# Hadronic Matter with Internal Symmetries and its Consequences: An Expanding Hadronic Gas

**Authors:** Ludwik Turko  
**arXiv:** [hep-ph/9411346](https://arxiv.org/abs/hep-ph/9411346)  
**Date:** 1994-11-21  
**Summary page:** https://www.summarizepaper.com/en/paper/hep-ph--9411346v1/

## Abstract

We consider an ideal gas of massive hadrons in thermal and chemical equilibrium. The gas expands longitudinally in accordance with Bjorken law. Strangeness and baryon number conservation is taken into account. This gas has different features as compared to the pion gas.