#prxquantum — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #prxquantum, aggregated by home.social.
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#PRXQuantum #Physics #Quantum
A quantum algorithm provides high-quality wave-function ansätze without variational optimization and enables the computation of strongly correlated ground and excited states at polynomial cost. -
#PRXQuantum #Physics #Quantum
A scheme is proposed to realize reconfigurable networks with arbitrary chiral connectivity based on the photonic quantum Hall effect. -
#PRXQuantum #Physics #Quantum
Gradient-based quantum optimal control meets feedback. -
For friends of #QuantumControl and #QuantumTechnologies: Out now in #PRXQuantum, our newest paper.
How do you combine feedback and gradient-based optimization of control strategies --- something that is very useful for optimizing quantum error correction and many other important tasks? "feedback GRAPE" is our answer, as a new technique:
https://link.aps.org/doi/10.1103/PRXQuantum.4.030305
Work with Riccardo Porotti and Vittorio Peano.
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#PRXQuantum #Physics #Quantum
A single-electron spin is shuttled through a distance of 80 µm in a quantum-dot-based array, showing a route for creating coherent links in scalable quantum computing architectures. -
#PRXQuantum #Physics #Quantum
Random Clifford circuits are studied, in theory and simulations, showing that the localization of the quantum dynamics disappears when moving from one to two spacial dimensions. -
#PRXQuantum #Physics #Quantum
A generalization of the Shor and Steane constructions allows for measurement of select logical Pauli operators in error-correcting codes with reduced time and space overhead and opens the door to fault-tolerant implementations of logical gates. -
#PRXQuantum #Physics #Quantum
Proof-of-principle measurements inform quantum memory and transduction protocols for
T center ensembles. -
#PRXQuantum #Physics #Quantum
A new technique for open quantum dynamics, combining reaction coordinate mappings and the polaron transform, allows for efficient description of strong system-bath couplings, opening the way for novel applications in nanoscale transport and thermodynamics. -
#PRXQuantum #Physics #Quantum
A new method to decode high-dimensional information imprinted on temporal modes is introduced and experimentally demonstrated. -
#PRXQuantum #Physics #Quantum
Protocols for connecting #qubits based on electrons in #silicon quantum dots are proposed, highlighting opportunities and challenges for the implementation of coherent electron shuttling. -
#PRXQuantum #Physics #Quantum
An algorithm to simulate NISQ quantum circuits that uses iteratively compressed tensor networks leads to impressive capabilities and rivals experimental demonstrations of “quantum advantage.” -
#PRXQuantum #Physics #Quantum
A comprehensive and platform-independent framework for universal fault-tolerant logic is presented, enabling mapping from an abstract description of the logical gate to a precise set of physical instructions. -
#PRXQuantum #Physics #Quantum
A quantum-enhanced sensing technique based on two cavities coupled via a Josephson ring modulator is developed to substantially accelerate a detection scan rate, ultimately boosting significantly the search of axions. -
#PRXQuantum #Physics #Quantum
A proposal based on state-of-the-art quantum simulators shows how to explore long-range interactions so that central phenomena of quantum chemistry can be qualitatively investigated. -
#PRXQuantum #Physics #Quantum
A quantum nondemolition measurement with optical parametric amplifiers opens a path for novel non-Gaussian quantum engineering. -
#PRXQuantum #Physics #Quantum
A blueprint for exploiting symmetries in the construction of variational quantum learning models that can result in improved generalization performance is developed and demonstrated on practical problems. -
#PRXQuantum #Physics #Quantum
Quantum circuit optimization software is presented that eases the effect of device variability, increasing fidelities by as much as 40% on near-term quantum processors. -
#PRXQuantum #Physics #Quantum
An equivalence is proved between various fermion-to-qubit mappings and the exact bosonization method that utilizes the emergent fermions in the Z_2 topological order. -
#PRXQuantum #Physics #Quantum
Faster and more flexible gate set tomography via low-rank manifold optimization serves as a practical characterization and quantum software calibration tool. -
#PRXQuantum #Physics #Quantum
Coherent control between a nuclear spin and the electron spin of a rare-earth erbium ion is achieved, opening a path toward telecom-wavelength long-distance quantum repeaters -
#PRXQuantum #Physics #Quantum
A low-noise parametric amplifier based on kinetic inductance, suitable for integration with quantum systems in magnetic fields, is experimentally demonstrated.Article: https://go.aps.org/3y0Sg7g
Synopsis: https://go.aps.org/3Y7EM4g -
#PRXQuantum #Physics #Quantum
The language of the holographic principle can simplify our understanding of quantum information processes and allow exploring theories of quantum gravity in tabletop experiments.Pt. I: https://go.aps.org/3YdwIze
Pt. II: https://go.aps.org/3EC0h6v -
Meet the #PRXQuantum editors: @landi and I will be at the #apsmarch meeting. You can find us at the #quantum sessions, but also at two events, Wiki Edit-a-thon (Sunday) and the social “Meet the editors” (Session 14L, Tue), drinks included. See you there!
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#PRXQuantum #Physics #Quantum
A new atomic-scale #sensor capable of reading out multiple qubits is engineered, providing a pathway for increasing on-chip qubit density.Article: https://go.aps.org/3KzP6iq
Synopsis: https://go.aps.org/3IM39jw -
#PRXQuantum #Physics #Quantum
An efficient method to extract higher-order density-matrix functionals and access operator #entanglement is introduced and tested on experimental data, improving the characterization of nonequilibrium dynamics of many-body quantum systems. -
@bmac I don't think this fits all tastes, but for the ones with editorial inclination, #PRXQuantum is hiring a full-time staff. Visit the website for more info.
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#PRXQuantum #Physics #Quantum
A novel architecture is used to boost the density-matrix renormalization group, an important and widely used algorithm, impressively pushing the boundary of the current state of the art by at least an order of magnitude in complexity. -
#PRXQuantum #Physics #Quantum
A new encoding scheme for Rydberg atom arrays is introduced, opening their use for solving a large class of combinatorial optimization problems. -
If you are attending the #apsmarch meeting, consider using some of your time to improve society’s knowledge of #quantum. Register for the Wiki Edit-a-thon event! Great networking opportunity for PhD students as well. #PRXQuantum editors will be there!
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I had my first ever #QIP2023 talk: Rump session, of course ;-)
Hope it was minimally entertaining. Please consider the main take-home message: we want your thoughts on what would be good incentives for being a referee. #PRXQuantum -
I had my first ever #QIP2023 talk: Rump session, of course ;-)
Hope it was minimally entertaining. Please consider the main take-home message: we want your thoughts on what would be good incentives for being a referee. #PRXQuantum -
I had my first ever #QIP2023 talk: Rump session, of course ;-)
Hope it was minimally entertaining. Please consider the main take-home message: we want your thoughts on what would be good incentives for being a referee. #PRXQuantum -
I had my first ever #QIP2023 talk: Rump session, of course ;-)
Hope it was minimally entertaining. Please consider the main take-home message: we want your thoughts on what would be good incentives for being a referee. #PRXQuantum -
I had my first ever #QIP2023 talk: Rump session, of course ;-)
Hope it was minimally entertaining. Please consider the main take-home message: we want your thoughts on what would be good incentives for being a referee. #PRXQuantum -
Our #MSFTQuantum paper comparing the performance of the planar Hastings-Haah codes to the surface code has been published on #PRXQuantum https://doi.org/jtrz -- an exciting collaboration with a great team!
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Our #MSFTQuantum paper comparing the performance of the planar Hastings-Haah codes to the surface code has been published on #PRXQuantum https://doi.org/jtrz -- an exciting collaboration with a great team!
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Our #MSFTQuantum paper comparing the performance of the planar Hastings-Haah codes to the surface code has been published on #PRXQuantum https://doi.org/jtrz -- an exciting collaboration with a great team!
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Our #MSFTQuantum paper comparing the performance of the planar Hastings-Haah codes to the surface code has been published on #PRXQuantum https://doi.org/jtrz -- an exciting collaboration with a great team!
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Our #MSFTQuantum paper comparing the performance of the planar Hastings-Haah codes to the surface code has been published on #PRXQuantum https://doi.org/jtrz -- an exciting collaboration with a great team!
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#PRXQuantum #Physics #Quantum
A wavefront shaping approach enables protection of high-dimensional #entangled photons traversing a scattering medium, a situation that typically hinders the building of practical quantum microscopy and #QuantumKeyDistribution. -
#PRXQuantum #Physics #Quantum
The fidelity of the QAOA algorithm is found to obey a scaling law associated with the bond dimension of matrix product states, benchmarking the performance of quantum hardware in realistic setups. #rigetti -
#PRXQuantum #Physics #Quantum
Adaptive circuits combining measurement and feedback are used to produce long-range #entangled states using only low-depth circuits, overcoming limitations imposed by the Lieb-Robinson bounds.
#Perimeter