4 citations · 6 across the 3 of their papers we have counts for
Showing hep-thShow all
2 papers · 1 filter
hep-th1996
Some remarks on 't Hooft's S-matrix for black holes
N. Itzhaki
We discuss the limitations of 't Hooft's proposal for the black hole S-matrix. We find that the validity of the S-matrix implies violation of the semi-classical approximation at sc…
hep-th1994
Coordinate System In Quantum Gravity
N. Itzhaki
We discuss a Gedanken experiment in which we construct a physical coordinate system which covers the universe. Using general properties of quantum gravity we find that the minimum…