The temperature dependence of the width of the giant-dipole resonance

被引:0
作者
Ormand, WE
Bortignon, PF
Broglia, RA
机构
[1] OAK RIDGE NATL LAB,DIV PHYS,OAK RIDGE,TN 37831
[2] UNIV MILAN,DIPARTIMENTO FIS,I-20133 MILAN,ITALY
[3] IST NAZL FIS NUCL,SEZ MILANO,I-20133 MILAN,ITALY
[4] NIELS BOHR INST,DK-2100 COPENHAGEN O,DENMARK
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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
The giant-dipole resonance (GDR) in Sn-120 and Pb-208 is studied as a function of excitation energy, angular momentum, and intrinsic width within the context of the adiabatic model. Theoretical evaluations of the full-width-at-half-maximum (FWHM) for the GDR strength function are compared with recent experimental data and are found to be in god agreement.
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页码:C57 / C62
页数:6
相关论文
共 28 条
[1]   STOCHASTIC APPROACH TO GIANT-DIPOLE RESONANCES IN HOT ROTATING NUCLEI [J].
ALHASSID, Y ;
BUSH, B .
PHYSICAL REVIEW LETTERS, 1989, 63 (22) :2452-2455
[2]   THE JACOBI TRANSITION AND THE GIANT-DIPOLE RESONANCE IN RAPIDLY ROTATING HOT NUCLEI [J].
ALHASSID, Y ;
WHELAN, N .
NUCLEAR PHYSICS A, 1993, 565 (02) :427-441
[3]   EFFECTS OF THERMAL FLUCTUATIONS ON GIANT-DIPOLE RESONANCES IN HOT ROTATING NUCLEI [J].
ALHASSID, Y ;
BUSH, B .
NUCLEAR PHYSICS A, 1990, 509 (03) :461-498
[4]  
ALHASSID Y, 1988, PHYS REV LETT, V61, P294
[5]  
Bohr A., 1975, Nuclear Structure, VII
[6]   DAMPING OF NUCLEAR-EXCITATIONS AT FINITE TEMPERATURE [J].
BORTIGNON, PF ;
BROGLIA, RA ;
BERTSCH, GF ;
PACHECO, J .
NUCLEAR PHYSICS A, 1986, 460 (02) :149-163
[7]   LIMITING TEMPERATURE FOR THE EXISTENCE OF COLLECTIVE MOTION IN HOT NUCLEI [J].
BORTIGNON, PF ;
BRACCO, A ;
BRINK, D ;
BROGLIA, RA .
PHYSICAL REVIEW LETTERS, 1991, 67 (24) :3360-3363
[8]  
BRACCO E, 1995, PHYS REV LETT, V74, P3748
[9]   THE STRUTINSKY METHOD AND ITS FOUNDATION FROM THE HARTREE-FOCK-BOGOLIUBOV APPROXIMATION AT FINITE TEMPERATURE [J].
BRACK, M ;
QUENTIN, P .
NUCLEAR PHYSICS A, 1981, 361 (01) :35-82
[10]   SEMI-PHENOMENOLOGICAL DESCRIPTION OF GIANT DIPOLE RESONANCE WIDTH [J].
CARLOS, P ;
BERGERE, R ;
BEIL, H ;
LEPRETRE, A ;
VEYSSIERE, A .
NUCLEAR PHYSICS A, 1974, 219 (01) :61-78