Monday, November 5, 2012

1211.0433 (Dmitry K. Gridnev)

The few-body universality is not exact for more than three particles    [PDF]

Dmitry K. Gridnev
In the literature it is conjectured that the ground state energies of three and four bosons are universally related for all pair-interactions given that two bosons have a zero energy resonance and no negative energy bound states. Here it is proved analytically that such relation cannot be exact.
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