Tunable terahertz plasmon in grating-gate coupled graphene with a resonant cavity<xref ref-type="fn" rid="cpb142016fn1">*</xref>

Tunable terahertz plasmon in grating-gate coupled graphene with a resonant cavity*

Yan Bo^a),^b), Yang Xin-Xin^b), Fang Jing-Yue^a), Huang Yong-Dan^b), Qin Hua^b), Qin Shi-Qiao^c)

Fig.#cod#x00A0;3. Transmission spectra W #cod#x003D; 3#cod#x00A0;#cod#x03BC;m, L #cod#x003D; 6#cod#x00A0;#cod#x03BC;m, h Si #cod#x003D; 200#cod#x00A0;#cod#x03BC;m simulated at different gate voltages. The red and black dashed lines are plasmon modes m = 1 and cavity modes C 5 , C 6 ,#cod#x2026;, C 11 , respectively.