scholarly journals Renormalization of the energy–momentum tensor in noncommutative complex scalar field theory

2004 ◽  
Vol 693 (1-3) ◽  
pp. 51-75 ◽  
Author(s):  
S. Bellucci ◽  
I.L. Buchbinder ◽  
V.A. Krykhtin
2021 ◽  
Author(s):  
Kai Zhou ◽  
Gergely Endrodi ◽  
Long-Gang Pang ◽  
Horst Stoecker

2021 ◽  
Vol 1005 ◽  
pp. 121847
Author(s):  
Kai Zhou ◽  
Gergely Endrődi ◽  
Long-Gang Pang ◽  
Horst Stöcker

2016 ◽  
Author(s):  
Susanne Ehret ◽  
Francesco Capponi ◽  
Antonio Rago ◽  
Luigi Del Debbio ◽  
Roberto Pellegrini

2016 ◽  
Vol 25 (05) ◽  
pp. 1650053 ◽  
Author(s):  
Flavio Mercati

I introduce in [Formula: see text]-Minkowski noncommutative spacetime the basic tools of quantum differential geometry, namely bicovariant differential calculus, Lie and inner derivatives, the integral, the Hodge-[Formula: see text] and the metric. I show the relevance of these tools for field theory with an application to complex scalar field, for which I am able to identify a vector-valued four-form which generalizes the energy–momentum tensor. Its closedness is proved, expressing in a covariant form the conservation of energy–momentum.


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