3 papers
quant-ph2025
Mitigating Coherent Errors through a Decoherence-Resistant Variational Framework employing Stabilizer State
Giovanni Di Bartolomeo, Giulio Crognaletti, Angelo Bassi +1
Stabilizer states are a central resource in quantum information processing, underpinning a wide range of applications. While they can be efficiently generated via Clifford circuits…
quant-ph2024
Equivariant Variational Quantum Eigensolver to detect Phase Transitions through Energy Level Crossings
Giulio Crognaletti, Giovanni Di Bartolomeo, Michele Vischi +1
Level spectroscopy stands as a powerful method for identifying the transition point that delineates distinct quantum phases. Since each quantum phase exhibits a characteristic sequ…
quant-ph2024
Efficient quantum algorithm to simulate open systems through a single environmental qubit
Giovanni Di Bartolomeo, Michele Vischi, Tommaso Feri +2
We present an efficient algorithm for simulating open quantum systems dynamics described by the Lindblad master equation on quantum computers, addressing key challenges in the fiel…