On detecting the quantum correlations in the early universe

Yutaka Shikano, Yusuke Hayashi, Masaaki Hashimoto

Research output: Contribution to journalArticlepeer-review


The superhorizon region has been supported by the Wilkinson Microwave Anisotropy Probe experimental data. In this paper, we point out that the conventional entanglement criterion cannot be applied in the superhorizon region.

Original languageEnglish
Article number012063
JournalJournal of Physics: Conference Series
Issue number1
Publication statusPublished - 2011

All Science Journal Classification (ASJC) codes

  • General Physics and Astronomy


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