Three-Dimensional Single-Molecule Fluorescence Imaging Beyond the Diffraction Limit Using a Double-Helix Point Spread Function
S.R.P Pavani, M.A. Thompson, J.S. Biteen, S.J. Lord, N. Liu, R.J. Twieg, R. Piestun, W.E. Moerner
Name of Periodical: PNAS
Volume Number: 106
Year of Publication: 2009
Page Numbers: 2995-2999
