SIMBAD references

2007MNRAS.381L.104N - Mon. Not. R. Astron. Soc., 381, L104-L108 (2007/October-2)

Galaxy merging in modified Newtonian dynamics.

NIPOTI C., LONDRILLO P. and CIOTTI L.

Abstract (from CDS):

We present the results of N-body simulations of dissipationless galaxy merging in modified Newtonian dynamics (MOND). For comparison, we also studied Newtonian merging between galaxies embedded in dark matter haloes, with internal dynamics equivalent to the MOND systems. We found that the merging time-scales are significantly longer in MOND than in Newtonian gravity with dark matter, suggesting that observational evidence of rapid merging could be difficult to explain in MOND. However, when two galaxies eventually merge, the MOND merging end-product is hardly distinguishable from the final stellar distribution of an equivalent Newtonian merger with dark matter.

Abstract Copyright: 2007 The Authors. Journal compilation © 2007 RAS

Journal keyword(s): gravitation - stellar dynamics - galaxies: kinematics and dynamics

Simbad objects: 4

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