On the unitarity problem in space/time noncommutative theories

By D. Bahns, S. Doplicher, K. Fredenhagen, G. Piacitelli. 2002

183 citations recorded by the source corpus.

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.

Subfields: Mathematical Physics, Nuclear and High Energy Physics, Statistical and Nonlinear Physics

View Paper: https://www.semanticscholar.org/paper/de925c0aaa6e68b8c3d6236d0ad6b4d83a702a92

How researchers see this paper

The researchers whose trusted networks rank it highest, strongest advocate first. Every researcher gets a different order.

In Mathematical Physics

1. S. J. Tongeren
2. J. Gracia-Bond́ıa
3. V. Gayral

In Nuclear and High Energy Physics

1. S. J. Tongeren
2. David Osten

In Statistical and Nonlinear Physics

1. S. J. Tongeren
2. J. Gracia-Bond́ıa
3. V. Gayral
4. David Osten

Citations in the corpus

• Moyal Planes are Spectral Triples (2003, background): “These two approaches clash [3], and there is the distinct possibility that both fail to make sense.”
• Yang-Baxter deformations, AdS/CFT, and twist-noncommutative gauge theory (2015, background): “We believe this singularity may be an indication that our considerations break down, or may be the counterpart to fundamental problems with a naively constructed dual field theory, though we should note that it is apparently possible to formulate unitary field theories with noncommutativity involvin”