1. Max Planck Institute for Solid State Research, Heisenbergstraße 1, 70569 Stuttgart, Germany
2. Leicester School of Pharmacy, De Montfort University, The Gateway, LE1 9BH, Leicester, UK
3. Department of Chemical Engineering and Analytical Science, University of Manchester, Manchester M13 9PL, UK
4. Department of Pharmacy, University of Copenhagen, Universitetsparken 2, Copenhagen, 2100, Denmark
5. Center for Intelligent Drug Delivery and Sensing Using Microcontainers and Nanomechanics, Department of Health Technology, Technical University of Denmark, 2800, Kongens Lyngby, Denmark
6. Deutsches Elektronen Synchrotron (DESY), Notkestraße 85, 22607 Hamburg, Germany
7. Department of Applied Physics and Applied Mathematics, Columbia University, New York, 10027, USA
8. Condensed Matter Physics and Materials Science Department, Brookhaven National Laboratory, Upton, NY 11973, USA
9. Department of Chemical and Pharmaceutical Sciences, University of Trieste, Piazzale Europa 1, 34127 Trieste, Italy