PaperFocusing properties of micron-sized immersion lensesHeinz Schmid, Hans-Werner Fink, et al.Review of Scientific Instruments
PaperAtomic resolution in lensless low-energy electron holographyHans-Werner Fink, Heinz Schmid, et al.Physical Review Letters
PaperCarbon nanotubes are coherent electron sourcesHeinz Schmid, Hans-Werner FinkApplied Physics Letters