Kasoar, ElliottPlummer, MartinVan Lydon, LaraLaw, Mark M.2023-07-102023-07-102023-05-26Kasoar, E, Plummer, M, Van Lydon, L & Law, M M 2023, 'Matter-antimatter rearrangements using the R-matrix method', Frontiers in Physics, vol. 11, 1187537. https://doi.org/10.3389/fphy.2023.11875372296-424XORCID: /0000-0002-3001-7685/work/138534714https://hdl.handle.net/2164/21173Funding The contribution of EK was supported by the Ada Lovelace Centre, UK Science and Technology Facilities Council. MP’s work made use of support by CoSeC, the Computational Science Centre for Research Communities, through Collaborative Computational Project Q and High-End-Consortium (HEC) UK-AMOR. Acknowledgments We are grateful for helpful discussions with Jonathan Tennyson and Mike Charlton. The bound-state calculations were performed using the Maxwell High Performance Computing Cluster of the University of Aberdeen IT Service.2131225engSubstantive connection via an eligible employment contractantihydrogenantiprotoncoordinate transformationsmatter-antimatter interactionsR-matrix methodrearrangement scatteringQA MathematicsBiophysicsMaterials Science (miscellaneous)Mathematical PhysicsGeneral Physics and AstronomyPhysical and Theoretical ChemistrySupplementary DataQAJournal article10.3389/fphy.2023.1187537http://www.scopus.com/inward/record.url?scp=85161797577&partnerID=8YFLogxK