1. State Key Laboratory of Rare Earth Resource UtilizationChangchun Institute of Applied ChemistryChinese Academy of Sciences 130022 Changchun China
2. Zernike Institute for Advanced Materials Nijenborgh 4 9747 AG Groningen The Netherlands
3. Genetics and Aging Research UnitMcCance Center for Brain HealthMassGeneral Institute for Neurodegenerative DiseaseDepartment of NeurologyMassachusetts General Hospital and Harvard Medical School Charlestown MA USA
4. National Engineering Laboratory for AIDS VaccineSchool of Life SciencesJilin University Changchun 130012 China
5. DWI—Leibniz Institute for Interactive Materials Forckenbeckstr. 50 52056 Aachen Germany
6. Institute of Technical and Macromolecular ChemistryRWTH Aachen University Worringerweg 2 52074 Aachen Germany