Results 11 to 20 of about 106,946 (268)

Modal Quantum Theory [PDF]

open access: yesFoundations of Physics, 2012
We present a discrete model theory similar in structure to ordinary quantum mechanics, but based on a finite field instead of complex amplitudes. The interpretation of this theory involves only the "modal" concepts of possibility and necessity rather than quantitative probability measures.
Schumacher, Benjamin   +1 more
openaire   +2 more sources

Quantum holonomy theory [PDF]

open access: yesFortschritte der Physik, 2016
We present quantum holonomy theory, which is a non‐perturbative theory of quantum gravity coupled to fermionic degrees of freedom. The theory is based on a ‐algebra that involves holonomy‐diffeo‐morphisms on a 3‐dimensional manifold and which encodes the canonical commutation relations of canonical quantum gravity formulated in terms of Ashtekar ...
Aastrup, Johannes   +1 more
openaire   +3 more sources

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

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

Quantum probability theory [PDF]

open access: yesStudies in History and Philosophy of Science Part B: Studies in History and Philosophy of Modern Physics, 2007
28 pages, LaTeX, typos removed and some minor modifications for clarity and accuracy made.
Department of Philosophy, Logic and Scientific Method, London School of Economics and Political Science, Houghton Street, London WC2A 2AE, UK ( host institution )   +2 more
openaire   +4 more sources

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

Wave–particle complementarity: detecting violation of local realism with photon-number resolving weak-field homodyne measurements

open access: yesNew Journal of Physics, 2022
Nowadays photon-number resolving weak-field homodyne measurements allow realization of emblematic gedankenexperiments revealing correlations of optical fields.
Tamoghna Das   +5 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

Single trusted qubit is necessary and sufficient for quantum realization of extremal no-signaling correlations

open access: yesnpj Quantum Information, 2022
The problem of achieving security of device-independent (or semi-device-independent) cryptography (for quantum key distribution and randomness generation) against the most general no-signaling adversaries has remained open.
Ravishankar Ramanathan   +3 more
doaj   +1 more source

On quantum theory [PDF]

open access: yesThe European Physical Journal D, 2013
Quantum theory is a well-defined local theory with a clear interpretation. No "measurement problem" or any other foundational matters are waiting to be settled.
openaire   +2 more sources

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