110 citations · 155 across the 3 of their papers we have counts for
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astro-ph2003
Testing the Cosmological Constant as a Candidate for Dark Energy
Jan Kratochvil, Andrei Linde, Eric V. Linder +1
It may be difficult to single out the best model of dark energy on the basis of the existing and planned cosmological observations, because many different models can lead to simila…
astro-ph2003
Observational Bounds on Cosmic Doomsday
Renata Kallosh, Jan Kratochvil, Andrei Linde +2
Recently it was found, in a broad class of models, that the dark energy density may change its sign during the evolution of the universe. This may lead to a global collapse of the…