Liouvillian exceptional points emerge in discrete brickwork CPTP quantum circuits with retained square-root splitting and sensitivity enhancement, demonstrated via analytical solution of a two-qubit model.
Removing null rows and columns yields the effective 8×8 blocks T= τ+ 0 0τ − ! .(7) The explicit form ofτ ± are presented in [14]
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Liouvillian Exceptional Points in Quantum Brickwork Circuits
Liouvillian exceptional points emerge in discrete brickwork CPTP quantum circuits with retained square-root splitting and sensitivity enhancement, demonstrated via analytical solution of a two-qubit model.