E. Haupt, V. Irniger, et al.
Review of Scientific Instruments
No abstract available.
E. Haupt, V. Irniger, et al.
Review of Scientific Instruments
Lukas Novotny, Bert Hecht, et al.
Ultramicroscopy
Dieter W. Pohl, F. Holtzberg
Applied Optics
Dieter W. Pohl
Physical Review Letters