Eur. Phys. J. A (2005) 25: 125-126
https://doi.org/10.1140/epjad/i2005-06-169-x

ENAM 2004

Discovery of a new 2.3 s isomer in neutron-rich ¹⁷⁴Tm

¹ TRIUMF, 4004 Wesbrook Mall, V6T 2A3, Vancouver, Canada
² Department of Physics, University of Surrey, GU2 7XH, Guildford, UK
³ Lawrence Livermore National Laboratory, 94550-9234, Livermore, CA, USA
⁴ Department of Physics, University of Guelph, NIG 2W1, Ontario, Canada
⁵ GSI, 642901, Darmstadt, Germany
⁶ Department of Physics and Astronomy, Louisiana State University, 70803, Baton Rouge, LA, USA

^* e-mail: rsc1@triumf.ca

Received: 23 November 2004
Accepted: 18 February 2005
Published online: 7 July 2005

Abstract

A new program of K-isomer research has been initiated with the 8π spectrometer sited at the ISAC facility of TRIUMF. We discuss in this paper the identification of a new 2.3 s isomer in ¹⁷⁴Tm and its implications.