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quant-ph2025
Logarithmic Spectral Phase Deformations: Observable Signatures and the Limits of Spontaneous Dephasing
Sridhar Tayur
We study a unitary deformation of the relation between a positive self-adjoint reference Hamiltonian and the generator of phase evolution, \begin{equation*} F_β(H) = H + βH \lo…
quant-ph2025
First-order and interior-point methods for entanglement detection
Javier Pena, Vikesh Siddhu, Sridhar Tayur
Quantum entanglement lies at the heart of quantum information science, yet its reliable detection in high-dimensional or noisy systems remains a fundamental computational challenge…