{"@context":"http://schema.org","@id":"https://doi.org/10.17182/hepdata.141537.v1","@reverse":{"isBasedOn":[{"@type":"ScholarlyArticle","identifier":{"@type":"PropertyValue","propertyID":"URL","value":"https://inspirehep.net/literature/2643456"}},{"@id":"https://doi.org/10.1007/JHEP06(2023)199","@type":"JournalArticle"}]},"@type":"Dataset","additionalType":"Collection","author":{"@type":"Organization","name":"ATLAS Collaboration"},"creator":{"@type":"Organization","name":"ATLAS Collaboration"},"datePublished":"2023","description":"A search is reported for excited $\\tau$-leptons and leptoquarks in events with two hadronically decaying $\\tau$-leptons and two or more jets.\nThe search uses proton-proton collision data at $\\sqrt{s} = 13~\\mathrm{TeV}$ recorded by the ATLAS experiment during the Run 2 of the Large Hadron Collider in 2015-2018.\nThe total integrated luminosity is 139 fb$^{-1}$.\nThe excited $\\tau$-lepton is assumed to be produced and to decay via a four-fermion contact interaction into an ordinary $\\tau$-lepton and a quark-antiquark pair.\nThe leptoquarks are assumed to be produced in pairs via the strong interaction, and each leptoquark is assumed to couple to a charm or lighter quark and a $\\tau$-lepton.\nNo excess over the background prediction is observed.\nExcited $\\tau$-leptons with masses below 2.8 TeV are excluded at 95% CL in scenarios with the contact interaction scale $\\Lambda$ set to 10 TeV.\nAt the extreme limit of model validity where $\\Lambda$ is set equal to the excited $\\tau$-lepton mass, excited $\\tau$-leptons with masses below 4.6 TeV are excluded.\nLeptoquarks with masses below 1.3 TeV are excluded at 95% CL if their branching ratio to a charm quark and a $\\tau$-lepton equals 1.\nThe analysis does not exploit flavour-tagging in the signal region.","hasPart":[{"@id":"https://doi.org/10.17182/hepdata.141537.v1/t1","@type":"Dataset","description":"Observed and expected upper 95% CL limit on the $\\tau^\\ast$ production cross-section as a function of $m_{\\tau^\\ast}$ for a fixed...","name":"Limits on the excited tau production cross-section"},{"@id":"https://doi.org/10.17182/hepdata.141537.v1/t2","@type":"Dataset","description":"Observed and expected lower 95% CL limit on the contact interaction scale $\\Lambda$ as a function of $m_{\\tau^\\ast}$.","name":"Limits on the contact interaction scale $\\Lambda$."},{"@id":"https://doi.org/10.17182/hepdata.141537.v1/t3","@type":"Dataset","description":"Observed and expected upper 95% CL limit on the LQ production cross-section as a function of $m_\\mathrm{LQ}$. The LQ couples...","name":"Limits on the LQ production cross-section"},{"@id":"https://doi.org/10.17182/hepdata.141537.v1/t4","@type":"Dataset","description":"Cutflow for two representative signal samples used in this analysis. The excited tau mass $m_{\\tau^\\ast} = 2.75$ TeV and the...","name":"Signal Region Cutflow"},{"@id":"https://doi.org/10.17182/hepdata.141537.v1/t5","@type":"Dataset","description":"Acceptance x efficiency of the $\\tau^\\ast$ signal SR selection","name":"Acceptance x efficiency of the $\\tau^\\ast$ signal SR selection"},{"@id":"https://doi.org/10.17182/hepdata.141537.v1/t6","@type":"Dataset","description":"Acceptance x efficiency of the LQ signal SR selection","name":"Acceptance x efficiency of the LQ signal SR selection"}],"identifier":[{"@type":"PropertyValue","propertyID":"HEPDataRecord","value":"https://www.hepdata.net/record/ins2643456?version=1"},{"@type":"PropertyValue","propertyID":"HEPDataRecordAlt","value":"https://www.hepdata.net/record/141537"}],"inLanguage":"en","name":"Search for excited $\\tau$-leptons and leptoquarks in the final state with $\\tau$-leptons and jets in pp collisions at $\\sqrt{s} = 13$ TeV with the ATLAS detector","provider":{"@type":"Organization","name":"HEPData"},"publisher":{"@type":"Organization","name":"HEPData"},"url":"https://www.hepdata.net/record/ins2643456?version=1","version":1}