Poly , fluorescence SNOM images

Figure 19.8 Fluorescence SNOM images of a phase-separated blend of polystyrene and poly (9,9-dioctylfluorene). (a-c) Surface topography, transmittance, and fluorescence images, respectively (d and e) Mapping of the amplitude and lifetime of the fluorescence decay...

Fig. 20 SNOM images of a 250 nm thick film of poly(9,9-didodecylfluorene) prepared by spin coating from toluene solution (a) topography, (b) total fluorescence intensity calculated from sum of the two polarized images (c) and (d) fluorescence collected simultaneously at orthogonal polarization, (e) anisotropy image calculated from panels c and d, and (f) simulated anisotropy image assuming the polymers are perfectly oriented in 15 nm cubic domains. Reprinted with permission of [68], copyright (2000) American Chemical Society...

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