Acknowledgements
Funding for JUAMI is provided by the National Science Foundation, Division of Materials Research through their International Programs agenda and the International Center for Materials Research, University of California Santa Barbara. Thanks also for the support and help of the Materials Research Society (MRS) and the African Materials Research Society (AMRS).Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation.