. "XPS measurements"@en . "Ce valence state"@en . "Energetic ion irradiation"@en . . "CeO2"@en . "A. Iwase" . "Electronic excitation effect"@en . "Swift heavy ion irradiation"@en . "Lattice structure"@en . "8c0cca1cdda4bbb5a4430b6f6e0efede" . "Iwase" . "A." . "SQUID"@en . "Magnetic properties"@en . . "Oxygen atom displacements"@en . "FeRh thin films"@en .