SPECTRUM OF GAMMA-RAYS CONNECTING SUPERDEFORMED AND NORMAL STATES IN HG-192

被引:58
作者
HENRY, RG
LAURITSEN, T
KHOO, TL
AHMAD, I
CARPENTER, MP
CROWELL, B
DOSSING, T
JANSSENS, RVF
HANNACHI, F
KORICHI, A
SCHUCK, C
AZAIEZ, F
BEAUSANG, CW
BERAUD, R
BOURGEOIS, C
CLARK, RM
DELONCLE, I
DUPRAT, J
GALL, B
HUBEL, H
JOYCE, MJ
KACI, M
LECOZ, Y
MEYER, M
PAUL, ES
PERRIN, N
POFFE, N
PORQUET, MG
REDON, N
SERGOLLE, H
SHARPEYSCHAFER, JF
SIMPSON, J
SMITH, AG
WADSWORTH, R
WILLSAU, P
机构
[1] CNRS,INST NATL PHYS NUCL & PHYS PARTICULES,CTR SPECTROMETRIE NUCL,F-91405 ORSAY,FRANCE
[2] CNRS,INST NATL PHYS NUCL & PHYS PARTICLES,INST PHYS NUCL,F-91405 ORSAY,FRANCE
[3] UNIV LIVERPOOL,LIVERPOOL L69 3BX,ENGLAND
[4] CNRS,INST NATL PHYS NUCL & PHYS PARTICULES,INST PHYS NUCL LYON,F-69622 VILLEURBANNE,FRANCE
[5] UNIV YORK,YORK YO1 5DD,N YORKSHIRE,ENGLAND
[6] UNIV BONN,INST STRAHLEN & KERNPHYS,D-53115 BONN,GERMANY
[7] SERC,DARESBURY LAB,WARRINGTON WA4 4AD,CHESHIRE,ENGLAND
[8] UNIV OXFORD,OXFORD,ENGLAND
关键词
D O I
10.1103/PhysRevLett.73.777
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The complete spectrum of gamma rays following the decay of superdeformed (SD) states in Hg-192 has been extracted. The spectrum, which comprises a quasicontinuous component and sharp lines, reveals the decay mechanism and defines the excitation energies of the SD band. The decay of SD states results from the coupling between a cold, ordered SD system with a hot, chaotic one with normal deformation.
引用
收藏
页码:777 / 781
页数:5
相关论文
共 23 条
[1]   LINKING TRANSITIONS FROM THE SUPERDEFORMED BAND IN EU143 [J].
ATAC, A ;
PIIPARINEN, M ;
HERSKIND, B ;
NYBERG, J ;
SLETTEN, G ;
DEANGELIS, G ;
FORBES, S ;
GJORUP, N ;
HAGEMANN, G ;
INGEBRETSEN, F ;
JENSEN, H ;
JERRESTAM, D ;
KUSAKARI, H ;
LIEDER, RM ;
MARTI, GV ;
MULLINS, S ;
SANTONOCITO, D ;
SCHNARE, H ;
STRAHLE, K ;
SUGAWARA, M ;
TJOM, PO ;
VIRTANEN, A ;
WADSWORTH, R .
PHYSICAL REVIEW LETTERS, 1993, 70 (08) :1069-1072
[2]   EUROBALL - LARGE GAMMA-RAY SPECTROMETERS THROUGH EUROPEAN COLLABORATIONS [J].
BECK, FA .
PROGRESS IN PARTICLE AND NUCLEAR PHYSICS, 1992, 28 :443-461
[3]   OBSERVATION OF SUPERDEFORMATION IN HG-192 [J].
BECKER, JA ;
ROY, N ;
HENRY, EA ;
DELEPLANQUE, MA ;
BEAUSANG, CW ;
DIAMOND, RM ;
DRAPER, JE ;
STEPHENS, FS ;
CIZEWSKI, JA ;
BRINKMAN, MJ .
PHYSICAL REVIEW C, 1990, 41 (01) :R9-R12
[4]   THE DOUBLE-HUMPED FISSION BARRIER [J].
BJORNHOLM, S ;
LYNN, JE .
REVIEWS OF MODERN PHYSICS, 1980, 52 (04) :725-931
[5]  
BOHIGAS O, 1988, ANNU REV NUCL PART S, V38, P421
[6]   QUADRUPOLE COLLECTIVE CORRELATIONS AND THE DEPOPULATION OF THE SUPERDEFORMED BANDS IN MERCURY [J].
BONCHE, P ;
DOBACZEWSKI, J ;
FLOCARD, H ;
HEENEN, PH ;
KRIEGER, SJ ;
MEYER, J ;
WEISS, MS .
NUCLEAR PHYSICS A, 1990, 519 (03) :509-520
[7]  
GALL B, IN PRESS Z PHYS
[8]  
HANNACHI F, IN PRESS
[9]   A NEW METHOD FOR MEASURING THE NEUTRON-INDUCED BACKGROUND IN BGO COMPTON-SUPPRESSED GE DETECTORS APPLIED TO IN-BEAM GAMMA-RAY STUDIES [J].
HOLZMANN, R ;
AHMAD, I ;
JANSSENS, RVF ;
KHOO, TL ;
RADFORD, DC ;
DRIGERT, MW ;
GARG, U .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1987, 260 (01) :153-156
[10]   EVOLUTION OF NUCLEAR-STRUCTURE WITH INCREASING SPIN AND INTERNAL EXCITATION-ENERGY IN DY-152 [J].
HOLZMANN, R ;
AHMAD, I ;
DICHTER, BK ;
EMLING, H ;
JANSSENS, RVF ;
KHOO, TL ;
MA, WC ;
DRIGERT, MW ;
GARG, U ;
RADFORD, DC ;
DALY, PJ ;
GRABOWSKI, Z ;
HELPPI, H ;
QUADER, M ;
TRZASKA, W .
PHYSICS LETTERS B, 1987, 195 (03) :321-325