English (United Kingdom)

https://curated-unify.zendy.io/wp-json/zendy-region/v1/featured_content/oa?rat=en

https://curated-unify.zendy.io/wp-json/zendy-region/v1/highlighted_journal/

Global: Zendy Plus annual

Presents the access of premium content as premium feature

Premium Content

Presents the keyphrase highlighting as premium feature

Keyphrase Highlighting

Presents the summarisation as premium feature

Summarisation

Insights

Presents the pdf analysis as premium feature

PDF Analysis

Presents the zaia usage as premium feature

ZAIA

Global: Zendy Tools annual

Global: Zendy Free Plan

Global: Zendy Tools monthly

Global: Zendy Plus monthly

A very simplified model of the Universe is considered in order to propose analternative approach to the irreversible evolution of the Universe at veryearly times. The entropy generation at the quantum stage can be thought as aconsequence of an instability of the system. Then particle creation arises fromthis instability.Comment: 14 pages (Latex manuscript

Entropy generation in cosmological particle creation