Abstract
Following the initial submission of this thesis, the following analysis of \({\chi }_{{c1}}\) and \({\chi }_{{c2}}\) production was published in Ref. [1].
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Chisholm, A. (2016). Measurement of the Production of the \({\chi }_{{c1}}\) and \({\chi }_{{c2}}\) Charmonium States. In: Measurements of the X c and X b Quarkonium States in pp Collisions with the ATLAS Experiment. Springer Theses. Springer, Cham. https://doi.org/10.1007/978-3-319-23120-4_6
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