Figure 1 | Conceptual illustration of the deep-subwavelength EP state and its enhanced sensing performance. (IMAGE)

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

Figure 1 | Conceptual illustration of the deep-subwavelength EP state and its enhanced sensing performance.

Caption

Figure 1 | Conceptual illustration of the deep-subwavelength EP state and its enhanced sensing performance. a, Schematic of the SLSP resonance unit and its electrical size. b, Principle of mode coupling in the coupled-SLSP system. c, The energy-level diagram describing the antibonding and bonding modes in the coupled-SLSP system. d, Schematic of contactless scatterer detection and nanomole glucose sensing using the EP state.

Credit

Tie Jun Cui et al.

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