# Preferred instantaneous vacuum for linear scalar fields in cosmological space-times

> Research article (Physical review. D. Particles, fields, gravitation, and cosmology/Physical review. D, Particles, fields, gravitation, and cosmology, 2015) · cited 67× · AI/ML

**Wikidata**: [openalex:W1995102122](https://www.wikidata.org/wiki/openalex:W1995102122)  
**Source**: https://4ort.xyz/entity/preferred-instantaneous-vacuum-for-linear-scalar-fields-in-cosmological-space-times