Effect of pressure during quenching (IMAGE) Hokkaido University Caption The voids in silica glass (yellow), which are responsible for scattering of light and degradation of signals, become much smaller when the glass is quenched at higher pressures (Yongjian Yang, et al., npj Computational Materials, September 17, 2020). Credit Yongjian Yang, et al., npj Computational Materials, September 17, 2020 Usage Restrictions This image is copyrighted but may be used to report this press release if credited as instructed. 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.