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Identification of a K isomer in 252No

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Abstract.

A K isomer with a half-life of (110±10) ms at an excitation energy of 1254keV has been identified in the nucleus 252No . The isomer is interpreted as a two-quasineutron state with K π = 8- . The isotope 252No was produced in the fusion-evaporation reaction 206Pb(48Ca, 2n)252No . The experiment has been performed at the velocity filter SHIP of GSI Darmstadt.

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R. Krücken

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Sulignano, B., Heinz, S., Heßberger, F.P. et al. Identification of a K isomer in 252No . Eur. Phys. J. A 33, 327–331 (2007). https://doi.org/10.1140/epja/i2007-10469-3

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  • DOI: https://doi.org/10.1140/epja/i2007-10469-3

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