Figure 3.

Fluorescence zone profile. The cobalt sample is placed in the focal plane of the polycapillary lens used to focus the rhodium source beam. The capillary inner radius is 5, 10, 25 or 50 μm.

Dehlinger et al. Nanoscale Research Letters 2013 8:271   doi:10.1186/1556-276X-8-271
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