Zr-Cl rotation artificially frozen (IMAGE) University of California - San Diego Caption If Zr-Cl rotation is artificially frozen, sodium diffusivity plummets to negligible results. Zr-Cl rotation thus aids sodium conductivity. Credit University of California San Diego Usage Restrictions Please credit University of California San Diego License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.