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An objective collapse model without state dependent stochasticity

Authors :
Mertens, Lotte
Wesseling, Matthijs
van Wezel, Jasper
Source :
SciPost Phys. 14, 114 (2023)
Publication Year :
2022

Abstract

The impossibility of describing measurement in quantum mechanics while using a quantum mechanical model for the measurement machine, remains one of its central problems. Objective collapse theories attempt to resolve this problem by proposing alterations to Schroedinger's equation. Here, we present a minimal model for an objective collapse theory that, in contrast to previous proposals, does not employ state dependent stochastic terms in its construction. It is an explicit proof of principle that it is possible for Born's rule to emerge from a stochastic evolution in which no properties of the stochastic process depend on the state being evolved. We propose the presented model as a basis from which more realistic objective collapse theories can be constructed.

Details

Database :
arXiv
Journal :
SciPost Phys. 14, 114 (2023)
Publication Type :
Report
Accession number :
edsarx.2208.11584
Document Type :
Working Paper
Full Text :
https://doi.org/10.21468/SciPostPhys.14.5.114