Made available in DSpace on 2020-12-12T02:44:40Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-06-30; The modification of CeO2 with rare-earth elements opens up a wide range of applications as biomedical devices using infrared emission as well as magnetic and gas-sensing devices, once the structural, morphological, photoluminescent, magnetic, electric, and gas-sensing properties of these systems are str...