6. a) Mass spectrum of hot positively charged sodium clusters (T « 400 K). The magic clusters ...... E.K. Parks, B.J. Winter, T.D. Klots, and S.J. Riley, J. Chem. Phys. ..... S.L. Lai, J.Y. Guo, V. Petrova, G. Ramanath, and L.H. Allen, Phys. Rev. Lett.
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