arxiv ref: 1505.07018Title: A search for $t\bar{t}$ resonances using lepton-plus-jets events in proton-proton collisions at $\sqrt{s}$=8 TeV with the ATLAS detectorAuthors: ATLAS CollaborationNode: ALU-FRDFTTOFOMIFJ-PANUDURUGRESRs: ESR2Supervisor: BentvelsenBruckmanButterworthCarminatiFusterJakobsRichter-WasSchumacherWork Packages: WP1: Interpretation of DataMilestones: M1.3.1 Constraints on physics beyond the SM, distinction between different models