2 papers
gr-qc1998
Gas of wormholes: a possible ground state of Quantum Gravity
G. Preparata, R. Rovelli, S. -S. Xue
In order to gain insight into the possible Ground State of Quantized Einstein's Gravity, we have derived a variational calculation of the energy of the quantum gravitational field…
hep-th1997
On the Ground State of Quantum Gravity
S. Cacciatori, G. Preparata, S. Rovelli +2
In order to gain insight into the possible Ground State of Quantized Einstein's Gravity, we have devised a variational calculation of the energy of the quantum gravitational field…