Optical polarization response at gold nanosheet edges probed by scanning near-field optical microscopy<xref rid="cpb_27_8_087801fn1" ref-type="fn">*</xref><fn id="cpb_27_8_087801fn1"><label>*</label><p>Project supported by the National Key Basic Research Program of China (Grant No. 2013CB934004) and the Fundamental Research Funds for the Central Universities, China (Grant No. YWF-13-D2-XX-14).</p></fn>

Optical polarization response at gold nanosheet edges probed by scanning near-field optical microscopy**

Project supported by the National Key Basic Research Program of China (Grant No. 2013CB934004) and the Fundamental Research Funds for the Central Universities, China (Grant No. YWF-13-D2-XX-14).

Bi Zhuan-Fang¹, Yang Mu², Shang Guang-Yi^{1, †}

(color online) FDTD simulated results at the edge of gold triangle nanosheet. (a) Model for FDTD simulation with monitor area 300 nm×300 nm. (b) Normalized light intensity collected at the gold edge, as a function of polarization direction in polar coordination. [(c)–(f)] The yz-plane distributions of the light intensity at edge for polarization angle at 0°, 30°, 60°, and 90°, respectively.