['examined', 'three', 'different', 'potentials', 'for', 'UO2', '(', 'those', 'of', 'Basak', '[', '9', ']', ',', 'Jackson', '[', '10', ']', 'and', 'Morelon', '[', '11', ']', ')', 'coupled', 'with', 'different', 'parameterisations', 'for', 'the', 'U', '–', 'Xe', 'and', 'O', '–', 'Xe', 'interactions', 'from', 'Geng', '[', '12', ']', 'and', 'Nicoll', '[', '13', ']', 'and', 'recommend', 'values', 'of', '6.5', '\xa0', 'eV', ',', '4.5', '\xa0', 'eV', 'and', '2.4', '\xa0', 'eV', '[', '6', ']', 'for', 'the', 'different', 'stoichiometric', 'regimes', 'in', 'very', 'good', 'agreement', 'with', 'the', 'experimental', 'values', 'of', '6.0', '\xa0', 'eV', ',', '3.9', '\xa0', 'eV', 'and', '1.7', '\xa0', 'eV', 'respectively', '[', '14', ']', '.']