Classical analog of qubit logic based on a magnon Bose–Einstein condensate

M Mohseni, VI Vasyuchka, VS L'vov, AA Serga… - Communications …, 2022 - nature.com
Advances in quantum computing and telecommunications stimulate the search for classical
systems allowing partial implementation of a similar functionality under less stringent …

Remote state preparation of two-component Bose-Einstein condensates

M Chaudhary, M Fadel, EO Ilo-Okeke, AN Pyrkov… - Physical Review A, 2021 - APS
A protocol for remote state preparation is proposed for spin ensembles, where the aim is to
prepare a state with a given set of spin expectation values on a remote spin ensemble using …

[BOOK][B] Quantum atom optics: Theory and applications to quantum technology

T Byrnes, EO Ilo-Okeke - 2021 - books.google.com
The rapid development of quantum technologies has driven a revolution in related research
areas such as quantum computation and communication, and quantum materials. The first …

Fast dynamic frequency response-based multiparameter measurement in spin-exchange relaxation-free comagnetometers

Z Xu, K Wei, T Zhao, Q Cao, Y Liu… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
As the measurement of multiple parameters in a spin-exchange relaxation-free (SERF)
comagnetometer requires a long time and complex experimentation, we present a novel …

Deep recurrent networks predicting the gap evolution in adiabatic quantum computing

N Mohseni, C Navarrete-Benlloch, T Byrnes… - Quantum, 2023 - quantum-journal.org
In adiabatic quantum computing finding the dependence of the gap of the Hamiltonian as a
function of the parameter varied during the adiabatic sweep is crucial in order to optimize the …

Using copies can improve precision in continuous-time quantum computing

J Bennett, A Callison, T O'Leary, M West… - Quantum Science …, 2023 - iopscience.iop.org
In the quantum optimisation setting, we build on a scheme introduced by Young et al (2013
Phys. Rev. A 88 062314), where physical qubits in multiple copies of a problem encoded …

Enhancing quantum annealing accuracy through replication-based error mitigation

HN Djidjev - Quantum Science and Technology, 2024 - iopscience.iop.org
Quantum annealers like those manufactured by D-Wave Systems are designed to find high
quality solutions to optimization problems that are typically hard for classical computers …

Measuring energy by measuring any other observable

D Šafránek, D Rosa - Physical Review A, 2023 - APS
We present a method to estimate the probabilities of outcomes of a quantum observable, its
mean value, and higher moments by measuring any other observable. This method is …

Multipartite spin coherent states and spinor states

T Byrnes - Physical Review A, 2024 - APS
Multipartite generalizations of spin coherent states are introduced and analyzed. These are
the spin analogs of multimode optical coherent states as used in continuous variable …

Experimental observation of Josephson oscillations in a room-temperature Bose-Einstein magnon condensate

AJE Kreil, HY Musiienko-Shmarova, P Frey… - Physical Review B, 2021 - APS
The alternating current (ac) Josephson effect in a time-independent spatially
inhomogeneous setting is manifested by the occurrence of Josephson oscillations—periodic …