4 papers
Jarzynski equality for conditional stochastic work
Akira Sone, Sebastian Deffner
It has been established that the inclusive work for classical, Hamiltonian dynamics is equivalent to the two-time energy measurement paradigm in isolated quantum systems. However,…
Cost Function Dependent Barren Plateaus in Shallow Parametrized Quantum Circuits
M. Cerezo, Akira Sone, Tyler Volkoff +2
Variational quantum algorithms (VQAs) optimize the parameters of a parametrized quantum circuit to minimize a cost function . While VQAs may enable practical…
Nonclassical correlations for quantum metrology in thermal equilibrium
Akira Sone, Quntao Zhuang, Changhao Li +2
Nonclassical correlations beyond entanglement might provide a resource in quantum information tasks, such as quantum computation or quantum metrology. Quantum discord is a measure…
Quantifying precision loss in local quantum thermometry via diagonal discord
Akira Sone, Quntao Zhuang, Paola Cappellaro
When quantum information is spread over a system through nonclassical correlation, it makes retrieving information by local measurements difficult---making global measurement neces…