Worldwide efforts aim at the realization of advanced quantum simulators and processors.
However, despite the development of intricate hardware and pulse control systems, it may …

While the accuracy of qubit operations has been greatly improved in the last decade, further
development is demanded to achieve the ultimate goal: a fault-tolerant quantum computer …

Quantum error mitigation, a data processing technique for recovering the statistics of target
processes from their noisy version, is a crucial task for near-term quantum technologies …

Quantum computers have the potential to provide an advantage over classical computers in
a number of areas. Numerous metrics to benchmark the performance of quantum computers …

Neural networks have shown their effectiveness in various tasks in the realm of quantum
computing. However, their application in quantum error mitigation, a crucial step towards …

Gate set tomography (GST) characterizes the process matrix of quantum logic gates, along
with measurement and state preparation errors in quantum processors. GST typically …

In this study, we rigorously derived the survival probability in a time-dependent Ising chain
coupled with a bosonic system at zero temperature. We found that nonadiabatic transitions …

Employing quantum mechanical resources in computing and networking opens the door to
new computation and communication models and potential disruptive advantages over …

The ubiquitous effects of the environment on quantum-mechanical systems generally cause
temporally correlated fluctuations. This particularly holds for systems of interest for quantum …

In this work, we consider biased-noise qubits affected only by bit-flip errors, which is
motivated by existing systems of stabilized cat qubits. This property allows us to design a …