Abstract
Abstract
The mean lives and excitation energies of the lowest six levels of 27Si were measured by means of the 28Si(, αγ)27Si reaction. Coincidence Doppler-shift attenuation measurements lead to mean lives of τm = 2200±400, 56±12, 16±8, < 10 and 79±11 fs for the 27Si levels at E× = 0.96, 2.17,
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