Silicon and Salt (IMAGE) Penn State Caption This is a micrograph of mesoporous silicon with sodium chloride and potassium chloride salts embedded in the matrix. Credit Donghai Wang, Penn State Usage Restrictions Non commercial use only 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.