Figure 2 | Regulating process of the deep-subwavelength EP state in the coupled-SLSP system. (IMAGE)

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS

Figure 2 | Regulating process of the deep-subwavelength EP state in the coupled-SLSP system.

Caption

Figure 2 | Regulating process of the deep-subwavelength EP state in the coupled-SLSP system. a, Layout of the coupled-SLSP system, which is excited by the microstrip line on the backside. b, Evolution of the transmission spectra as the rotation angle α increases. c, Electric field Ez of the antibonding mode, bonding mode, and the EP state. d,e Evolution of the real parts (d) and imaginary parts (e) of the complex frequencies.

Credit

Tie Jun Cui et al.

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