On the unitarity problem in space/time noncommutative theories
High Energy Physics - Theory
2009-01-27 v2 Quantum Algebra
Abstract
It is shown that the violation of unitarity observed in space/time noncommutative field theories is due to an improper definition of quantum field theory on noncommutative spacetime.
Cite
@article{arxiv.hep-th/0201222,
title = {On the unitarity problem in space/time noncommutative theories},
author = {D. Bahns and S. Doplicher and K. Fredenhagen and G. Piacitelli},
journal= {arXiv preprint arXiv:hep-th/0201222},
year = {2009}
}
Comments
7 pages; typos corrected, sign convention changed on p.2