Organic porous materials (IMAGE) University of Gothenburg Caption Image of the porous material in cross-section enlarged 29,000 times. The white line is the gold plate on which the material is built up. Credit Martin Ratsch Usage Restrictions None 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.