Results 1 to 10 of about 1,036,210 (224)

Two-dimensional coherent spectroscopy of trion-polaritons and exciton-polaritons in atomically thin transition metal dichalcogenides

open access: yesAAPPS Bulletin, 2023
We present a microscopic many-body calculation of the nonlinear two-dimensional coherent spectroscopy (2DCS) of trion-polaritons and exciton-polaritons in charge-tunable transition-metal-dichalcogenides monolayers placed in an optical microcavity.
Hui Hu   +3 more
doaj   +1 more source

Thermally stable p-wave repulsive Fermi polaron without a two-body bound state

open access: yesAAPPS Bulletin, 2023
We theoretically investigate the polaron physics of an impurity immersed in a two-dimensional Fermi sea, interacting via a p-wave interaction at finite temperature.
Hui Hu, Jia Wang, Xia-Ji Liu
doaj   +1 more source

Can single photon excitation of two spatially separated modes lead to a violation of Bell inequality via weak-field homodyne measurements?

open access: yesNew Journal of Physics, 2021
We reconsider the all-optical weak homodyne-measurement based experimental schemes aimed at revealing Bell nonclassicality (‘nonlocality’) of a single photon. We focus on the schemes put forward by Tan et al (TWC, 1991) and Hardy (1994).
Tamoghna Das   +5 more
doaj   +1 more source

Simplified quantum optical Stokes observables and Bell’s theorem

open access: yesScientific Reports, 2022
We discuss a simplified form of Stokes operators for quantum optical fields that involve the known concept of binning. Behind polarization analyzer photon numbers (more generally intensities) are measured.
Konrad Schlichtholz   +2 more
doaj   +1 more source

A Macroscopic Quantum Three-Box Paradox: Finding Consistency with Weak Macroscopic Realism

open access: yesEntropy, 2023
The quantum three-box paradox considers a ball prepared in a superposition of being in any one of three boxes. Bob makes measurements by opening either box 1 or box 2.
Channa Hatharasinghe   +3 more
doaj   +1 more source

Simulating Gaussian boson sampling quantum computers

open access: yesAAPPS Bulletin, 2023
A growing cohort of experimental linear photonic networks implementing Gaussian boson sampling (GBS) have now claimed quantum advantage. However, many open questions remain on how to effectively verify these experimental results, as scalable methods are ...
Alexander S. Dellios   +2 more
doaj   +1 more source

Weak versus Deterministic Macroscopic Realism, and Einstein–Podolsky–Rosen’s Elements of Reality

open access: yesEntropy, 2023
The violation of a Leggett–Garg inequality confirms the incompatibility between quantum mechanics and the combined premises (called macro-realism) of macroscopic realism (MR) and noninvasive measurability (NIM).
Jesse Fulton   +3 more
doaj   +1 more source

Quantifying Athermality and Quantum Induced Deviations from Classical Fluctuation Relations

open access: yesEntropy, 2020
In recent years, a quantum information theoretic framework has emerged for incorporating non-classical phenomena into fluctuation relations. Here, we elucidate this framework by exploring deviations from classical fluctuation relations resulting from the
Zoë Holmes   +3 more
doaj   +1 more source

Searching for Low Probability Opening Events in a DNA Sliding Clamp

open access: yesLife, 2022
The β subunit of E. coli DNA polymererase III is a DNA sliding clamp associated with increasing the processivity of DNA synthesis. In its free form, it is a circular homodimer structure that can accomodate double-stranded DNA in a nonspecific manner.
Reza Esmaeeli   +2 more
doaj   +1 more source

Comment on ‘Single particle nonlocality with completely independent reference states’

open access: yesNew Journal of Physics, 2022
We comment on the purported violation of local realism, by a single photon induced correlations between homodyne detectors, which one can find in: (2008) New J. Phys. 10 113024 [arXiv: 0807.0109 ].
Tamoghna Das   +5 more
doaj   +1 more source

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