Results 31 to 40 of about 264 (153)

Dr. Bertlmann’s Socks in a Quaternionic World of Ambidextral Reality

open access: yesIEEE Access, 2020
Unlike our basic theories of space and time, quantum mechanics is not a locally causal theory. Moreover, it is widely believed that any hopes of restoring local causality within any realistic theory have been undermined by Bell's theorem and the ...
Joy Christian
doaj   +1 more source

Bell s theorem and chemical potential [PDF]

open access: yesJournal of Physics A: Mathematical and General, 2002
Chemical potential is a property which involves the effect of interaction between the components of a system, and it results from the whole system. In this paper, we argue that for two particles which have interacted via their spins and are now spatially separated, the so-called Bell's locality condition implies that the chemical potential of each ...
Shafiee, A.   +2 more
openaire   +3 more sources

Loophole-free Bell inequality violation experiments verifying the realism and locality principles

open access: yesFrontiers in Physics
The aim of this study is to produce a simulation of EPR experiments violating the CHSH-Bell inequalities using physically interpretable objects (properties defined before measurement) and interactions (no supraliminal communication), without influence ...
Stephane Le Corre
doaj   +1 more source

Witnessing Nonclassicality in a Causal Structure with Three Observable Variables

open access: yesPRX Quantum, 2023
Seen from the modern lens of causal inference, Bell’s theorem is nothing other than the proof that a specific classical causal model cannot explain quantum correlations.
Pedro Lauand   +6 more
doaj   +1 more source

The Bell Theorem as a Special Case of a Theorem of Bass [PDF]

open access: yesFoundations of Physics, 2005
The theorem of Bell states that certain results of quantum mechanics violate inequalities that are valid for objective local random variables. We show that the inequalities of Bell are special cases of theorems found ten years earlier by Bass and stated in full generality by Vorob'ev.
Hess, Karl, Philipp, Walter
openaire   +2 more sources

Measurement problem and local hidden variables with entangled photons

open access: yesOpen Physics, 2017
It is shown that there is no remote action with polarization measurements of photons in singlet state. A model is presented introducing a hidden parameter which determines the polarizer output.
Muchowski Eugen
doaj   +1 more source

The photon identification loophole in EPRB experiments: computer models with single-wing selection

open access: yesOpen Physics, 2017
Recent Einstein-Podolsky-Rosen-Bohm experiments [M. Giustina et al. Phys. Rev. Lett. 115, 250401 (2015); L. K. Shalm et al. Phys. Rev. Lett. 115, 250402 (2015)] that claim to be loophole free are scrutinized.
De Raedt Hans   +2 more
doaj   +1 more source

Deterministic all-versus-nothing proofs of Bell nonlocality based on non-stabilizer states

open access: yesNew Journal of Physics, 2023
The all-versus-nothing proof of Bell nonlocality is a prominent demonstration of Bell’s theorem without inequalities. There are two kinds of such proofs: the deterministic all-versus-nothing proof and the probabilistic all-versus-nothing proof, which ...
Weidong Tang
doaj   +1 more source

A possible loophole in the theorem of Bell [PDF]

open access: yesProceedings of the National Academy of Sciences, 2001
The celebrated inequalities of Bell are based on the assumption that local hidden parameters exist. When combined with conflicting experimental results, these inequalities appear to prove that local hidden parameters cannot exist. This contradiction suggests to many that only instantaneous action at a distance can explain the Einstein, Podolsky ...
Hess, Karl, Philipp, Walter
openaire   +2 more sources

The lesson of causal discovery algorithms for quantum correlations: causal explanations of Bell-inequality violations require fine-tuning

open access: yesNew Journal of Physics, 2015
An active area of research in the fields of machine learning and statistics is the development of causal discovery algorithms , the purpose of which is to infer the causal relations that hold among a set of variables from the correlations that these ...
Christopher J Wood, Robert W Spekkens
doaj   +1 more source

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