Time, vacuum energy, and the cosmological constant
arXiv:0906.5562 · doi:10.1142/S0218271809015928
Abstract
We describe a link between the cosmological constant problem and the problem of time in quantum gravity. This arises by examining the relationship between the cosmological constant and vacuum energy in light of non-perturbative formulations of quantum gravity.
5 pages. Honorable mention, Gravity Research Foundation Essay Awards (2009)