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quant-ph2025
Non-Hermitian Realization of Quantum Dynamics on Embedded Manifolds
Samuel Alperin
We show that the Floquet Hamiltonian of a quantum particle driven by a general time-periodic imaginary potential is exactly equivalent, at stroboscopic times, to the Hamiltonian of…
quant-ph2025
Real-Time Instantons in Complex-Driven Qubits
Samuel Alperin
We consider the dynamics of the quantum Rabi model driven parametrically by a periodic modulation of a complex coupling. We show both analytically and numerically that instead of R…
quant-ph2025
The Quantum Foucault Modes
Samuel Alperin
The driven quantum harmonic oscillator is fundamental to a number of important physical systems. Here, we consider the quantum harmonic oscillator under non-Hermitian, PT-symmetric…