308 citations · 1.4k across the 31 of their papers we have counts for
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hep-th2002★ 35 cited
Removing Singularities
Shmuel Elitzur, Amit Giveon, Eliezer Rabinovici
Big bang/crunch curvature singularities in exact CFT string backgrounds can be removed by turning on gauge fields. This is described within a family of {SL(2)xSU(2)xU(1)_x}/{U(1)xU…
hep-th2002★ 152 cited
From Big Bang to Big Crunch and Beyond
S. Elitzur, A. Giveon, D. Kutasov +1
We study a quotient Conformal Field Theory, which describes a 3+1 dimensional cosmological spacetime. Part of this spacetime is the Nappi-Witten (NW) universe, which starts at a ``…