A new lower bound on 4-body ground-state energies has been derived in terms of two-body binding energies in the unequal mass case. For simple power-law potentials, this bound is...
ISN-RA--96-97, Éditeur Inst. des Sciences Nucléaires, Grenoble-1 Univ., 38 (France) - 1-4 - 15/03/1997
http://www.iaea.org/inis/collection/NCLCollectionStore/_Public/30/020/30020587.pdf
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