α-decay properties of new neutron-deficient isotope 203Ac

A new isotope 203Ac was produced in the reaction 40Ca + 169Tm at beam energy of 226 MeV. One correlated α-decay chain was attributed to 203Ac. The α-particle energy and half-life were determined to be 8217(16) keV and 56−26+269 μs, respectively. The reduced α-decay width (δ2) of 203Ac was deduced to...

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Main Authors: J.G. Wang, Z.G. Gan, Z.Y. Zhang, M.H. Huang, L. Ma, M.M. Zhang, H.B. Yang, C.L. Yang, Y.H. Qiang, X.Y. Huang, Z. Zhao, S.Y. Xu, Z.C. Li, L.X. Chen, L.C. Sun, H. Zhou, X. Zhang, X.L. Wu, Y.L. Tian, Y.S. Wang, J.Y. Wang, W.X. Huang, M.L. Liu, Z.W. Lu, Y. He, Z.Z. Ren, S.G. Zhou, X.H. Zhou, H.S. Xu, V.K. Utyonkov, A.A. Voinov, Yu.S. Tsyganov, A.N. Polyakov
Format: Article
Language:English
Published: Elsevier 2024-03-01
Series:Physics Letters B
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Online Access:http://www.sciencedirect.com/science/article/pii/S0370269324000613