圖片1 (IMAGE) Hong Kong University of Science and Technology Caption 食鹽之晶體結構及其不尋常的分數角落電荷 Credit 科大 Usage Restrictions HKUST License Original 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.