Europhys. Lett.
Volume 75, Number 4, August 2006
Page(s) 542 - 547
Section The physics of elementary particles and fields
Published online 12 July 2006
Europhys. Lett., 75 (4), pp. 542-547 (2006)
DOI: 10.1209/epl/i2006-10149-x

Noncommutative black-body radiation: Implications on cosmic microwave background

A. H. Fatollahi1 and M. Hajirahimi2

1  Mathematical Physics Group, Department of Physics, Alzahra University P. O. Box 19938, Tehran 91167, Iran
2  Institute for Advanced Studies in Basic Sciences (IASBS) P. O. Box 45195, Zanjan 1159, Iran

received 17 March 2006; accepted in final form 27 June 2006
published online 12 July 2006

Including loop corrections, black-body radiation in noncommutative space is anisotropic. A direct implication of possible space noncommutativity on the cosmic microwave background map is argued.

11.10.Nx - Noncommutative field theory.
11.10.Wx - Finite-temperature field theory.
98.70.Vc - Unidentified sources of radiation outside the Solar System: Background radiation.

© EDP Sciences 2006