CERN Accelerating science

Article
Title Gamow-Teller and Fermi decay of N=Z nuclei above A=70
Author(s) Dessagne, P ; Applebe, D ; Axelsson, L ; Blank, B ; García-Borge, M J ; Bruce, A M ; Catford, W N ; Chandler, C ; Clark, R M ; Cullen, D M ; Czajkowski, S ; Daugas, J M ; Fleury, A ; Frankland, J D ; Garces-Narro, J ; Gelletly, W ; Giovinazzo, J ; Greenhalgh, B J ; Grzywacz, R ; Harder, M K ; Huck, A ; Jokinen, A ; Jones, K L ; Kelsall, N ; Knipper, A ; Kszczot, T ; Lewitowicz, M ; Longour, C ; Miehé, C ; Page, R D ; Pearson, C J ; Piqueras, I ; Ramdhane, M ; Rauch, V ; Reed, A T ; Regan, P H ; Sorlin, O ; Tengblad, O ; Wadsworth, R
Affiliation (Univ Louis Pasteur)
Publication 1999
In: Conference on Experimental Nuclear Physics in Europe : Facing the Next Millennium, Seville, Spain, 21 - 26 Jun 1999, pp.79-82
Subject category Nuclear Physics - Experiment
Accelerator/Facility, Experiment CERN ISOLDE
Abstract The study of the beta decay of some N=Z nuclei in the A=70 mass range have been performed using the GANIL and CERN/ISOLDE facilities. The fast decays of three T/sub x/=0 odd-odd nuclei have been measured for the first time which extend the number of superallowed transitions. Information has been obtained on the Gamow Teller strength distribution in the beta /sup +/-EC decay of two even-even N=Z isotopes /sup 76/Sr and /sup 72/Kr. Results are compared with theoretical predictions giving indication about the shape of the ground state of the parent nucleus. (17 refs).



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