Received: 1900-01-01
Revised: 1900-01-01

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沈阳化工大学材料科学与工程学院沈阳 110142

ΔI=2 Energy Staggering in Superdeformed Bands in ¹⁴⁹Gd(b1) and ¹⁵³Dy(b1)

Corresponding author: Xing Zheng,

Department of Modern Physics, Lanzhou University, Lanzhou 730000

Received Date: 1900-01-01
Accepted Date: 1900-01-01
Available Online: 1997-11-05

Abstract: The particle-rotor model is applied to describe the odd A superdeformed nuclear states in A～150 mass region. The calculated ΔI=2 Staggering in superdeformed bands in ¹⁴⁹Gd(bl) and ¹⁵³Dy(bl) is compared with the observed data for the first time.