Table 1.

Comparison of key parameters of reported waveguides.

Characteristic	This work	Reference7	Reference14
Ability to support quasi-line waves	True	True	N/A
Structure is a one-way waveguide	True	True	N/A
Structure is a dual-band waveguide	True	N/A	N/A
Simultaneous guidance of Hermitian and non-Hermitian line modes	True	N/A	N/A
Feasibility for implementing reconfigurable circuits	True	True	N/A