Figure 2.

Waveguiding polymer single nanowire—optical micrographs of a 300-nm-diameter PMMA nanowire guiding a broadband supercontinuum (denoted as SC) and monochromatic lasers with wavelengths of 488, 532, 660, and 980 nm, respectively. Scale bar, 50 μm. Thewhite arrowindicates the direction of light propagation

Sablon Nanoscale Research Letters 2008 4:94-95   doi:10.1007/s11671-008-9191-8