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quant-ph2023
Quantum-Enhanced Parameter Estimation Without Entanglement
Pragati Gupta
Entanglement is generally considered necessary for achieving the Heisenberg limit in quantum metrology. We construct analogues of Dicke and GHZ states on a single dimensional…
quant-ph2020★ 3 cited
Optimal quantum simulation of open quantum systems
Pragati Gupta, C. M. Chandrashekar
Digital quantum simulation on quantum systems require algorithms that can be implemented using finite quantum resources. Recent studies have demonstrated digital quantum simulation…
quant-ph2020
Digital quantum simulation framework for energy transport in an open quantum system
Pragati Gupta, C. M. Chandrashekar
Quantum effects such as the environment assisted quantum transport (ENAQT) displayed in photosynthetic Fenna-Mathews-Olson (FMO) complex has been simulated on analog quantum simula…