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High-spin structure of 121Xe: Triaxiality and band termination

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High-spin structure of 121Xe: Triaxiality and band termination. / Timar, J.; Simpson, J.; Paul, E.S. et al.
In: Journal of Physics G: Nuclear and Particle Physics, Vol. 21, No. 6, 1995, p. 783-802.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Timar, J, Simpson, J, Paul, ES, Araddad, S, Beausang, CW, Bentley, MA, Joyce, MJ & Sharpey-Schafer, JF 1995, 'High-spin structure of 121Xe: Triaxiality and band termination', Journal of Physics G: Nuclear and Particle Physics, vol. 21, no. 6, pp. 783-802. https://doi.org/10.1088/0954-3899/21/6/008

APA

Timar, J., Simpson, J., Paul, E. S., Araddad, S., Beausang, C. W., Bentley, M. A., Joyce, M. J., & Sharpey-Schafer, J. F. (1995). High-spin structure of 121Xe: Triaxiality and band termination. Journal of Physics G: Nuclear and Particle Physics, 21(6), 783-802. https://doi.org/10.1088/0954-3899/21/6/008

Vancouver

Timar J, Simpson J, Paul ES, Araddad S, Beausang CW, Bentley MA et al. High-spin structure of 121Xe: Triaxiality and band termination. Journal of Physics G: Nuclear and Particle Physics. 1995;21(6):783-802. doi: 10.1088/0954-3899/21/6/008

Author

Timar, J. ; Simpson, J. ; Paul, E.S. et al. / High-spin structure of 121Xe: Triaxiality and band termination. In: Journal of Physics G: Nuclear and Particle Physics. 1995 ; Vol. 21, No. 6. pp. 783-802.

Bibtex

@article{68f76ab7bce342ca8912f1b7e11bee51,
title = "High-spin structure of 121Xe: Triaxiality and band termination",
abstract = "High-spin states of the odd-neutron 121Xe nucleus have been studied with Eurogam using the 96Zr(30Si,5n)121Xe fusion-evaporation reaction. The level scheme has been extended up to 67/2h(cross) and an excitation energy of approximately 14 MeV. Several new rotational bands have been observed and the previously known bands extended. Two of the bands lose their regular character at high spins, which may be interpreted as a transition from collective behaviour to a regime of noncollective oblate states. The deduced high-spin structure is compared with Woods-Saxon TRS cranking and CSM calculations. Configurations of the bands have been suggested on the basis of the measured routhians, aligned angular momenta and B(M1)/B(E2) ratios. The yrast nu h(cross)11/2 band is interpreted as having a triaxial shape. Neutron (h(cross)11/2)2 alignments have been found at the frequencies predicted by the TRS and CSM calculations. The B(M1)/B(E2) ratios for one of the bands show deviation from the predictions of the geometrical model. Enhanced E1 transitions have been observed between bands built on nu d5/2 and nu h(cross)11/2 orbitals.",
author = "J. Timar and J. Simpson and E.S. Paul and S. Araddad and C.W. Beausang and M.A. Bentley and M.J. Joyce and J.F. Sharpey-Schafer",
year = "1995",
doi = "10.1088/0954-3899/21/6/008",
language = "English",
volume = "21",
pages = "783--802",
journal = "Journal of Physics G: Nuclear and Particle Physics",
issn = "0954-3899",
publisher = "IOP Publishing Ltd.",
number = "6",

}

RIS

TY - JOUR

T1 - High-spin structure of 121Xe: Triaxiality and band termination

AU - Timar, J.

AU - Simpson, J.

AU - Paul, E.S.

AU - Araddad, S.

AU - Beausang, C.W.

AU - Bentley, M.A.

AU - Joyce, M.J.

AU - Sharpey-Schafer, J.F.

PY - 1995

Y1 - 1995

N2 - High-spin states of the odd-neutron 121Xe nucleus have been studied with Eurogam using the 96Zr(30Si,5n)121Xe fusion-evaporation reaction. The level scheme has been extended up to 67/2h(cross) and an excitation energy of approximately 14 MeV. Several new rotational bands have been observed and the previously known bands extended. Two of the bands lose their regular character at high spins, which may be interpreted as a transition from collective behaviour to a regime of noncollective oblate states. The deduced high-spin structure is compared with Woods-Saxon TRS cranking and CSM calculations. Configurations of the bands have been suggested on the basis of the measured routhians, aligned angular momenta and B(M1)/B(E2) ratios. The yrast nu h(cross)11/2 band is interpreted as having a triaxial shape. Neutron (h(cross)11/2)2 alignments have been found at the frequencies predicted by the TRS and CSM calculations. The B(M1)/B(E2) ratios for one of the bands show deviation from the predictions of the geometrical model. Enhanced E1 transitions have been observed between bands built on nu d5/2 and nu h(cross)11/2 orbitals.

AB - High-spin states of the odd-neutron 121Xe nucleus have been studied with Eurogam using the 96Zr(30Si,5n)121Xe fusion-evaporation reaction. The level scheme has been extended up to 67/2h(cross) and an excitation energy of approximately 14 MeV. Several new rotational bands have been observed and the previously known bands extended. Two of the bands lose their regular character at high spins, which may be interpreted as a transition from collective behaviour to a regime of noncollective oblate states. The deduced high-spin structure is compared with Woods-Saxon TRS cranking and CSM calculations. Configurations of the bands have been suggested on the basis of the measured routhians, aligned angular momenta and B(M1)/B(E2) ratios. The yrast nu h(cross)11/2 band is interpreted as having a triaxial shape. Neutron (h(cross)11/2)2 alignments have been found at the frequencies predicted by the TRS and CSM calculations. The B(M1)/B(E2) ratios for one of the bands show deviation from the predictions of the geometrical model. Enhanced E1 transitions have been observed between bands built on nu d5/2 and nu h(cross)11/2 orbitals.

U2 - 10.1088/0954-3899/21/6/008

DO - 10.1088/0954-3899/21/6/008

M3 - Journal article

VL - 21

SP - 783

EP - 802

JO - Journal of Physics G: Nuclear and Particle Physics

JF - Journal of Physics G: Nuclear and Particle Physics

SN - 0954-3899

IS - 6

ER -