Zentralinstitut für Kernforschung Rossendorf, 8051, Dresden, GDR
Research Institute of Physics, S-10405, Stockholm, Sweden
Abstract:
A shape transition from a probably asymmetric shape at low excitation to a more axial-symmetric shape above 21/2+ has been found in 81Kr. This shape change and the drastic increase of the M1 transition probabilities above spin 21/2 are attributed to the alignment of two g9/2 protons.