Figure 2From: Polymer Single-Nanowire Optical SensorWaveguiding 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 arrow indicates the direction of light propagationBack to article page