On the unitarity problem in space/time noncommutative theories

Dorothea Bahns, Sergio Doplicher, Klaus Fredenhagen, Gherardo Piacitelli
January 28, 2002
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.
open access link Phys.Lett.B533:178-181,2002
@article{Bahns:2002vm, author = "Bahns, D. and Doplicher, S. and Fredenhagen, K. and Piacitelli, Gherardo", title = "{On the Unitarity problem in space-time noncommutative theories}", journal = "Phys. Lett.", volume = "B533", year = "2002", pages = "178-181", doi = "10.1016/S0370-2693(02)01563-0", eprint = "hep-th/0201222", archivePrefix = "arXiv", primaryClass = "hep-th", reportNumber = "DESY-02-028", SLACcitation = "%%CITATION = HEP-TH/0201222;%%" }

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