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 Materials Science and Engineering Northwestern University Evanston IL 60208 USA
6. International Institute for Nanotechnology Evanston IL 60208 USA
7. NUANCE Center Northwestern University Evanston IL 60208 USA
8. Seoul Center Korea Basic Science Institute 145 Anam‐Ro, Seongbuk‐Gu Seoul 02841 Republic of Korea
9. Institute of Engineering Research Korea University Seoul 02841 Republic of Korea
10. Department of Materials Science and Engineering Korea Advanced Institute of Science and Technology (KAIST) Daejeon 34141 Republic of Korea
11. Department of Materials Science and Engineering Pohang University of Science and Technology (POSTECH) Pohang 37673 Republic of Korea
12. Department of Materials Science and Engineering and Institute for NanoBioTechnology Johns Hopkins University Baltimore MD 21218 USA
13. Department of Radiology Feinberg School of Medicine Northwestern University Chicago IL 60611 USA
14. School of Integrative Engineering Chung‐Ang University Seoul 06974 Republic of Korea
15. Department of Radiology Molecular Imaging Program at Stanford Stanford University School of Medicine Stanford University Palo Alto CA 94304 USA
16. Department of Radiology Canary Center at Stanford for Cancer Early Detection Stanford University School of Medicine Stanford University Palo Alto CA 94304 USA
17. Department of Biomicrosystem Technology Korea University Seoul 02841 Republic of Korea
18. Institute of Green Manufacturing Technology Korea University Seoul 02841 Republic of Korea