First observation of excited states in 114 Cs : Spectroscopy of the yrast ν ( h 11 / 2 ) ⊗ π ( h 11 / 2 ) band

First observation of excited states in 114Cs: Spectroscopy of the yrast ν(h11/2) ⊗ π(h11/2) band J. F. Smith,1,∗ A. M. Fletcher,1 C. J. Chiara,2,3 M. P. Carpenter,4 H. J. Chantler,5 C. N. Davids,4 J. L. Durell,1 D. B. Fossan,2 S. J. Freeman,1 R. V. F. Janssens,4 T. Koike,2 F. G. Kondev,4 D. R. LaFosse,2 J. C. Lisle,1 D. Patel,1 E. S. Paul,5 W. Reviol,3 D. G. Sarantites,3 D. Seweryniak,4 K. Starosta,2,† R. Wadsworth,6 and A. N. Wilson6,‡ 1Schuster Laboratory, University of Manchester, Manchester M13 9PL, United Kingdom 2Department of Physics and Astronomy, State University of New York at Stony Brook, Stony Brook, New York 11794-3800, USA 3Department of Chemistry, Washington University, St. Louis, Missouri 63130, USA 4Argonne National Laboratory, Argonne, Illinois 60439, USA 5Oliver Lodge Laboratory, University of Liverpool, Liverpool L69 7ZE, United Kingdom 6Department of Physics, University of York, Heslington, York YO10 5DD, United Kingdom (Received 20 January 2006; published 8 June 2006)