A Cosmological Constant That is Too Small
/ Authors
/ Abstract
We construct a vacuum of string theory in which the magnitude of the vacuum energy is < 10−123 in Planck units. Regrettably, the sign of the vacuum energy is negative, and some supersymmetry remains unbroken. ar X iv :2 10 7. 09 06 5v 1 [ he pth ] 1 9 Ju l 2 02 1