Plasmonic microcavity formed by the Möbius strip<xref rid="cpb_26_3_037303fn1" ref-type="fn">*</xref><fn id="cpb_26_3_037303fn1"><label>*</label><p>Projected supported by the National Natural Science Foundation of China (Grant Nos. 61271030 and 61308041) and the Fundamental Research Funds for the Central Universities of China (Grant No. ZYGX2014J043).</p></fn>

Plasmonic microcavity formed by the Möbius strip**

Projected supported by the National Natural Science Foundation of China (Grant Nos. 61271030 and 61308041) and the Fundamental Research Funds for the Central Universities of China (Grant No. ZYGX2014J043).

Zeng Yang^†, Wang Zhi-Yong, Wu Yuan, Lu Lan-Song, Wang Yun-Xiang, Shi Shuang-Jin, Qiu Qi

(color online) (a) Schematic diagram of the cylindric cavity. The main dimension is the same as those of the Möbius-strip-type cavity for a strict comparison. (b) The cross section profile of magnetic field distribution in the middle. The example shows the mode m = 11 at a wavelength of 1533 nm.