Quantum 9, 1830 (2025). https://doi.org/10.22331/q-2025-08-27-1830 Quantum networks allow for novel forms of quantum nonlocality. By exploiting the combination of entangled states and entangled measurements, strong nonlocal correlations can be generated across the entire network. So […]
Quantum 9, 1829 (2025). https://doi.org/10.22331/q-2025-08-27-1829 We propose several optimizations of the CliNR partial error correction scheme which implements Clifford circuits by consuming a resource state. Errors are corrected by measuring a sequence of Pauli operators […]
Quantum 9, 1828 (2025). https://doi.org/10.22331/q-2025-08-27-1828 Parametrised quantum circuits contain phase gates whose phase is determined by a classical algorithm prior to running the circuit on a quantum device. Such circuits are used in variational algorithms […]
Quantum 9, 1827 (2025). https://doi.org/10.22331/q-2025-08-08-1827 We propose an experimental setup to probe the interplay between the quantum superposition principle and gravitational time dilation arising from the mass-energy equivalence. It capitalizes on state-of-the-art atom interferometers that […]
Quantum 9, 1826 (2025). https://doi.org/10.22331/q-2025-08-08-1826 We introduce a new class of qubit codes that we call Evenbly codes, building on a previous proposal of hyperinvariant tensor networks. Its tensor network description consists of local, non-perfect […]
Quantum 9, 1825 (2025). https://doi.org/10.22331/q-2025-08-08-1825 The rapid advancement of quantum hardware necessitates the development of reliable methods to certify its correct functioning. However, existing certification tests fall short, as they either suffer from systematic errors […]
Quantum 9, 1824 (2025). https://doi.org/10.22331/q-2025-08-08-1824 We present a theoretical proposal for preparing and manipulating a state of a single continuous-variable degree of freedom confined to a nonharmonic potential. By utilizing optimally controlled modulation of the […]
Quantum 9, 1823 (2025). https://doi.org/10.22331/q-2025-08-07-1823 The hybrid tensor network (HTN) method is a general framework allowing for the construction of an effective wavefunction with the combination of classical tensors and quantum tensors, i.e., amplitudes of […]
Quantum 9, 1822 (2025). https://doi.org/10.22331/q-2025-08-07-1822 Response theory has a successful history of connecting experimental observations with theoretical predictions. Of particular interest is the optical response of matter, from which spectroscopy experiments can be modelled. However, […]
Quantum 9, 1821 (2025). https://doi.org/10.22331/q-2025-08-05-1821 In the absence of fault tolerant quantum error correction for analog, Hamiltonian quantum computation, error suppression via energy penalties is an effective alternative. We construct families of distance-$2$ stabilizer subsystem […]
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