[1]Frontier Institute of Science and Technology Key Laboratory of Shaanxi Province for Craniofacial Precision Medicine Research College of Stomatology B State Key Laboratory for Manufacturing Systems Engineering Instrument Analysis Center Xian Jiaotong University Xian 710000 China;
[2]School of Materials Science and Engineering National Institute for Advanced Materials Center for Rare Earth and Inorganic Functional Materials Nankai I University Tianjin 300350 China;
[4]Center for Functional Nanomaterials Brookhaven National Laboratory Upton New York 11973 USA;
[3]Department of Radiation Oncology The First Affiliated Hospital of Xian Jiaotong University Xian 710000 China;
rare earth nano particles; multifu nctional property; peptide delivery; tumor imaging; tumor therapy;