Results 41 to 50 of about 4,217,432 (315)

On factorized overlaps: Algebraic Bethe Ansatz, twists, and separation of variables

open access: yesNuclear Physics B, 2021
We investigate the exact overlaps between eigenstates of integrable spin chains and a special class of states called “integrable initial/final states”.
Tamás Gombor, Balázs Pozsgay
doaj   +1 more source

Interfering trajectories in experimental quantum-enhanced stochastic simulation

open access: yesNature Communications, 2019
Quantum devices should allow simulating stochastic processes using less memory than classical counterparts, but only if quantum coherence is maintained through multiple steps.
Farzad Ghafari   +5 more
doaj   +1 more source

Simulation Complexity of Open Quantum Dynamics: Connection with Tensor Networks. [PDF]

open access: yesPhysical Review Letters, 2018
The difficulty to simulate the dynamics of open quantum systems resides in their coupling to many-body reservoirs with exponentially large Hilbert space.
I. Luchnikov   +6 more
semanticscholar   +1 more source

Quantum state smoothing: why the types of observed and unobserved measurements matter

open access: yesNew Journal of Physics, 2019
We investigate the estimation technique called quantum state smoothing introduced in (Guevara and Wiseman 2015 Phys. Rev. Lett. 115 180407), which offers a valid quantum state estimate for a partially monitored system, conditioned on the observed record ...
Areeya Chantasri   +2 more
doaj   +1 more source

Quantum steering ellipsoids, extremal physical states and monogamy

open access: yesNew Journal of Physics, 2014
Any two-qubit state can be faithfully represented by a steering ellipsoid inside the Bloch sphere, but not every ellipsoid inside the Bloch sphere corresponds to a two-qubit state.
Antony Milne   +4 more
doaj   +1 more source

Attosecond Delays of High-Harmonic Emissions from Hydrogen Isotopes Measured by XUV Interferometer

open access: yesUltrafast Science, 2022
High-harmonic spectroscopy can access structural and dynamical information on molecular systems encoded in the amplitude and phase of high-harmonic generation (HHG) signals. However, measurement of the harmonic phase is a daunting task.
Mumta Hena Mustary   +8 more
doaj   +1 more source

Experimental quantification of spatial correlations in quantum dynamics [PDF]

open access: yesQuantum, 2018
Correlations between different partitions of quantum systems play a central role in a variety of many-body quantum systems, and they have been studied exhaustively in experimental and theoretical research.
L. Postler   +8 more
semanticscholar   +1 more source

Large-Scale Quantum Dynamics with Matrix Product States. [PDF]

open access: yesJournal of Chemical Theory and Computation, 2019
Dynamical electronic- and vibrational-structure theories have received a growing interest in the past few years due to their ability to simulate spectra recorded with ultrafast experimental techniques.
Alberto Baiardi, M. Reiher
semanticscholar   +1 more source

Mechanistic basis for inhibition of the extended‐spectrum β‐lactamase GES‐1 by enmetazobactam and tazobactam

open access: yesFEBS Letters, EarlyView.
Antimicrobial resistance (AMR) is of huge importance, resulting in over 1 million deaths each year. Here, we describe how a new drug, enmetazobactam, designed to help fight resistant bacterial diseases, inhibits a key enzyme (GES‐1) responsible for AMR. Our data show it is a more potent inhibitor than the related tazobactam, with high‐level computation
Michael Beer   +10 more
wiley   +1 more source

Cavity-renormalized quantum criticality in a honeycomb bilayer antiferromagnet

open access: yesCommunications Physics, 2023
Strong light-matter interactions as realized in an optical cavity provide a tantalizing opportunity to control the properties of condensed matter systems. Inspired by experimental advances in cavity quantum electrodynamics and the fabrication and control
Lukas Weber   +4 more
doaj   +1 more source

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