Photochemical and electrochemical redox-reactions of some (9,10-dihydro) acridine derivatives / door Nicolaas Wilhelmus Koper9-Arylacridinium ions : electrochemical, photophysical and chromofluoroionophoric properties in relation to molecular structure and conformation / door Stephanus Antonius JonkerNanotechnological tools built on synthetic light-drive nanomotors / Artem Alexandrovich KulagoNanotechnological tools built on synthetic light-drive nanomotors / Artem Alexandrovich KulagoControlling the motion of molecular machines at the nanoscale / Nopporn RuangsupapichatControlling the motion of molecular machines at the nanoscale / Nopporn Ruangsupapichat