Eur. Phys. J. A (2007) 32: 51-53
https://doi.org/10.1140/epja/i2007-10012-8

Regular Article - Nuclear Structure and Reactions

First hint on a change of the ²¹⁰Po alpha-decay half-life in the metal Cu

¹ Experimentalphysik III, Ruhr-Universität Bochum, Bochum, Germany
² University of Connecticut, Storrs, USA
³ Dipartimento di Scienze Ambientali, Seconda Università di Napoli, Caserta, Italy
⁴ INFN, Napoli, Italy
⁵ Chinese Institute of Atomic Energy, Beijing, China
⁶ School of Physics, University of Edinburgh, UK
⁷ Dynamitron-Tandem-Laboratorium, Ruhr-Universität Bochum, Bochum, Germany
⁸ Centro de Fisica Nuclear, Universidade de Lisboa, Portugal
⁹ Dipartimento di Scienze Fisiche, Università Federico II, Napoli, Italy
¹⁰ Fachhochschule Bielefeld, Bielefeld, Germany

^* e-mail: rolfs@ep3.rub.de

Received: 24 January 2007
Accepted: 15 March 2007
Published online: 10 April 2007

Abstract

In the metal Cu cooled to T = 12K the α-decay half-life of ²¹⁰Po nuclides, located inside the metal, was measured to be shorter by 6.3±1.4% compared to that at room temperature.