Interactions in Barred Galaxies: Effects of a Companion on the Bar Pattern Speed

Puerari, Ivânio ; Pfenniger, Daniel

In: Proceedings of the International Astronomical Union, 2006, vol. 2, no. S235, p. 236-236

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    We study the effects of a companion in a parabolic co-planar orbit on the bar pattern speed. Unlike previous simulations, we use fully self-consistent 3D N-body simulations with live haloes, which are known to be important for bar evolution