TY - JOUR AU - Aguilar Saavedra, Juan Antonio AU - PĂ©rez-Victoria, Manuel PY - 2011 SN - 0370--2693 UR - http://hdl.handle.net/10481/30532 AB - We study different profiles of the distribution of the top forward-backward asymmetry, depending on the invariant mass of the t tbar pair. We show that they can be reproduced by one or more light colour octets, while keeping moderate departures of the... LA - eng PB - Elsevier KW - Top quark KW - Forward-backward (FB) KW - Asymmetry KW - Tevatron TI - Shaping the top asymmetry ER -