Talk detail

MG15 - Talk detail

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 Participant

Zych, Magdalena

Institution

The University of Queensland  - St Lucia - Brisbane - QLD - Australia

Session

PT3

Accepted

Yes

Order

1

Time

15:15 25'

Talk

Oral abstract

Title

Universal decoherence due to gravitational time dilation
Coauthors Pikovski, Igor; Zych, Magdalena; Costa, Fabio; Brukner, ÄŒaslav

Abstract

General relativistic effects are usually considered to be irrelevant for quantum phenomena. This talk will show how the effects of relativistic time dilation lead to an effective decoherence mechanism — suppressing coherence of quantum superpositions of the centre of mass for composite system in generic internal states. Even though time dilation in typical scenarios on Earth is small, the resulting decoherence becomes significant already for gram-scale systems, or highly complex molecules.

Pdf file

 

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