Distribution of Electron Localization Function during Carbonation and Hydrolysis Reactions (image) Kyushu University, I2CNER Share Print E-Mail Caption The red color denotes that the occurrence probability of valence electrons is 100 percent, the blue color means that no electrons exist in the area, and the green color means free electron-gas indicating the border of covalent bonds. Red, blue and brown balls represent oxygen, silicon and carbon atoms, respectively. Credit International Institute for Carbon-Neutral Energy Research (I²CNER), Kyushu University Usage Restrictions Request permission from American Chemical Society (https://pubs.acs.org/doi/10.1021/acs.jpcc.8b12089). Share Print E-Mail 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.