SPECTROSCOPY OF PB-186 WITH MASS IDENTIFICATION

被引:65
作者
BAXTER, AM
BYRNE, AP
DRACOULIS, GD
JANSSENS, RVF
BEARDEN, IG
HENRY, RG
NISIUS, D
DAVIDS, CN
KHOO, TL
LAURITSEN, T
PENTTILA, H
HENDERSON, DJ
CARPENTER, MP
机构
[1] AUSTRALIAN NATL UNIV, DEPT NUCL PHYS, RSPHYSSE, CANBERRA, ACT 0200, AUSTRALIA
[2] ARGONNE NATL LAB, DIV PHYS, ARGONNE, IL 60439 USA
来源
PHYSICAL REVIEW C | 1993年 / 48卷 / 05期
关键词
D O I
10.1103/PhysRevC.48.R2140
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
Transitions in the very neutron-deficient isotope 186Pb have been identified in mass-gated, recoil-gamma, and recoil-gamma-gamma coincidence data obtained with a fragment mass analyzer and Compton-suppressed Ge-detector array. The results of the present work confirm and extend a band of levels tentatively proposed in earlier work done elsewhere, and provide a definitive mass assignment of the observed transitions. The band observed in 186Pb bears a very close resemblance to the yrast band in the isotone 184Hg, supporting the view that the 186Pb band is built upon a prolate structure.
引用
收藏
页码:R2140 / R2143
页数:4
相关论文
共 12 条
  • [1] SHAPE COEXISTENCE IN THE NEUTRON DEFICIENT PB ISOTOPES AND THE CONFIGURATION-CONSTRAINED SHELL CORRECTION APPROACH
    BENGTSSON, R
    NAZAREWICZ, W
    [J]. ZEITSCHRIFT FUR PHYSIK A-HADRONS AND NUCLEI, 1989, 334 (03): : 269 - 276
  • [2] THE ARGONNE FRAGMENT MASS ANALYZER
    DAVIDS, CN
    LARSON, JD
    [J]. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 1989, 40-1 : 1224 - 1228
  • [3] STARTUP OF THE FRAGMENT MASS ANALYZER AT ATLAS
    DAVIDS, CN
    BACK, BB
    BINDRA, K
    HENDERSON, DJ
    KUTSCHERA, W
    LAURITSEN, T
    NAGAME, Y
    SUGATHAN, P
    RAMAYYA, AV
    WALTERS, WB
    [J]. NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS, 1992, 70 (1-4) : 358 - 365
  • [4] EVIDENCE FOR LOW-LYING PROLATE BANDS IN PB-188 AND PB-186
    HEESE, J
    MAIER, KH
    GRAWE, H
    GREBOSZ, J
    KLUGE, H
    MECZYNSKI, W
    SCHRAMM, M
    SCHUBART, R
    SPOHR, K
    STYCZEN, J
    [J]. PHYSICS LETTERS B, 1993, 302 (04) : 390 - 395
  • [5] EVIDENCE FOR PREDICTED LEVEL-CROSSINGS IN PI-H9/2 BY NU-I13/2 BANDS IN VERY NEUTRON-DEFICIENT, DOUBLY ODD TL ISOTOPES
    KREINER, AJ
    BAKTASH, C
    BERMUDEZ, GG
    [J]. PHYSICAL REVIEW LETTERS, 1981, 47 (24) : 1709 - 1712
  • [6] LANE GJ, COMMUNICATION
  • [7] THE STRUCTURE OF HIGH-SPIN STATES IN HG-184 AND HG-186
    MA, WC
    RAMAYYA, AV
    HAMILTON, JH
    ROBINSON, SJ
    COLE, JD
    ZGANJAR, EF
    SPEJEWSKI, EH
    BENGTSSON, R
    NAZAREWICZ, W
    ZHANG, JY
    [J]. PHYSICS LETTERS B, 1986, 167 (03) : 277 - 282
  • [8] 1ST EVIDENCE FOR STATES IN HG NUCLEI WITH DEFORMATIONS BETWEEN NORMAL AND SUPER DEFORMATION
    MA, WC
    HAMILTON, JH
    RAMAYYA, AV
    CHATURVEDI, L
    DENG, JK
    GAO, WB
    JIANG, YR
    KORMICKI, J
    ZHAO, XW
    JOHNSON, NR
    GARRETT, JD
    LEE, IY
    BAKTASH, C
    MCGOWAN, FK
    NAZAREWICZ, W
    WYSS, R
    [J]. PHYSICAL REVIEW C, 1993, 47 (01): : R5 - R8
  • [9] PREDICTION ON SHAPE TRANSITIONS IN VERY NEUTRON-DEFICIENT EVEN-MASS ISOTOPES IN LEAD REGION
    MAY, FR
    PASHKEVICH, VV
    FRAUENDORF, S
    [J]. PHYSICS LETTERS B, 1977, 68 (02) : 113 - 116
  • [10] VARIETY OF SHAPES IN THE MERCURY AND LEAD ISOTOPES
    NAZAREWICZ, W
    [J]. PHYSICS LETTERS B, 1993, 305 (03) : 195 - 201