1. Department of Materials Science and Engineering Korea University Seoul 02841 Republic of Korea
2. Institute for High Technology Materials and Devices Korea University Seoul 02841 Republic of Korea
3. Department of Orthopedic Surgery Korea University Anam Hospital Seoul 02841 Republic of Korea
4. Department of Chemistry and Chemical Biology Rutgers University Piscataway NJ 08854 USA
5. Department of Chemical and Biomolecular Engineering Sogang University Seoul 04107 Republic of Korea
6. KU‐KIST Graduate School of Converging Science and Technology Korea University Seoul 02841 Republic of Korea
7. Department of Radiology Feinberg School of Medicine Northwestern University Chicago IL 60208 USA
8. School of Integrative Engineering Chung‐Ang University Seoul 06974 Republic of Korea
9. Department of Radiology Molecular Imaging Program at Stanford Stanford University School of Medicine Stanford University Palo Alto CA 94304 USA
10. Department of Radiology Canary Center at Stanford for Cancer Early Detection Stanford University School of Medicine Stanford University Palo Alto CA 94304 USA
11. Terasaki Institute for Biomedical Innovation Los Angeles CA 90064 USA
12. Department of Materials Science and Engineering Pohang University of Science and Technology (POSTECH) Pohang 37673 Republic of Korea
13. Department of Chemistry Korea University Seoul 02841 Republic of Korea
14. Department of Biomicrosystem Technology Korea University Seoul 02841 Republic of Korea